| Pos | standard Number | publication date | Language | Description |
| 1 | ITU-T Q.126-1989 | 1989-01-01 | English | Analysis and Transfer of Digital Information - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 2 | ITU-T Q.125-1989 | 1989-01-01 | English | Speed of Switching in International Exchanges - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 3 | ITU-T Q.124-1989 | 1989-01-01 | English | Splitting Arrangements - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 4 | ITU-T Q.123-1989 | 1989-01-01 | English | Signal Receiver - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 3 pp |
| 5 | ITU-T Q.122-1989 | 1989-01-01 | English | Signal Sender - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 6 | ITU-T Q.121-1989 | 1989-01-01 | English | Signal Code - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 6 pp |
| 7 | ITU-T Q.412-1989 | 1989-01-01 | English | Line Signalling, Analogue Version - Clauses for Exchange Line Signalling Equipment. Clauses for Transmission Line Signalling Equipment - Specifications of Signalling Systems R1 and R2 (Study Group XI) 7 pp |
| 8 | ITU-T I.232-1989 | 1989-01-01 | English | Packet-Mode Bearer Services Categories - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 5 pp |
| 9 | ITU-T E.231-1989 | 1989-01-01 | English | Charging in Automatic Service for Calls Terminating on Special Services for Suspended, Cancelled or Transferred Subscribers - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 1 pp |
| 10 | ITU-T E.323-1989 | 1989-01-01 | English | Rules for Phototelegraph Communications Set up over Circuits Normally Used for Telephone Traffic - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 1 pp |
| 11 | ITU-T P.33-1989 | 1989-01-01 | English | Subscriber Telephone Sets Containing Either Loudspeaking Receivers or Microphones Associated with Amplifiers - Telephone Transmission Quality - Study Group XII; 1 pp |
| 12 | ITU-T T.563-1989 | 1989-01-01 | English | Terminal Characteristics for Group 4 Facsimile Apparatus - Terminal Equipment and Protocols for Telematic Services (Study Group VIII) 19 pp |
| 13 | ITU-T X.244-1989 | 1989-01-01 | English | Procedure for the Exchange of Protocol Identification During Virtual Call Establishment on Packet Switched Public Data Networks - Data Communication Networks - Open Systems Interconnection (OSI) Protocol Specifications, Conformance Testing - Study Group VII; 2 pp; Cancelled |
| 14 | ITU-T Q.331-1989 | 1989-01-01 | English | Test Equipment for Checking Equipment and Signals - Specifications of Signalling Systems R1 and R2 (Study Group XI) 3 pp |
| 15 | ITU-T M.711-1989 | 1989-01-01 | English | Escalation Procedure - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 1 pp |
| 16 | ITU-T I.252-1989 | 1989-01-01 | English | Call Offering Supplementary Services - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 37 pp |
| 17 | ITU-T Q.330-1989 | 1989-01-01 | English | Automatic Transmission and Signallimg Testing - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 18 | ITU-T M.570-1989 | 1989-01-01 | English | Constitution of the Circuit: Preliminary Exchange of Information - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 5 pp |
| 19 | ITU-T M.565-1989 | 1989-01-01 | English | Access Points for International Telephone Circuits - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 4 pp |
| 20 | ITU-T M.562-1989 | 1989-01-01 | English | Types of Circuit and Circuit Section - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 5 pp |
| 21 | ITU-T M.560-1989 | 1989-01-01 | English | International Telephone Circuits - Principles, Definitions and Relative Transmission Levels - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 4 pp |
| 22 | ITU-T M.556-1989 | 1989-01-01 | English | Setting up and Initial Testing of Digital Channels on an International Digital Path or Block - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 1 pp |
| 23 | ITU-T M.555-1989 | 1989-01-01 | English | Bringing International Digital Blocks, Paths and Sections into Service - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 5 pp |
| 24 | ITU-T M.550-1989 | 1989-01-01 | English | Performance Limits for Bringing into Service and Maintenance of Digital Paths, Sections, and Line Sections - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits - Study Group IV; 15 pp |
| 25 | ITU-T M.540-1989 | 1989-01-01 | English | Routine Maintenance of Carrier and Pilot Generating Equipment - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits - Study Group IV; 4 pp |
| 26 | ITU-T M.535-1989 | 1989-01-01 | English | Special Maintenance Procedures for Multiple Destination, Undirectional (MU) Group and Supergroup Links - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 1 pp |
| 27 | ITU-T M.530-1989 | 1989-01-01 | English | Readjustment to the Nominal Value of an International Group, Supergroup, Etc., Link - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 3 pp |
| 28 | ITU-T M.525-1989 | 1989-01-01 | English | Automatic Maintenance Procedures for International Group, Supergroup, Etc., Links - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 2 pp |
| 29 | ITU-T M.520-1989 | 1989-01-01 | English | Routine Maintenance on International Group, Supergroup, Etc., Links - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 1 pp |
| 30 | ITU-T M.510-1989 | 1989-01-01 | English | Readjustment to the Nominal Value of a Regulated Line Section (on a Symmetric Pair Line, a Coaxial Line or a Radio-Relay Link) - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 1 pp |
| 31 | ITU-T M.500-1989 | 1989-01-01 | English | Routine Maintenance Measurements to Be Made on Regulated Line Sections - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 2 pp |
| 32 | ITU-T M.496-1989 | 1989-01-01 | English | Functional Organization for Automatic Transmission Restoration - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits - Study Group IV; 4 pp |
| 33 | ITU-T M.495-1989 | 1989-01-01 | English | Transmission Restoration and Transmission Route Diversity: Terminology and General Principles - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 10 pp |
| 34 | ITU-T M.490-1989 | 1989-01-01 | English | Exchange of Information for Planned Outages of Transmission Systems - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 4 pp |
| 35 | ITU-T Q.329-1989 | 1989-01-01 | English | Manual Testing - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 36 | ITU-T O.72-1989 | 1989-01-01 | English | Characteristics of an Impulsive Noise Measuring Instrument for Wideband Data Transmissions - Specifications for Measuring Equipment (Study Group IV) 1 pp |
| 37 | ITU-T O.51-1989 | 1989-01-01 | English | Volume Meters - Specifications for Measuring Equipment - Study Group IV; 1 pp; Cancelled; Same as Recmn P.52 |
| 38 | ITU-T O.32-1989 | 1989-01-01 | English | Automatic Measuring Equipment for Stereophonic Pairs of Sound-Programme Circuits - Specifications for Measuring Equipment - Study Group IV; 11 pp; Cancelled |
| 39 | ITU-T O.31-1989 | 1989-01-01 | English | Automatic Measuring Equipment for Sound-Programme Circuits - Specifications for Measuring Equipment - Study Group IV; 8 pp; Cancelled |
| 40 | ITU-T O.25-1989 | 1989-01-01 | English | Semiautomatic in-Circuit Echo Suppressor Testing System (ESTS) - Specifications for Measuring Equipment - Study Group IV; 7 pp; Cancelled |
| 41 | ITU-T M.140-1989 | 1989-01-01 | English | Designations of International Circuits, Groups, Group and Line Links, Digital Blocks, Digital Paths, Data Transmission Systems and Related Information - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 53 pp |
| 42 | ITU-T M.130-1989 | 1989-01-01 | English | Operational Procedures in Locating and Clearing Transmission Faults - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 9 pp |
| 43 | ITU-T M.93-1989 | 1989-01-01 | English | Exchange of Contact Point Information for the Maintenance of International Services and the International Network - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 9 pp |
| 44 | ITU-T N.81-1989 | 1989-01-01 | English | Definition for Application to International Videoconference Transmissions - Maintenance of International Sound-Programme and Television Transmission Circuits - Study Group IV; 1 pp |
| 45 | ITU-T Q.86-1989 | 1989-01-01 | English | Charging Supplementary Services - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements (Study Group XI) 22 pp |
| 46 | ITU-T Q.644-1989 | 1989-01-01 | English | Logic Procedures for Interworking of Signalling System No. 5 to R1 - Interworking of Signalling Systems (Study Group XI) 2 pp |
| 47 | ITU-T M.36-1989 | 1989-01-01 | English | Principles for the Maintenance of ISDN's - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 15 pp |
| 48 | ITU-T M.30-1989 | 1989-01-01 | English | Principles for a Telecommunications Management Network - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 40 pp |
| 49 | ITU-T I.254-1989 | 1989-01-01 | English | Multiparty Supplementary Services - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 30 pp |
| 50 | ITU-T I.255-1989 | 1989-01-01 | English | Community of Interest Supplementary Services - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 10 pp |
| 51 | ITU-T T.21-1989 | 1989-01-01 | English | Standardized Test Charts for Document Facsimile Transmissions - Terminal Equipment and Protocols for Telematic Services - Study Group VIII; 6 pp; Cancelled |
| 52 | ITU-T T.20-1989 | 1989-01-01 | English | Standardized Test Chart for Facsimile Transmissions - Terminal Equipment and Protocols for Telematic Services - Study Group VIII; 4 pp; Cancelled |
| 53 | ITU-T Q.328-1989 | 1989-01-01 | English | Routine Testing of Equipment (Local Maintenance) - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 54 | ITU-T Q.480-1989 | 1989-01-01 | English | Signalling Procedures - Miscellaneous Procedures - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 55 | ITU-T V.35-1989 | 1989-01-01 | English | Data Transmission at 48 Kilobits per Second Using 60-108 kHz Group Band Circuits - Data Communication over the Telephone Network - Study Group XVII; 1 pp; Cancelled |
| 56 | ITU-T T.15-1989 | 1989-01-01 | English | Phototelegraph Transmission over Combined Radio and Metallic Circuits - Terminal Equipment and Protocols for Telematic Services - Study Group VIII; 3 pp; Cancelled |
| 57 | ITU-T T.12-1989 | 1989-01-01 | English | Range of Phototelegraph Transmissions on a Telephone-Type Circuit - Terminal Equipment and Protocols for Telematic Services - Study Group VIII; 3 pp; Cancelled |
| 58 | ITU-T T.11-1989 | 1989-01-01 | English | Phototelegraph Transmissions on Telephone-Type Circuit - Terminal Equipment and Protocols for Telematic Services - Study Group VIII; 4 pp; Cancelled |
| 59 | ITU-T Q.479-1989 | 1989-01-01 | English | Signalling Procedures - Echo-Suppressor Control - Signalling Requirements - Specifications of Signalling Systems R1 and R2 (Study Group XI) 4 pp |
| 60 | ITU-T T.400-1989 | 1989-01-01 | English | Introduction to Document Architecture, Transfer and Manipulation - Terminal Equipment and Protocols for Telematic Services - Study Group VIII; 5 pp; Cancelled |
| 61 | ITU-T Q.327-1989 | 1989-01-01 | English | Testing Arrangements- General Arrangements - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 62 | ITU-T Q.478-1989 | 1989-01-01 | English | Signalling Procedures - Relay and Regeneration of R2 Interregister Signals by an Outgoing R2 Register in a Transit Exchange - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 63 | ITU-T Q.326-1989 | 1989-01-01 | English | Switching to the Speech Position - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 64 | ITU-T Q.476-1989 | 1989-01-01 | English | Signalling Procedures - Abnormal Release of Outgoing and Incoming R2 Registers - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 65 | ITU-T Q.475-1989 | 1989-01-01 | English | Signalling Procedures - Normal Release of Outgoing and Incoming R2 Registers - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 PP |
| 66 | ITU-T Q.474-1989 | 1989-01-01 | English | Signalling Procedures - Use of Group B Signals - Specifications of Signalling Systems R1 and R2 (Study Group XI) 3 pp |
| 67 | ITU-T Q.473-1989 | 1989-01-01 | English | Signalling Procedures - Use of End-of-Pulsing Signal I-15 in International Working - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 68 | ITU-T Q.472-1989 | 1989-01-01 | English | Signalling Procedures - at the Last Incoming R2 Register Situated in a Transit Exchange - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 69 | ITU-T Q.471-1989 | 1989-01-01 | English | Signalling Procedures - at the Last Incoming R2 Register Situated in the Exchange to Which the Called Subscriber is Connected - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 70 | ITU-T Q.470-1989 | 1989-01-01 | English | Signalling Procedures - at an Incoming R2 Register Situated in a Transit Exchange - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 PP |
| 71 | ITU-T Q.468-1989 | 1989-01-01 | English | Signalling Procedures - Routing and Numbering for International Working. Termination of Interregister Signalling Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 72 | ITU-T Q.466-1989 | 1989-01-01 | English | Signalling Procedures - Supervision and Release of the Call - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 73 | ITU-T Q.465-1989 | 1989-01-01 | English | Signalling Procedures - Particular Cases - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 74 | ITU-T Q.325-1989 | 1989-01-01 | English | Release of Registers - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 75 | ITU-T Q.262-1989 | 1989-01-01 | English | 4.2 Analysis of Digital Information for Routing - Specifications of Signalling System No. 6 (Study Group XI) 1 pp |
| 76 | ITU-T Q.324-1989 | 1989-01-01 | English | Analysis of Address Information for Routing - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 77 | ITU-T Q.464-1989 | 1989-01-01 | English | Signalling Procedures - Signalling between the Outgoing International R2 Register and the Last Incoming R2 Register - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 78 | ITU-T Q.463-1989 | 1989-01-01 | English | Signalling Procedures - Signalling between the Outgoing International R2 Register and an Incoming R2 Register in a National Exchange in the Destination Country - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 79 | ITU-T Q.462-1989 | 1989-01-01 | English | Signalling Procedures - Signalling between the Outgoing International R2 Register and an Incoming R2 Register in an International Exchange - Specifications of Signalling Systems R1 and R2 (Study Group XI) 3 pp |
| 80 | ITU-T T.3-1989 | 1989-01-01 | English | Standardization of Group 2 Facsimile Apparatus for Document Transmission - Terminal Equipment and Protocols for Telematic Services - Study Group VIII; 7 pp; Cancelled |
| 81 | ITU-T T.2-1989 | 1989-01-01 | English | Standardization of Group 1 Facsimile Apparatus for Document Transmission - Terminal Equipment and Protocols for Telematic Services - Study Group VIII; 3 pp; Cancelled |
| 82 | ITU-T V.40-1989 | 1989-01-01 | English | Error Indication with Electromechanical Equipment - Data Communication over the Telephone Network - Study Group XVII; 1 pp; Cancelled |
| 83 | ITU-T Z.333-1989 | 1989-01-01 | English | Methodology for the Specification of the Man-Machine Interface Tools and Methods - Man-Machine Language (MML) (Study Group X) 18 pp |
| 84 | ITU-T Z.334-1989 | 1989-01-01 | English | Subscriber Administration - Man-Machine Language (MML) (Study Group X) 21 pp |
| 85 | ITU-T Z.335-1989 | 1989-01-01 | English | Routing Administration - Man-Machine Language (MML) (Study Group X) 15 pp |
| 86 | ITU-T Z.336-1989 | 1989-01-01 | English | Traffic Measurement Administration - Man-Machine Language (MML) (Study Group X) 37 pp |
| 87 | ITU-T Z.337-1989 | 1989-01-01 | English | Network Management Administration - Man-Machine Language (MML) (Study Group X) 23 pp |
| 88 | ITU-T Z.341-1989 | 1989-01-01 | English | Glossary of Terms - Man-Machine Language (MML) (Study Group X) 44 pp |
| 89 | ITU-T FASCICLE VII.5-1989 | 1989-01-01 | English | Terminal Equipment and Protocols for Telematic Services - Recommendations T.65-T.101, T.150-T.390 |
| 90 | ITU-T FASCICLE VIII.1-1989 | 1989-01-01 | English | Data Communication over the Telephone Network Series V Recommendations - Study Group 17 |
| 91 | ITU-T FASCICLE VIII.3-1989 | 1989-01-01 | English | Data Communications Networks Transmission, Signalling and Switching, Network Aspects, Maintenance and Administrative Arrangements Recommendations X.40 - X.181 (Study Group VII) |
| 92 | ITU-T X.27-1989 | 1989-01-01 | English | Electrical Characteristics for Balanced Double-Current Interchange Circuits for General Use with Integrated Circuits Equipment in the Field of Data Communications - Data Communications Networks: Services and Facilities, Interchange (Study Group VII) 1 pp |
| 93 | ITU-T FASCICLE X.4-1989 | 1989-01-01 | English | Annex F.2 to Recommendation Z.100: SDL Formal Definition. Static Semantics (Study Group X) |
| 94 | ITU-T X.26-1989 | 1989-01-01 | English | Electrical Characteristics for Unbalanced Double-Current Interchange Circuits for General Use with Integrated Circuit Equipment in the Field of Data Communications - Data Communication Networks: Services and Facilities, Interfaces (Study Group VII) 1 pp |
| 95 | ITU-T I.241-1989 | 1989-01-01 | English | Teleservices Supported by an ISDN - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 28 pp |
| 96 | ITU-T Q.460-1989 | 1989-01-01 | English | Signalling Procedures - Normal Call Set-up Procedures for International Working - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 97 | ITU-T Q.458-1989 | 1989-01-01 | English | Interregister Signalling - Reliability of Interregister Signalling - Specifications of Signalling Systems R1 and R2 (Study Group XI) 5 pp |
| 98 | ITU-T Q.457-1989 | 1989-01-01 | English | Interregister Signalling - Range of Interregister Signalling - Specifications of Signalling Systems R1 and R2 (Study Group XI) 4 pp |
| 99 | ITU-T K.4-1989 | 1989-01-01 | English | Disturbance to Signalling - Protection Against Interference - Study Group V; 2 pp; Cancelled |
| 100 | ITU-T K.3-1989 | 1989-01-01 | English | Interference Caused by Audio-Frequency Signals Injected into a Power Distribution Network - Protection Against Interference - Study Group V; 1 pp; Cancelled |
| 101 | ITU-T K.2-1989 | 1989-01-01 | English | Protection of Repeater Power-Feeding Systems Against Interference from Neighbouring Electricity Lines - Protection Against Interference - Study Group V; 1 pp; Cancelled |
| 102 | ITU-T K.1-1989 | 1989-01-01 | English | Connection to Earth of an Audio-Frequency Telephone Line in Cable - Protection Against Interference - Study Group V; 1 pp; Cancelled |
| 103 | ITU-T Q.49-1989 | 1989-01-01 | English | Specification for the CCITT Automatic Transmission Measuring and Signalling Testing Equipment ATME No. 2 - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 1 pp; Cancelled |
| 104 | ITU-T Q.455-1989 | 1989-01-01 | English | Interregister Signalling - the Receiving Part of the Multifrequency Equipment. Range, Speed and Reliability of Interregister Signalling - Specifications of Signalling Systems R1 and R2 (Study Group XI) 4 pp |
| 105 | ITU-T Q.454-1989 | 1989-01-01 | English | Interregister Signalling - the Sending Part of the Multifrequency Signalling Equipment - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 106 | ITU-T I.256-1989 | 1989-01-01 | English | Charging Supplementary Services - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 16 pp |
| 107 | ITU-T HDBK OFS-1989 | 1989-01-01 | English | Optical Fibres Systems Planning Guide - Study Group XV; Study Group XVIII; 242 pp |
| 108 | ITU-T J.65-1989 | 1989-01-01 | English | Standard Test Signal for Conventional Loading of a Television Channel - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 109 | ITU-T I.257-1989 | 1989-01-01 | English | Additional Information Transfer - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 9 pp |
| 110 | ITU-T J.62-1989 | 1989-01-01 | English | Single Value of the Signal-to-Noise Ratio for All Television Systems - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 111 | ITU-T Q.791-1989 | 1989-01-01 | English | Monitoring and Measurements for Signalling System No. 7 Networks - Specifications of Signalling System No.7 - Study Group XI; 20 pp; Cancelled |
| 112 | ITU-T Q.795-1989 | 1989-01-01 | English | Operations, Maintenance and Administration Part (OMAP) - Specifications of Signalling System No. 7 - Study Group XI; 47 pp; Cancelled |
| 113 | ITU-T Q.43-1989 | 1989-01-01 | English | Transmission Losses, Relative Levels - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 6 pp; Cancelled |
| 114 | ITU-T Q.42-1989 | 1989-01-01 | English | Stability and Echo (Echo Suppressors) - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 1 pp; Cancelled |
| 115 | ITU-T Q.41-1989 | 1989-01-01 | English | Mean One-Way Propagation Time - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 4 pp; Cancelled |
| 116 | ITU-T Q.40-1989 | 1989-01-01 | English | Transmission Plan - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 5 pp; Cancelled |
| 117 | ITU-T J.44-1989 | 1989-01-01 | English | Characteristics of Equipment for the Coding of Analogue Medium Quality Sound-Programme Signals for Transmission on 320 kbit/s Channels - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 2 pp |
| 118 | ITU-T Q.36-1989 | 1989-01-01 | English | Customer Recognition of Foreign Tones - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 2 pp; Cancelled |
| 119 | ITU-T J.43-1989 | 1989-01-01 | English | Characteristics of Equipment for the Coding of Analogue High Quality Sound Programme Signals for Transmission on 320 Kbit/s Channels - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme Television Signals (Study Group XV) 10 pp |
| 120 | ITU-T Q.452-1989 | 1989-01-01 | English | Interregister Signalling - Requirements Relating to Transmission Conditions - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 121 | ITU-T Q.451-1989 | 1989-01-01 | English | Interregister Signalling - Definitions - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 122 | ITU-T Q.450-1989 | 1989-01-01 | English | Interregister Signalling - General - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 123 | ITU-T Q.442-1989 | 1989-01-01 | English | Interregister Signalling - Pulse Transmission of Backward Signals A-3, A-4, A-6 or A-15. Multifrequency Signalling Equipment - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 124 | ITU-T J.32-1989 | 1989-01-01 | English | Characteristics of Equipment and Lines Used for Setting up 10 kHz Type Sound-Programme Circuits - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals - Study Group XV; 1 pp; Cancelled |
| 125 | ITU-T HDBK VOL I DCO-1989 | 1989-01-01 | English | Design, Construction and Operational Principles of Telecommunication, Power and Electrified Railway Facilities - Volume I |
| 126 | ITU-T I.332-1989 | 1989-01-01 | English | Numbering Principles for Interworking Between ISDNs and Dedicated Networks with Different Numbering Plans - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 4 pp |
| 127 | ITU-T J.22-1989 | 1989-01-01 | English | Performance Characteristics of 10 kHz Type Sound-Programme Circuits - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals - Study Group XV; 1 pp; Cancelled |
| 128 | ITU-T Q.323-1989 | 1989-01-01 | English | Multifrequency Signal Receiving Equipment - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 129 | ITU-T Q.322-1989 | 1989-01-01 | English | Multifrequency Signal Sender - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 130 | ITU-T Q.321-1989 | 1989-01-01 | English | End-of-Pulsing Conditions - Register Arrangements Concerning ST Signal - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp |
| 131 | ITU-T Q.441-1989 | 1989-01-01 | English | Interregister Signalling - Signalling Code - Specifications of Signalling Systems R1 and R2 (Study Group XI) 10 pp |
| 132 | ITU-T Q.440-1989 | 1989-01-01 | English | Interregister Signalling - General - Specifications of Signalling Systems R1 and R2 (Study Group XI) 4 pp |
| 133 | ITU-T Q.320-1989 | 1989-01-01 | English | Register Signalling- Signal Code for Register Signalling - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 134 | ITU-T J.13-1989 | 1989-01-01 | English | Definitions for International Sound-Programme Circuits - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 3 pp |
| 135 | ITU-T I.251-1989 | 1989-01-01 | English | Number Identification Supplementary Services - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 28 pp |
| 136 | ITU-T I.231-1989 | 1989-01-01 | English | Circuit-Mode Bearer Service Categories - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 25 pp |
| 137 | ITU-T Q.542-1989 | 1989-01-01 | English | Digital Exchange Design Objectives - Operations and Maintenance - Digital Local, Transit, Combined and International Exchanges in Integrated Digital Networks and Mixed Analogue-Digital Networks - Supplements (Study Group XI) 21 pp |
| 138 | ITU-T Q.16-1989 | 1989-01-01 | English | Maximum Permissible Value for the Absolute Power Level of a Signalling Pulse - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 1 pp; Cancelled; Same as Recmn G.224 |
| 139 | ITU-T Q.15-1989 | 1989-01-01 | English | Nominal Mean Power During the Busy Hour - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 2 pp; Cancelled |
| 140 | ITU-T Q.424-1989 | 1989-01-01 | English | Line Signalling, Digital Version - Protection Against the Effects of Faulty Transmission - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 141 | ITU-T Q.13-1989 | 1989-01-01 | English | International Telephone Routing Plan - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 10 pp; Cancelled |
| 142 | ITU-T Q.416-1989 | 1989-01-01 | English | Line Signalling, Analogue Version - Interruption Control - Specifications of Signalling Systems R1 and R2 (Study Group XI) 5 pp |
| 143 | ITU-T Q.11 TER-1989 | 1989-01-01 | English | Timetable for Coordinated Implementation of the Full Capability of the Numbering Plan for the ISDN Era (Recommendation E.164) - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 2 pp; Cancelled |
| 144 | ITU-T Q.11 BIS-1989 | 1989-01-01 | English | Numbering Plan for the ISDN Era - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 6 pp; Cancelled |
| 145 | ITU-T Q.10-1989 | 1989-01-01 | English | Definitions Relating to National and International Numbering Plans - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements - Study Group XI; 3 pp; Cancelled |
| 146 | ITU-T Q.415-1989 | 1989-01-01 | English | Line Signalling, Analogue Version - Signal Receiver - Specifications of Signalling Systems R1 and R2 (Study Group XI) 2 pp |
| 147 | ITU-T I.560-1989 | 1989-01-01 | English | Requirements to Be Met in Providing the Telex Service within the ISDN - Integrated Services Digital Network (ISDN) - Internetwork Interfaces and Maintenance Principles (Study Group XVIII) 1 pp |
| 148 | ITU-T I.550-1989 | 1989-01-01 | English | General Arrangements for Interworking between Packet Switched Public Data Networks (PSPDNs) and Integrated Services Digital Networks (ISDNs) for the Provision of Data Transmission - Integrated Services Digital Network (ISDN) - Internetwork Interfaces and Maintenance Principles (Study Group XVIII) 1 pp - Same as x.325 |
| 149 | ITU-T Q.414-1989 | 1989-01-01 | English | Line Signalling, Analogue Version - Signal Sender - Specifications of Signalling Systems R1 and R2 (Study Group XI) 3 PP |
| 150 | ITU-T I.540-1989 | 1989-01-01 | English | General Arrangements for Interworking between Circuit Switched Public Data Networks (CSPDNs) and Integrated Services Digital Networks (ISDNs) for the Provision of Data Transmission - Integrated Services Digital Network (ISDN) - Internetwork Interfaces and Maintenance Principles (Study Group XVIII) 1 pp - Same as X.321 |
| 151 | ITU-T I.530-1989 | 1989-01-01 | English | Network Interworking between an ISDN and a Public Switched Telephone Network (PSTN) - Integrated Services Digital Network (ISDN) - Internetwork Interfaces and Maintenance Principles (Study Group XVIII) 8 pp |
| 152 | ITU-T V.20-1989 | 1989-01-01 | English | Parallel Data Transmission Modems Standardized for Universal Use in the General Switched Telephone Network - Data Communication over the Telephone Network - Study Group XVII; 6 pp; Cancelled |
| 153 | ITU-T X.370-1989 | 1989-01-01 | English | Arrangements for the Transfer of Internetwork Management Information - Data Communication Networks - Interworking between Networks, Mobile Data Transmission Systems, Internetwork Management - Study Group VII; 4 pp; Cancelled |
| 154 | ITU-T H.41-1989 | 1989-01-01 | English | Phototelegraph Transmissions on Telephone-Type Circuits - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 155 | ITU-T H.42-1989 | 1989-01-01 | English | Range of Phototelegraph Transmissions on a Telephone-Type Circuit - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 156 | ITU-T I.465-1989 | 1989-01-01 | English | Support by an ISDN of Data Terminal Equipment with V-Series Type Interfaces with Provision for Statistical Multiplexing - Integrated Services Digital Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 1 pp - Same as RECMN V.120 |
| 157 | ITU-T I.462-1989 | 1989-01-01 | English | Support of Packet Mode Terminal Equipment by an ISDN - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 1 pp |
| 158 | ITU-T I.461-1989 | 1989-01-01 | English | Support of X.21, X.21 bis and X.20 bis Based Data Terminal Equipments (DTEs) by an Integrated Services Digital Network (ISDN) - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 1 pp |
| 159 | ITU-T I.452-1989 | 1989-01-01 | English | Generic Procedure for the Control of ISDN Supplementary Services - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 1 pp - Same as Q.932 |
| 160 | ITU-T I.451-1989 | 1989-01-01 | English | ISDN User-Network Interface Layer 3 Specification for Basic Call Control - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 1 pp - Same as Q.931 |
| 161 | ITU-T I.450-1989 | 1989-01-01 | English | ISDN User-Network Interface Layer 3 - General Aspects - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 1 pp - Same as Q.930 |
| 162 | ITU-T I.441-1989 | 1989-01-01 | English | ISDN User-Network Interface, Data Link Layer Specification - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 1 pp - Same as Q.921 |
| 163 | ITU-T I.440-1989 | 1989-01-01 | English | ISDN User-Network Interface Data Link Layer - General Aspects - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces (Study Group XVIII) 1 pp - Same as Q.920 |
| 164 | ITU-T Q.164-1989 | 1989-01-01 | English | Test Equipment for Checking Equipment and Signals - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 165 | ITU-T Q.163-1989 | 1989-01-01 | English | Manual Testing - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 3 pp |
| 166 | ITU-T Q.129-1989 | 1989-01-01 | English | Maximum Duration of a Blocking Signal - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 167 | ITU-T Q.162-1989 | 1989-01-01 | English | Routing Testing of Equipment (Local Maintenance) - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 168 | ITU-T Q.161-1989 | 1989-01-01 | English | General Arrangements for Manual Testing - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 169 | ITU-T Q.157-1989 | 1989-01-01 | English | Switching to the Speech Position - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 170 | ITU-T Q.156-1989 | 1989-01-01 | English | Release of International Registers - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 171 | ITU-T X.403-1989 | 1989-01-01 | English | Message Handling Systems: Conformance Testing - Data Communication Networks - Message Handling Systems - Study Group VII; 53 pp; Cancelled |
| 172 | ITU-T I.111-1989 | 1989-01-01 | English | Relationship with Other Recommendations Relevant to ISDNs - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities - Study Group XVIII; 2 pp; Cancelled |
| 173 | ITU-T Q.155-1989 | 1989-01-01 | English | Analysis of Digital Information for Routing - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 174 | ITU-T Q.154-1989 | 1989-01-01 | English | Multifrequency Signal Receiver - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 175 | ITU-T Q.153-1989 | 1989-01-01 | English | Multifrequency Signal Sender - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 176 | ITU-T X.407-1989 | 1989-01-01 | English | Message Handling Systems: Abstract Service Definition Conventions - Data Communication Networks - Message Handling Systems - Study Group VII; 28 pp; Cancelled |
| 177 | ITU-T V.6-1989 | 1989-01-01 | English | Standardization of Data Signalling Rates for Synchronous Data Transmission on Leased Telephone-Type Circuits - Data Communication over the Telephone Network - Study Group XVII; 2 pp; Cancelled |
| 178 | ITU-T V.5-1989 | 1989-01-01 | English | Standardization of Data Signalling Rates for Synchronous Data Transmission in the General Switched Telephone Network - Data Communication over the Telephone Network - Study Group XVII; 1 pp; Cancelled |
| 179 | ITU-T HDBK VOL IX TMM-1989 | 1989-01-01 | English | Testing Methods and Measuring Apparatus - Volume IX |
| 180 | ITU-T HDBK VOL VIII PD-1989 | 1989-01-01 | English | Protective Devices - Volume VIII |
| 181 | ITU-T Q.152-1989 | 1989-01-01 | English | End-of-Pulsing Conditions - Register Arrangements Concerning ST (End-of-Pulsing) Signal - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 182 | ITU-T M.1120-1989 | 1989-01-01 | English | Functions, Maintenance Responsibilities and Maintenance Facilities of a Coast Earth Station for Telephony Services - Maintenance of International Telegraph, Phototelegraph and Leased Circuits - Maintenance of the International Public Telephone Network - Maintenance of Maritime Satellite and Data Transmission Systems (Study Group IV) 3 pp |
| 183 | ITU-T M.1110-1989 | 1989-01-01 | English | Maintenance Organization for the Maritime Satellite Service - Maintenance of International Telegraph, Phototelegraph and Leased Circuits - Maintenance of the International Public Telephone Network - Maintenance of Maritime Satellite and Data Transmission Systems (Study Group IV) 3 pp |
| 184 | ITU-T M.1100-1989 | 1989-01-01 | English | General Maintenance Aspects of Maritime Satellite Systems - Maintenance of International Telegraph, Phototelegraph and Leased Circuits - Maintenance of the International Public Telephone Network - Maintenance of Maritime Satellite and Data Transmission Systems (Study Group IV) 7 pp |
| 185 | ITU-T Q.151-1989 | 1989-01-01 | English | Signal Code for Register Signalling - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 186 | ITU-T Q.146-1989 | 1989-01-01 | English | Speed of Switching in International Exchanges - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 187 | ITU-T Q.145-1989 | 1989-01-01 | English | Splitting Arrangements - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 188 | ITU-T Q.143-1989 | 1989-01-01 | English | Line Signal Sender - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 189 | ITU-T HDBK VOL VII PMS-1989 | 1989-01-01 | English | Protective Measures and Safety Precautions - Volume VII |
| 190 | ITU-T HDBK VOL VI DD-1989 | 1989-01-01 | English | Danger and Disturbance - Volume VI |
| 191 | ITU-T HDBK VOL IV ICV-1989 | 1989-01-01 | English | Inducing-Currents and Voltages in Electrified Railway Systems - Volume IV |
| 192 | ITU-T HDBK VOL III CIC-1989 | 1989-01-01 | English | Capacitive, Inductive and Conductive Coupling: Physical Theory and Calculation Methods - Volume III |
| 193 | ITU-T Q.142-1989 | 1989-01-01 | English | Double Seizing with Both-Way Operation - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 194 | ITU-T X.40-1989 | 1989-01-01 | English | Standardization of Frequency-Shift Modulated Transmission Systems for the Provision of Telegraph and Data Channels by Frequency Division of a Group - Data Communication Networks - Transmission, Signalling and Switching, Network Aspects, Maintenance and Administrative Arrangements - Study Group VII; 3 pp; Cancelled |
| 195 | ITU-T I.253-1989 | 1989-01-01 | English | Call Completion Supplementary Services - Integrated Services Digital Network (ISDN) - General Structure and Service Capabilities (Study Group XVIII) 17 pp |
| 196 | ITU-T Q.138-1989 | 1989-01-01 | English | Instruments for Checking Equipment and Measuring Signals - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 197 | ITU-T Q.137-1989 | 1989-01-01 | English | Automatic Testing Equipment - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 198 | ITU-T Q.136-1989 | 1989-01-01 | English | Loop Transmission Measurements - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 199 | ITU-T Q.135-1989 | 1989-01-01 | English | Principles of Rapid Transmission Testing Equipment - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 200 | ITU-T Q.134-1989 | 1989-01-01 | English | Routine Testing of Equipment (Local Maintenance) - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp |
| 201 | ITU-T Q.133-1989 | 1989-01-01 | English | Numbering for Access to Automatic Measuring and Testing Devices - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 202 | ITU-T Q.131-1989 | 1989-01-01 | English | Abnormal Release Conditions of the Outgoing Register Causing Release of the International Circuit - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 203 | ITU-T I.335-1989 | 1989-01-01 | English | ISDN Routing Principles - Integrated Services Digital Network (ISDN) - Overall Network Aspects and Functions, ISDN User-Network Interfaces - Study Group XVIII; 18 pp |
| 204 | ITU-T Z.317-1989 | 1989-01-01 | English | Man-Machine Dialogue Procedures - Man-Machine Language (MML) (Study Group X) 20 pp |
| 205 | ITU-T Q.130-1989 | 1989-01-01 | English | Special Arrangements in Case of Failures in the Sequence of Signals - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 1 pp |
| 206 | ITU-T G.312-1989 | 1989-01-01 | English | Intermediate Repeaters for Open-Wire Carrier Systems Conforming to Recommendation G.311 - International Analogue Carrier Systems - Study Group XV; 2 pp; Cancelled |
| 207 | ITU-T G.361-1989 | 1989-01-01 | English | Systems Providing Three Carrier Telephone Circuits on a Pair of Open-Wire Lines - International Analogue Carrier Systems - Study Group XV; 4 pp; Cancelled |
| 208 | ITU-T D.2-1989 | 1989-01-01 | English | Special Conditions for the Lease of Continental Telecommunication Circuits for Private Service - General Tariff Principles - Charging and Accounting in International Telecommunications Services (Study Group III) 2 pp |
| 209 | ITU-T G.771-1989 | 1989-01-01 | English | Q-Interfaces and Associated Protocols for Transmission Equipment in the Telecommunications Management Network (TMN) - General Aspects of Digital Transmission Systems; Terminal Equipments - Study Group XV and XVIII; 27 pp; Cancelled |
| 210 | ITU-T H.32-1989 | 1989-01-01 | English | Simultaneous Communication by Telephony and Telegraphy on a Telephone-Type Circuit - Line Transmission of Non-Telephone Signals Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 211 | ITU-T F.13-1989 | 1989-01-01 | English | Operational Provisions for Participation in the Transferred Account Telegraph and Telematic Service - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 6 pp; Cancelled; Renumbered from Recmn F.41 |
| 212 | ITU-T E.277-1989 | 1989-01-01 | English | Conventional Transmission of Information Necessary for the Collection of Charges and the Accounting Regarding Collect and Credit Card Calls - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service - Study Group II; 1 pp; Same as Recmn D.174 |
| 213 | ITU-T G.356-1989 | 1989-01-01 | English | (120 + 120) Channel Systems on a Single Coaxial Pair - International Analogue Carrier Systems - Study Group XV; 1 pp |
| 214 | ITU-T D.390R-1989 | 1989-01-01 | English | Accounting System in the International Automatic Telephone Service - General Tariff Principles - Charging and Accounting in International Telecommunications Services - Study Group III; 2 pp; Cancelled |
| 215 | ITU-T H.222-1989 | 1989-01-01 | English | Frame Structure for 384-1920 kbit/s Channels in Audiovisual Teleservices - Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 2 pp |
| 216 | ITU-T G.713-1989 | 1989-01-01 | English | Performance Characteristics of PCM Channels between 2-Wire Interfaces at Voice Frequencies - General Aspects of Digital Transmission Systems; Terminal Equipments - Study Group XV and XVIII; 12 pp; Replaced by Recmn G.712 |
| 217 | ITU-T G.339-1989 | 1989-01-01 | English | 12 MHz Valve-Type Systems on Standardized 2.6/9.5 mm Coaxial Cable Pairs - International Analogue Carrier Systems - Study Group XV; 1 pp |
| 218 | ITU-T G.338-1989 | 1989-01-01 | English | 4 MHz Valve-Type Systems on Standardized 2.6/9.5 mm Coaxial Cable Pairs - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 219 | ITU-T G.337-1989 | 1989-01-01 | English | General Characteristics of Systems on 2.6/9.5 mm Coaxial Cable Pairs - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 220 | ITU-T G.327-1989 | 1989-01-01 | English | Valve-Type Systems Offering 12 Carrier Telephone Circuits on a Symmetric Cable Pair ((12 + 12) Systems) - International Analogue Carrier Systems - Study Group XV; 2 pp; Cancelled |
| 221 | ITU-T G.326-1989 | 1989-01-01 | English | Typical Systems on Symmetric Cable Pairs ((12 + 12) Systems) - International Analogue Carrier Systems - Study Group XV; 3 pp; Cancelled |
| 222 | ITU-T G.714-1989 | 1989-01-01 | English | Separate Performance Characteristics for the Encoding and Decoding Sides of PCM Channels Applicable to 4-Wire Voice-Frequency Interfaces - General Aspects of Digital Transmission Systems; Terminal Equipments (Study Groups XV and XVIII) 13 pp |
| 223 | ITU-T G.324-1989 | 1989-01-01 | English | General Characteristics for Valve-Type Systems on Symmetric Cable Pairs - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 224 | ITU-T D.6-1989 | 1989-01-01 | English | General Principles for the Provision of International Telecommunications Facilities to Organizations Formed to Meet the Specialized International Communication Needs of Their Members - General Tariff Principles - Charging and Accounting in International Telecommunications Services - Study Group III; 3 pp |
| 225 | ITU-T G.715-1989 | 1989-01-01 | English | Separate Performance Characteristics for the Encoding and Decoding Side of PCM Channels Applicable to 2-Wire Interfaces - General Aspects of Transmission Systems; Terminal Equipments (Study Groups XV and XVIII) 15 pp |
| 226 | ITU-T FASCICLE III.4-1989 | 1989-01-01 | English | General Aspects of Digital Transmission Systems Terminal Equipments - Recommendations G.700-G.795 |
| 227 | ITU-T FASCICLE III.5-1989 | 1989-01-01 | English | Digital Networks, Digital Sections and Digital Line Systems - Recommendations G.801 - G.961 |
| 228 | ITU-T FASCICLE III.6-1989 | 1989-01-01 | English | Line Transmission of Non-Telephone Signals Transmission of Sound-Programme and Television Signals - Series H and J Recommendations |
| 229 | ITU-T G.323-1989 | 1989-01-01 | English | Typical Transistorized System on Symmetric Cable Pairs - International Analogue Carrier Systems - Study Group XV; 3 pp; Cancelled |
| 230 | ITU-T G.721-1989 | 1989-01-01 | English | 32 kbit/s Adaptive Differential Pulse Code Modulation (ADPCM) - General Aspects of Digital Transmission Systems; Terminal Equipments (Study Groups XV and XVIII) 38 pp |
| 231 | ITU-T H.11-1989 | 1989-01-01 | English | Characteristics of Circuits in the Switched Telephone Network - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 232 | ITU-T G.314-1989 | 1989-01-01 | English | General Characteristics of Systems Providing Eight Carrier Telephone Circuits on an Open-Wire Pair - International Analogue Carrier Systems (Study Group XV) 1 pp - Study Group XV; 1 pp; Cancelled |
| 233 | ITU-T D.101-1989 | 1989-01-01 | English | Charging in Automatic International Telephone Service - General Tariff Principles - Charging and Accounting in International Telecommunications Services - Study Group III; 2 pp; Cancelled |
| 234 | ITU-T E.200-1989 | 1989-01-01 | English | Operational Provisions for the Maritime Mobile Service - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service - Study Group II; 21 pp; Cancelled; Same as Recmn F.110 |
| 235 | ITU-T H.12-1989 | 1989-01-01 | English | Characteristics of Telephone-Type Leased Circuits - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 236 | ITU-T D.305R-1989 | 1989-01-01 | English | Remuneration for Facilities Used for the Switched-Transit Handling of Intercontinental Telephone Traffic in a Country in Europe or the Mediterranean Basin - General Tariff Principles - Charging and Accounting in International Telecommunications Services (Study Group III) 1 pp - Study Group III; 1 pp; Cancelled |
| 237 | ITU-T G.453-1989 | 1989-01-01 | English | Improved Transmission System for HF Radio-Telephone Circuits - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 238 | ITU-T H.13-1989 | 1989-01-01 | English | Characteristics of an Impulsive Noise Measuring Instrument for Telephone-Type Circuits - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 239 | ITU-T G.464-1989 | 1989-01-01 | English | Principles of the Devices Used to Achieve Privacy in Radiotelephone Conversations - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 240 | ITU-T G.445-1989 | 1989-01-01 | English | Allowable Noise Power in the Hypothetical Reference Circuit for Frequency-Division Multiplex Telephony in the Fixed-Satellite Service - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 241 | ITU-T H.14-1989 | 1989-01-01 | English | Characteristics of Group Links for the Transmission of Wide-Spectrum Signals - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 242 | ITU-T FASCICLE VI.4-1989 | 1989-01-01 | English | Specifications of Signalling Systems R1 and R2 Recommendations Q.310 - Q.490 (Study Group XI) |
| 243 | ITU-T G.313-1989 | 1989-01-01 | English | Open-Wire Lines for Use with 12-Channel Carrier Systems - International Analogue Carrier Systems - Study Group XV; 3 pp; Cancelled |
| 244 | ITU-T F.202-1989 | 1989-01-01 | English | Interworking between the Telex Service and the Teletex Service - General Procedures and Operational Requirements for the International Interconnection of Telex/Teletex Conversion Facilities - Telematic, Data Transmission and Teleconference Services - Operations and Quality of Service - Study Group I; 4 pp; Cancelled |
| 245 | ITU-T F.203-1989 | 1989-01-01 | English | Network Based Storage for the Teletex Service - Telematic, Data Transmission and Teleconference Services - Operations and Quality of Service - Study Group I; 5 pp; Cancelled |
| 246 | ITU-T G.141-1989 | 1989-01-01 | English | Attenuation Distortion - General Characteristics of International Telephone Connections and Circuits (Study Groups XII and XV) 2 pp |
| 247 | ITU-T G.641-1989 | 1989-01-01 | English | Waveguide Diameters - Transmission Media Characteristics - Study Group XV; 1 pp; Cancelled |
| 248 | ITU-T G.544-1989 | 1989-01-01 | English | Specifications for Terminal Equipment and Intermediate Repeater Stations - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 249 | ITU-T G.143-1989 | 1989-01-01 | English | Circuit Noise and the Use of Compandors - General Characteristics of International Telephone Connections and Circuits |
| 250 | ITU-T G.151-1989 | 1989-01-01 | English | General Performance Objectives Applicable to All Modern International Circuits and National Extension Circuits - General Characteristics of International Telephone Connections and Circuits (Study Groups XII and XV) 6 pp |
| 251 | ITU-T G.700-1989 | 1989-01-01 | English | Framework of the Series G.700, G.800 and G.900 Recommendations - General Aspects of Digital Transmission Systems; Terminal Equipments - Study Groups XV and XVIII; 4 pp; Cancelled |
| 252 | ITU-T F.230-1989 | 1989-01-01 | English | Service Requirements Unique to the Mixed Mode (MM) Used within the Teletex Service - Telematic, Data Transmission and Teleconference Services - Operations and Quality of Service - Study Group I; 5 pp; Cancelled |
| 253 | ITU-T F.96-1989 | 1989-01-01 | English | List of Destination Indicators - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 2 pp; Cancelled |
| 254 | ITU-T F.95-1989 | 1989-01-01 | English | Table of International Telex Relations and Traffic - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 2 pp; Cancelled |
| 255 | ITU-T F.93-1989 | 1989-01-01 | English | Routing Table for Offices Connected to the Gentex Service - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 1 pp; Cancelled |
| 256 | ITU-T F.92-1989 | 1989-01-01 | English | Service Codes - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 3 pp; Cancelled |
| 257 | ITU-T F.91-1989 | 1989-01-01 | English | General Statistics for the Telegraph Services - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 2 pp; Cancelled |
| 258 | ITU-T G.152-1989 | 1989-01-01 | English | Characteristics Appropriate to Long-Distance Circuits of a Length Not Exceeding 2500 km - General Characteristics of International Telephone Connections and Circuits (Study Groups XII and XV) 2 pp |
| 259 | ITU-T F.422-1989 | 1989-01-01 | English | Message Handling Services: Intercommunication between the IPM Service and the Teletex Service - Message Handling and Directory Services - Operations and Definition of Service - Study Group I; 6 pp; Cancelled |
| 260 | ITU-T F.601-1989 | 1989-01-01 | English | Service and Operational Principles for Packet-Switched Public Data Networks - Telematic, Data Transmission and Teleconference Services - Operations and Quality of Service - Study Group 1 |
| 261 | ITU-T G.153-1989 | 1989-01-01 | English | Characteristics Appropriate to International Circuits More Than 2500 km in Length - General Characteristics of International Telephone Connections and Circuits (Study Groups XII and XV) 4 pp |
| 262 | ITU-T G.543-1989 | 1989-01-01 | English | Specification of Repeater Sections of Loaded Telecommunication Cable - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 263 | ITU-T G.542-1989 | 1989-01-01 | English | Specification of Loading Coils for Loaded Telecommunication Cables - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 264 | ITU-T G.162-1989 | 1989-01-01 | English | Characteristics of Compandors for Telephony - General Characteristics of International Telephone Connections and Circuits (Study Groups XII and XV) 8 pp |
| 265 | ITU-T E.600-1989 | 1989-01-01 | English | Terms and Definitions of Traffic Engineering |
| 266 | ITU-T G.444-1989 | 1989-01-01 | English | Allowable Noise Power in the Hypothetical Reference Circuit of Trans-Horizon Radio-Relay Systems for Telephony Using Frequency-Division Multiplex - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 267 | ITU-T G.163-1989 | 1989-01-01 | English | Call Concentrating Systems - General Characteristics of International Telephone Connections and Circuits - Study Groups XII and XV; 2 pp |
| 268 | ITU-T G.541-1989 | 1989-01-01 | English | Specification of Factory Lengths of Loaded Telecommunications Cable - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 269 | ITU-T H.52-1989 | 1989-01-01 | English | Transmission of Wide-Spectrum Signals (Data, Facsimile, Etc.) on Wideband Group Links - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 270 | ITU-T E.276-1989 | 1989-01-01 | English | Transmission in Encoded Form of Telephone Reversed Charge Billing and Accounting Information - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 1 pp |
| 271 | ITU-T G.434-1989 | 1989-01-01 | English | Hypothetical Reference Circuit for Systems Using Analogue Transmission in the Fixed-Satellite Service - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 272 | ITU-T G.433-1989 | 1989-01-01 | English | Hypothetical Reference Circuit for Trans-Horizon Radio-Relay Systems for Telephony Using Frequency-Division Multiplex - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 273 | ITU-T E.250-1989 | 1989-01-01 | English | New System for Accounting in International Telephony - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 1 pp - Same as Recmn D.150 |
| 274 | ITU-T E.251-1989 | 1989-01-01 | English | Old System for Accounting in International Telephony - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 1 pp - Same as Recmn D.151 |
| 275 | ITU-T G.166-1989 | 1989-01-01 | English | Characteristics of Syllabic Compandors for Telephony on High Capacity Long Distance Systems - General Characteristics of International Telephone Connections and Circuits (Study Groups XII and XV) 7 pp |
| 276 | ITU-T E.252-1989 | 1989-01-01 | English | Mode of Application of the Flat-Rate Price Procedure Set Forthe in Recommendations D.67 and D.150 for Remuneration of Facilities Made Available to the Administrations of Other Countries - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 1 pp |
| 277 | ITU-T H.53-1989 | 1989-01-01 | English | Transmission of Wide-Spectrum Signals (Data, Etc.) over Wideband Supergroup Links - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 278 | ITU-T E.270-1989 | 1989-01-01 | English | Monthly Telephone and Telex Accounts - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 1 pp |
| 279 | ITU-T G.473-1989 | 1989-01-01 | English | Interconnection of a Maritime Mobile Satellite System with the International Automatic Switched Telephone Service; Transmission Aspects - International Analogue Carrier Systems - Study Group XV; 10 pp |
| 280 | ITU-T F.81-1989 | 1989-01-01 | English | Interworking between Teletex Service and Telex Service - General Principles - Telematic, Data Transmission and Teleconference Services - Operations and Quality of Service - Study Group I; 12 pp; Same as Recmn F.201 |
| 281 | ITU-T G.234-1989 | 1989-01-01 | English | 8-Channel Terminal Equipments - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 282 | ITU-T G.235-1989 | 1989-01-01 | English | 16-Channel Terminal Equipments - International Analogue Carrier Systems - Study Group XV; 4 pp; Cancelled |
| 283 | ITU-T G.471-1989 | 1989-01-01 | English | Conditions Necessary for Interconnection of Mobile Radiotelephone Stations and International Telephone Lines - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 284 | ITU-T E.163-1989 | 1989-01-01 | English | Numbering Plan for the International Telephone Service - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 8 pp |
| 285 | ITU-T F.62-1989 | 1989-01-01 | English | Duplex Operation in the Telex Service - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 1 pp; Cancelled |
| 286 | ITU-T E.275-1989 | 1989-01-01 | English | Transmission in Encoded Form of Monthly International Accounting Information - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 1 pp |
| 287 | ITU-T G.412-1989 | 1989-01-01 | English | Terminal Equipments of Radio-Relay Systems Forming Part of a General Telecommunication Network - International Analogue Carrier Systems - Study Group XV; 1 pp; Cancelled |
| 288 | ITU-T E.150-1989 | 1989-01-01 | English | Publication of a "List of International Telephone Routes" - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service - Study Group II; 3 pp; Cancelled |
| 289 | ITU-T G.723-1989 | 1989-01-01 | English | Extensions of Recommendation G.721 Adaptive Differential Pulse Code Modulation to 24 and 40 kbit/s for Digital Circuit Multiplication Equipment Application - General Aspects of Digital Transmission Systems; Terminal Equipments (Study Group XV/XVIII) 18 pp |
| 290 | ITU-T G.371-1989 | 1989-01-01 | English | FDM Carrier Systems for Submarine Cable - International Analogue Carrier Systems - Study Group XV; 3 pp |
| 291 | ITU-T G.311-1989 | 1989-01-01 | English | General Characteristics of Systems Providing 12 Carrier Telephone Circuits on an Open-Wire Pair - International Analogue Carrier Systems - Study Group XV; 6 pp; Cancelled |
| 292 | ITU-T FASCICLE X.3-1988 | 1988-12-01 | English | Annex F.1 to Recommendation Z.100: SDL Formal Definition - Introduction (Study Group X) |
| 293 | ITU-T FASCICLE III.3-1988 | 1988-11-14 | English | Transmission Media Characteristics Recommendations G.601 - G.654 |
| 294 | ITU-T H.130 SPANISH-1988 | 1988-11-01 | Spanish | FRAME STRUCTURES FOR USE IN THE INTERNATIONAL INTERCONNECTION OF DIGITAL CODECS FOR VIDEOCONFERENCING OR VISUAL TELEPHONY |
| 295 | ITU-T H.130 FRENCH-1988 | 1988-11-01 | French | FRAME STRUCTURES FOR USE IN THE INTERNATIONAL INTERCONNECTION OF DIGITAL CODECS FOR VIDEOCONFERENCING OR VISUAL TELEPHONY |
| 296 | ITU-T H.130-1988 | 1988-11-01 | English | FRAME STRUCTURES FOR USE IN THE INTERNATIONAL INTERCONNECTION OF DIGITAL CODECS FOR VIDEOCONFERENCING OR VISUAL TELEPHONY |
| 297 | ITU-T H.110 SPANISH-1988 | 1988-11-01 | Spanish | HYPOTHETICAL REFERENCE CONNECTIONS FOR VIDEOCONFERENCING USING PRIMARY DIGITAL GROUP TRANSMISSION |
| 298 | ITU-T G.901-1988 | 1988-11-01 | English | GENERAL CONSIDERATIONS ON DIGITAL SECTIONS AND DIGITAL LINE SYSTEMS |
| 299 | ITU-T H.110 FRENCH-1988 | 1988-11-01 | French | HYPOTHETICAL REFERENCE CONNECTIONS FOR VIDEOCONFERENCING USING PRIMARY DIGITAL GROUP TRANSMISSION |
| 300 | ITU-T H.110-1988 | 1988-11-01 | English | HYPOTHETICAL REFERENCE CONNECTIONS FOR VIDEOCONFERENCING USING PRIMARY DIGITAL GROUP TRANSMISSION |
| 301 | ITU-T H.100 SPANISH-1988 | 1988-11-01 | Spanish | VISUAL TELEPHONE SYSTEMS |
| 302 | ITU-T H.100 FRENCH-1988 | 1988-11-01 | French | VISUAL TELEPHONE SYSTEMS |
| 303 | ITU-T H.100-1988 | 1988-11-01 | English | VISUAL TELEPHONE SYSTEMS |
| 304 | ITU-T G.901 FRENCH-1988 | 1988-11-01 | French | GENERAL CONSIDERATIONS ON DIGITAL SECTIONS AND DIGITAL LINE SYSTEMS |
| 305 | ITU-T G.921-1988 | 1988-11-01 | English | DIGITAL SECTIONS BASED ON THE 2048 kbit/s HIERARCHY |
| 306 | ITU-T G.921 FRENCH-1988 | 1988-11-01 | French | DIGITAL SECTIONS BASED ON THE 2048 kbit/s HIERARCHY |
| 307 | ITU-T G.921 SPANISH-1988 | 1988-11-01 | Spanish | DIGITAL SECTIONS BASED ON THE 2048 kbit/s HIERARCHY |
| 308 | ITU-T G.931-1988 | 1988-11-01 | English | DIGITAL LINE SECTIONS AT 3152 kbit/s |
| 309 | ITU-T G.931 FRENCH-1988 | 1988-11-01 | French | DIGITAL LINE SECTIONS AT 3152 kbit/s |
| 310 | ITU-T G.931 SPANISH-1988 | 1988-11-01 | Spanish | DIGITAL LINE SECTIONS AT 3152 kbit/s |
| 311 | ITU-T G.941-1988 | 1988-11-01 | English | DIGITAL LINE SYSTEMS PROVIDED BY FDM TRANSMISSION BEARERS |
| 312 | ITU-T G.941 FRENCH-1988 | 1988-11-01 | French | DIGITAL LINE SYSTEMS PROVIDED BY FDM TRANSMISSION BEARERS |
| 313 | ITU-T G.941 SPANISH-1988 | 1988-11-01 | Spanish | DIGITAL LINE SYSTEMS PROVIDED BY FDM TRANSMISSION BEARERS |
| 314 | ITU-T G.950-1988 | 1988-11-01 | English | GENERAL CONSIDERATIONS ON DIGITAL LINE SYSTEMS |
| 315 | ITU-T G.950 FRENCH-1988 | 1988-11-01 | French | GENERAL CONSIDERATIONS ON DIGITAL LINE SYSTEMS |
| 316 | ITU-T G.950 SPANISH-1988 | 1988-11-01 | Spanish | GENERAL CONSIDERATIONS ON DIGITAL LINE SYSTEMS |
| 317 | ITU-T Q.783 SPANISH-1988 | 1988-11-01 | Spanish | TUP TEST SPECIFICATION |
| 318 | ITU-T G.951-1988 | 1988-11-01 | English | DIGITAL LINE SYSTEMS BASED ON THE 1544 KBIT/S HIERARCHY ON SYMMETRIC PAIR CABLES |
| 319 | ITU-T G.951 FRENCH-1988 | 1988-11-01 | French | DIGITAL LINE SYSTEMS BASED ON THE 1544 KBIT/S HIERARCHY ON SYMMETRIC PAIR CABLES |
| 320 | ITU-T G.951 SPANISH-1988 | 1988-11-01 | Spanish | DIGITAL LINE SYSTEMS BASED ON THE 1544 KBIT/S HIERARCHY ON SYMMETRIC PAIR CABLES |
| 321 | ITU-T F.200 FRENCH-1988 | 1988-11-01 | French | TELETEX SERVICE |
| 322 | ITU-T F.200 SPANISH-1988 | 1988-11-01 | Spanish | TELETEX SERVICE |
| 323 | ITU-T F.201 FRENCH-1988 | 1988-11-01 | French | INTERWORKING BETWEEN TELETEX SERVICE AND TELEX SERVICE - GENERAL PRINCIPLES |
| 324 | ITU-T F.201 SPANISH-1988 | 1988-11-01 | Spanish | INTERWORKING BETWEEN TELETEX SERVICE AND TELEX SERVICE - GENERAL PRINCIPLES |
| 325 | ITU-T F.220 FRENCH-1988 | 1988-11-01 | French | SERVICE REQUIREMENTS UNIQUE TO THE PROCESSABLE MODE NUMBER ELEVEN (PM11) USED WITHIN THE TELETEX SERVICE |
| 326 | ITU-T S.17 SPANISH-1988 | 1988-11-01 | Spanish | ANSWER - BACK UNIT SIMULATORS |
| 327 | ITU-T F.220 SPANISH-1988 | 1988-11-01 | Spanish | SERVICE REQUIREMENTS UNIQUE TO THE PROCESSABLE MODE NUMBER ELEVEN (PM11) USED WITHIN THE TELETEX SERVICE |
| 328 | ITU-T F.601 FRENCH-1988 | 1988-11-01 | French | SERVICE AND OPERATIONAL PRINCIPLES FOR PACKET-SWITCHED PUBLIC DATA NETWORKS |
| 329 | ITU-T F.601 SPANISH-1988 | 1988-11-01 | Spanish | SERVICE AND OPERATIONAL PRINCIPLES FOR PACKET-SWITCHED PUBLIC DATA NETWORKS |
| 330 | ITU-T G.123 FRENCH-1988 | 1988-11-01 | French | Circuit Noise in National Networks |
| 331 | ITU-T G.123 SPANISH-1988 | 1988-11-01 | Spanish | Circuit Noise in National Networks |
| 332 | ITU-T G.125 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS OF NATIONAL CIRCUITS ON CARRIER SYSTEMS |
| 333 | ITU-T G.952-1988 | 1988-11-01 | English | DIGITAL LINE SYSTEMS BASED ON THE 2048 kbit/s HIERARCHY ON SYMMETRIC PAIR CABLES |
| 334 | ITU-T G.952 FRENCH-1988 | 1988-11-01 | French | DIGITAL LINE SYSTEMS BASED ON THE 2048 kbit/s HIERARCHY ON SYMMETRIC PAIR CABLES |
| 335 | ITU-T H.43-1988 | 1988-11-01 | English | Document Facsimile Transmissions on Leased Telephone-Type Circuits - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 336 | ITU-T G.952 SPANISH-1988 | 1988-11-01 | Spanish | DIGITAL LINE SYSTEMS BASED ON THE 2048 KBIT/S HIERARCHY ON SYMMETRIC PAIR CABLES |
| 337 | ITU-T G.125 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS OF NATIONAL CIRCUITS ON CARRIER SYSTEMS |
| 338 | ITU-T G.953-1988 | 1988-11-01 | English | DIGITAL LINE SYSTEMS BASED ON THE 1544 kbit/s HIERARCHY ON COAXIAL PAIR CABLES |
| 339 | ITU-T G.953 FRENCH-1988 | 1988-11-01 | French | DIGITAL LINE SYSTEMS BASED ON THE 1544 kbit/s HIERARCHY ON COAXIAL PAIR CABLES |
| 340 | ITU-T G.953 SPANISH-1988 | 1988-11-01 | Spanish | DIGITAL LINE SYSTEMS BASED ON THE 1544 kbit/s HIERARCHY ON COAXIAL PAIR CABLES |
| 341 | ITU-T G.954-1988 | 1988-11-01 | English | DIGITAL LINE SYSTEMS BASED ON THE 2048 kbit/s HIERARCHY ON COAXIAL PAIR CABLES |
| 342 | ITU-T G.954 FRENCH-1988 | 1988-11-01 | French | DIGITAL LINE SYSTEMS BASED ON THE 2048 kbit/s HIERARCHY ON COAXIAL PAIR CABLES |
| 343 | ITU-T G.954 SPANISH-1988 | 1988-11-01 | Spanish | DIGITAL LINE SYSTEMS BASED ON THE 2048 kbit/s HIERARCHY ON COAXIAL PAIR CABLES |
| 344 | ITU-T H.34-1988 | 1988-11-01 | English | Subdivision of Frequency Band of a Telephone-Type Circuit between Telegraphy and Other Services - Line Transmission of Non-Telephone Signals - Transmission of Sound-Programme and Television Signals (Study Group XV) 1 pp |
| 345 | ITU-T A.30 SPANISH-1988 | 1988-11-01 | Spanish | MAJOR DEGRADATION OR DISRUPTION OF SERVICE |
| 346 | ITU-T A.30 FRENCH-1988 | 1988-11-01 | French | MAJOR DEGRADATION OR DISRUPTION OF SERVICE |
| 347 | ITU-T A.10 SPANISH-1988 | 1988-11-01 | Spanish | TERMS AND DEFINITIONS |
| 348 | ITU-T A.10 FRENCH-1988 | 1988-11-01 | French | TERMS AND DEFINITIONS |
| 349 | ITU-T G.132 FRENCH-1988 | 1988-11-01 | French | Attenuation Distortion |
| 350 | ITU-T G.132 SPANISH-1988 | 1988-11-01 | Spanish | Attenuation Distortion |
| 351 | ITU-T G.133 FRENCH-1988 | 1988-11-01 | French | Group-Delay Distortion |
| 352 | ITU-T G.133 SPANISH-1988 | 1988-11-01 | Spanish | Group-Delay Distortion |
| 353 | ITU-T G.134 FRENCH-1988 | 1988-11-01 | French | Linear Crosstalk |
| 354 | ITU-T G.134 SPANISH-1988 | 1988-11-01 | Spanish | Linear Crosstalk |
| 355 | ITU-T G.135 FRENCH-1988 | 1988-11-01 | French | Error on the Reconstituted Frequency |
| 356 | ITU-T G.135 SPANISH-1988 | 1988-11-01 | Spanish | Error on the Reconstituted Frequency |
| 357 | ITU-T G.141 FRENCH-1988 | 1988-11-01 | French | ATTENUATION DISTORTION |
| 358 | ITU-T G.141 SPANISH-1988 | 1988-11-01 | Spanish | ATTENUATION DISTORTION |
| 359 | ITU-T G.151 FRENCH-1988 | 1988-11-01 | French | GENERAL PERFORMANCE OBJECTIVES APPLICABLE TO ALL MODERN INTERNATIONAL CIRCUITS AND NATIONAL EXTENSION CIRCUITS |
| 360 | ITU-T G.151 SPANISH-1988 | 1988-11-01 | Spanish | GENERAL PERFORMANCE OBJECTIVES APPLICABLE TO ALL MODERN INTERNATIONAL CIRCUITS AND NATIONAL EXTENSION CIRCUITS |
| 361 | ITU-T G.152 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS APPROPRIATE TO LONG-DISTANCE CIRCUITS OF A LENGTH NOT EXCEEDING 2500 km |
| 362 | ITU-T G.152 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS APPROPRIATE TO LONG-DISTANCE CIRCUITS OF A LENGTH NOT EXCEEDING 2500 km |
| 363 | ITU-T G.153 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS APPROPRIATE TO INTERNATIONAL CIRCUITS MORE THAN 2500 KM IN LENGTH |
| 364 | ITU-T G.153 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS APPROPRIATE TO INTERNATIONAL CIRCUITS MORE THAN 2500 KM IN LENGTH |
| 365 | ITU-T G.162 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS OF COMPANDORS FOR TELEPHONY |
| 366 | ITU-T G.162 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS OF COMPANDORS FOR TELEPHONY |
| 367 | ITU-T Q.724 SPANISH-1988 | 1988-11-01 | Spanish | Signalling Procedures |
| 368 | ITU-T Q.724 FRENCH-1988 | 1988-11-01 | French | Signalling Procedures |
| 369 | ITU-T Q.724-1988 | 1988-11-01 | English | Signalling Procedures |
| 370 | ITU-T Q.723 SPANISH-1988 | 1988-11-01 | Spanish | Formats and Codes |
| 371 | ITU-T Q.723 FRENCH-1988 | 1988-11-01 | French | Formats and Codes |
| 372 | ITU-T Q.723-1988 | 1988-11-01 | English | Formats and Codes |
| 373 | ITU-T F.85-1988 | 1988-11-01 | English | Message Handling Service; Intercommunication between the IPM Service and the Telex Service - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 4 pp; Same as Recmn F.421; Renumbered from Recmn F.75 |
| 374 | ITU-T G.166 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS OF SYLLABIC COMPANDORS FOR TELEPHONY ON HIGH CAPACITY LONG DISTANCE SYSTEMS |
| 375 | ITU-T Q.702 SPANISH-1988 | 1988-11-01 | Spanish | SIGNALLING DATA LINK |
| 376 | ITU-T Q.120-Q.139 FRENCH-1988 | 1988-11-01 | French | Specifications of Signalling System No. 4 |
| 377 | ITU-T G.166 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS OF SYLLABIC COMPANDORS FOR TELEPHONY ON HIGH CAPACITY LONG DISTANCE SYSTEMS |
| 378 | ITU-T N.18 SPANISH-1988 | 1988-11-01 | Spanish | MONITORING FOR CHARGING PURPOSES, RELEASING |
| 379 | ITU-T N.18 FRENCH-1988 | 1988-11-01 | French | MONITORING FOR CHARGING PURPOSES, RELEASING |
| 380 | ITU-T N.18-1988 | 1988-11-01 | English | MONITORING FOR CHARGING PURPOSES, RELEASING |
| 381 | ITU-T N.17 SPANISH-1988 | 1988-11-01 | Spanish | MONITORING THE TRANSMISSION |
| 382 | ITU-T N.17 FRENCH-1988 | 1988-11-01 | French | MONITORING THE TRANSMISSION |
| 383 | ITU-T N.17-1988 | 1988-11-01 | English | MONITORING THE TRANSMISSION |
| 384 | ITU-T N.16 SPANISH-1988 | 1988-11-01 | Spanish | IDENTIFICATION SIGNAL |
| 385 | ITU-T N.16 FRENCH-1988 | 1988-11-01 | French | IDENTIFICATION SIGNAL |
| 386 | ITU-T H.140 FRENCH-1988 | 1988-11-01 | French | A MULTIPOINT INTERNATIONAL VIDEOCONFERENCE SYSTEM |
| 387 | ITU-T G.444 SPANISH-1988 | 1988-11-01 | Spanish | ALLOWABLE NOISE POWER IN THE HYPOTHETICAL REFERENCE CIRCUIT OF TRANS-HORIZON RADIO-RELAY SYSTEMS FOR TELEPHONY USING FREQUENCY-DIVISION MULTIPLEX |
| 388 | ITU-T G.445 FRENCH-1988 | 1988-11-01 | French | ALLOWABLE NOISE POWER IN THE HYPOTHETICAL REFERENCE CIRCUIT FOR FREQUENCY-DIVISION MULTIPLEX TELEPHONY IN THE FIXED-SATELLITE SERVICE |
| 389 | ITU-T G.445 SPANISH-1988 | 1988-11-01 | Spanish | ALLOWABLE NOISE POWER IN THE HYPOTHETICAL REFERENCE CIRCUIT FOR FREQUENCY-DIVISION MULTIPLEX TELEPHONY IN THE FIXED-SATELLITE SERVICE |
| 390 | ITU-T F.62 SPANISH-1988 | 1988-11-01 | Spanish | DUPLEX OPERATION IN THE TELEX SERVICE |
| 391 | ITU-T G.791-1988 | 1988-11-01 | English | General Considerations on Transmultiplexing Equipments - General Aspects of Digital Transmission Systems; Terminal Equipments (Study Groups XV and XVIII) 2 pp |
| 392 | ITU-T G.791 SPANISH-1988 | 1988-11-01 | Spanish | GENERAL CONSIDERATIONS ON TRANSMULTIPLEXING EQUIPMENTS |
| 393 | ITU-T G.792-1988 | 1988-11-01 | English | Characteristics Common to All Transmultiplexing Equipments - General Aspects of Digital Transmission Systems; Terminal Equipments (Study Groups XV and XVIII) 13 pp |
| 394 | ITU-T Z.301-1988 | 1988-11-01 | English | INTRODUCTION TO THE CCITT MAN-MACHINE LANGUAGE |
| 395 | ITU-T Z.301 FRENCH-1988 | 1988-11-01 | French | INTRODUCTION TO THE CCITT MAN-MACHINE LANGUAGE |
| 396 | ITU-T Z.301 SPANISH-1988 | 1988-11-01 | Spanish | INTRODUCTION TO THE CCITT MAN-MACHINE LANGUAGE |
| 397 | ITU-T Z.302-1988 | 1988-11-01 | English | THE META-LANGUAGE FOR DESCRIBING MML SYNTAX AND DIALOGUE PROCEDURES |
| 398 | ITU-T Z.302 FRENCH-1988 | 1988-11-01 | French | THE META-LANGUAGE FOR DESCRIBING MML SYNTAX AND DIALOGUE PROCEDURES |
| 399 | ITU-T Z.302 SPANISH-1988 | 1988-11-01 | Spanish | THE META-LANGUAGE FOR DESCRIBING MML SYNTAX AND DIALOGUE PROCEDURES |
| 400 | ITU-T Z.311-1988 | 1988-11-01 | English | INTRODUCTION TO SYNTAX AND DIALOGUE PROCEDURES |
| 401 | ITU-T Z.311 FRENCH-1988 | 1988-11-01 | French | INTRODUCTION TO SYNTAX AND DIALOGUE PROCEDURES |
| 402 | ITU-T Z.311 SPANISH-1988 | 1988-11-01 | Spanish | INTRODUCTION TO SYNTAX AND DIALOGUE PROCEDURES |
| 403 | ITU-T Z.312-1988 | 1988-11-01 | English | BASIC FORMAT LAYOUT |
| 404 | ITU-T Z.312 FRENCH-1988 | 1988-11-01 | French | BASIC FORMAT LAYOUT |
| 405 | ITU-T Z.312 SPANISH-1988 | 1988-11-01 | Spanish | BASIC FORMAT LAYOUT |
| 406 | ITU-T Z.314-1988 | 1988-11-01 | English | The character set and basic elements |
| 407 | ITU-T Z.321-1988 | 1988-11-01 | English | INTRODUCTION TO THE EXTENDED MML FOR VISUAL DISPLAY TERMINALS |
| 408 | ITU-T Z.321 FRENCH-1988 | 1988-11-01 | French | INTRODUCTION TO THE EXTENDED MML FOR VISUAL DISPLAY TERMINALS |
| 409 | ITU-T Z.321 SPANISH-1988 | 1988-11-01 | Spanish | INTRODUCTION TO THE EXTENDED MML FOR VISUAL DISPLAY TERMINALS |
| 410 | ITU-T Z.322-1988 | 1988-11-01 | English | CAPABILITIES OF VISUAL DISPLAY TERMINALS |
| 411 | ITU-T Z.322 FRENCH-1988 | 1988-11-01 | French | CAPABILITIES OF VISUAL DISPLAY TERMINALS |
| 412 | ITU-T Z.322 SPANISH-1988 | 1988-11-01 | Spanish | CAPABILITIES OF VISUAL DISPLAY TERMINALS |
| 413 | ITU-T Z.323-1988 | 1988-11-01 | English | MAN-MACHINE INTERACTION |
| 414 | ITU-T Z.323 FRENCH-1988 | 1988-11-01 | French | MAN-MACHINE INTERACTION |
| 415 | ITU-T G.711-1988 | 1988-11-01 | English | PULSE CODE MODULATION (PCM) OF VOICE FREQUENCIES |
| 416 | ITU-T G.792 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS COMMON TO ALL TRANSMULTIPLEXING EQUIPMENTS |
| 417 | ITU-T Z.323 SPANISH-1988 | 1988-11-01 | Spanish | MAN-MACHINE INTERACTION |
| 418 | ITU-T Z.331-1988 | 1988-11-01 | English | INTRODUCTION TO THE SPECIFICATION OF THE MAN-MACHINE INTERFACE |
| 419 | ITU-T Z.331 FRENCH-1988 | 1988-11-01 | French | INTRODUCTION TO THE SPECIFICATION OF THE MAN-MACHINE INTERFACE |
| 420 | ITU-T Z.331 SPANISH-1988 | 1988-11-01 | Spanish | INTRODUCTION TO THE SPECIFICATION OF THE MAN-MACHINE INTERFACE |
| 421 | ITU-T Z.332-1988 | 1988-11-01 | English | METHODOLOGY FOR THE SPECIFICATION OF THE MAN-MACHINE INTERFACE - GENERAL WORKING PROCEDURE |
| 422 | ITU-T Z.332 FRENCH-1988 | 1988-11-01 | French | METHODOLOGY FOR THE SPECIFICATION OF THE MAN-MACHINE INTERFACE - GENERAL WORKING PROCEDURE |
| 423 | ITU-T Z.332 SPANISH-1988 | 1988-11-01 | Spanish | METHODOLOGY FOR THE SPECIFICATION OF THE MAN-MACHINE INTERFACE GENERAL WORKING PROCEDURE |
| 424 | ITU-T Z.333-1988 | 1988-11-01 | English | METHODOLOGY FOR THE SPECIFICATION OF THE MAN-MACHINE INTERFACE - TOOLS AND METHODS |
| 425 | ITU-T Z.333 FRENCH-1988 | 1988-11-01 | French | METHODOLOGY FOR THE SPECIFICATION OF THE MAN-MACHINE INTERFACE - TOOLS AND METHODS |
| 426 | ITU-T Z.333 SPANISH-1988 | 1988-11-01 | Spanish | METHODOLOGY FOR THE SPECIFICATION OF THE MAN-MACHINE INTERFACE - TOOLS AND METHODS |
| 427 | ITU-T G.791 FRENCH-1988 | 1988-11-01 | French | GENERAL CONSIDERATIONS ON TRANSMULTIPLEXING EQUIPMENTS |
| 428 | ITU-T G.792 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS COMMON TO ALL TRANSMULTIPLEXING EQUIPMENTS |
| 429 | ITU-T G.793-1988 | 1988-11-01 | English | Characteristics of 60-Channel Transmultiplexing Equipments - General Aspects of Digital Transmission Systems; Terminal Equipments (Study Groups XV and XVIII) 9 pp |
| 430 | ITU-T G.793 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS OF 60-CHANNEL TRANSMULTIPLEXING EQUIPMENTS |
| 431 | ITU-T G.793 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS OF 60-CHANNEL TRANSMULTIPLEXING EQUIPMENTS |
| 432 | ITU-T Z.334-1988 | 1988-11-01 | English | SUBSCRIBER ADMINISTRATION |
| 433 | ITU-T Z.334 FRENCH-1988 | 1988-11-01 | French | SUBSCRIBER ADMINISTRATION |
| 434 | ITU-T Z.334 SPANISH-1988 | 1988-11-01 | Spanish | SUBSCRIBER ADMINISTRATION |
| 435 | ITU-T Z.335-1988 | 1988-11-01 | English | ROUTING ADMINISTRATION |
| 436 | ITU-T F.51-1988 | 1988-11-01 | English | INTERWORKING BETWEEN THE TELEMESSAGE SERVICE AND THE INTERNATIONAL PUBLIC TELEGRAM SERVICE |
| 437 | ITU-T Z.335 FRENCH-1988 | 1988-11-01 | French | ROUTING ADMINISTRATION |
| 438 | ITU-T F.51 FRENCH-1988 | 1988-11-01 | French | INTERWORKING BETWEEN THE TELEMESSAGE SERVICE AND THE INTERNATIONAL PUBLIC TELEGRAM SERVICE |
| 439 | ITU-T Z.335 SPANISH-1988 | 1988-11-01 | Spanish | ROUTING ADMINISTRATION |
| 440 | ITU-T Z.336-1988 | 1988-11-01 | English | TRAFFIC MEASUREMENT ADMINISTRATION |
| 441 | ITU-T F.51 SPANISH-1988 | 1988-11-01 | Spanish | INTERWORKING BETWEEN THE TELEMESSAGE SERVICE AND THE INTERNATIONAL PUBLIC TELEGRAM SERVICE |
| 442 | ITU-T G.794-1988 | 1988-11-01 | English | Characteristics of 24-Channel Transmultiplexing Equipments - General Aspects of Digital Transmission Systems; Terminal Equipments (Study Groups XV and XVIII) 5 pp |
| 443 | ITU-T Z.336 FRENCH-1988 | 1988-11-01 | French | TRAFFIC MEASUREMENT ADMINISTRATION |
| 444 | ITU-T Z.336 SPANISH-1988 | 1988-11-01 | Spanish | TRAFFIC MEASUREMENT ADMINISTRATION |
| 445 | ITU-T Z.337-1988 | 1988-11-01 | English | NETWORK MANAGEMENT ADMINISTRATION |
| 446 | ITU-T Z.337 FRENCH-1988 | 1988-11-01 | French | NETWORK MANAGEMENT ADMINISTRATION |
| 447 | ITU-T Z.337 SPANISH-1988 | 1988-11-01 | Spanish | NETWORK MANAGEMENT ADMINISTRATION |
| 448 | ITU-T Z.341-1988 | 1988-11-01 | English | GLOSSARY OF TERMS |
| 449 | ITU-T G.794 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS OF 24-CHANNEL TRANSMULTIPLEXING EQUIPMENTS |
| 450 | ITU-T Z.341 FRENCH-1988 | 1988-11-01 | French | GLOSSARY OF TERMS |
| 451 | ITU-T Z.341 SPANISH-1988 | 1988-11-01 | Spanish | GLOSSARY OF TERMS |
| 452 | ITU-T R.20 FRENCH-1988 | 1988-11-01 | French | TELEGRAPH MODEM FOR SUBSCRIBER LINES |
| 453 | ITU-T R.20 SPANISH-1988 | 1988-11-01 | Spanish | TELEGRAPH MODEM FOR SUBSCRIBER LINES |
| 454 | ITU-T G.794 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS OF 24-CHANNEL TRANSMULTIPLEXING EQUIPMENTS |
| 455 | ITU-T G.795-1988 | 1988-11-01 | English | CHARACTERISTICS OF CODECS FOR FDM ASSEMBLIES - GENERAL ASPECTS OF DIGITAL TRANSMISSION SYSTEMS - TERMINAL EQUIPMENTS - Study Groups XV and XVIII |
| 456 | ITU-T G.795 FRENCH-1988 | 1988-11-01 | French | CHARACTERISTICS OF CODECS FOR FDM ASSEMBLIES |
| 457 | ITU-T G.795 SPANISH-1988 | 1988-11-01 | Spanish | CHARACTERISTICS OF CODECS FOR FDM ASSEMBLIES |
| 458 | ITU-T G.801-1988 | 1988-11-01 | English | Digital transmission models |
| 459 | ITU-T G.801 FRENCH-1988 | 1988-11-01 | French | Digital transmission models |
| 460 | ITU-T G.801 SPANISH-1988 | 1988-11-01 | Spanish | Digital transmission models |
| 461 | ITU-T G.802-1988 | 1988-11-01 | English | Interworking between networks based on different digital hierarchies and speech encoding laws |
| 462 | ITU-T G.802 FRENCH-1988 | 1988-11-01 | French | Interworking between networks based on different digital hierarchies and speech encoding laws |
| 463 | ITU-T G.802 SPANISH-1988 | 1988-11-01 | Spanish | Interworking between networks based on different digital hierarchies and speech encoding laws |
| 464 | ITU-T D.251 SPANISH-1988 | 1988-11-01 | Spanish | GENERAL CHARGING AND ACCOUNTING PRINCIPLES FOR THE BASIC TELEPHONE SERVICE PROVIDED OVER THE ISDN OR BY INTERCONNECTION BETWEEN THE ISDN AND THE PUBLIC SWITCHED TELEPHONE NETWORK |
| 465 | ITU-T Q.783 FRENCH-1988 | 1988-11-01 | French | TUP TEST SPECIFICATION |
| 466 | ITU-T D.251-1988 | 1988-11-01 | English | General Charging and Accounting Principles for the Basic Telephone Service Provided over the ISDN or by Interconnection between the ISDN and the Public Switched Telephone Network |
| 467 | ITU-T G.822-1988 | 1988-11-01 | English | CONTROLLED SLIP RATE OBJECTIVES ON AN INTERNATIONAL DIGITAL CONNECTION |
| 468 | ITU-T G.822 FRENCH-1988 | 1988-11-01 | French | CONTROLLED SLIP RATE OBJECTIVES ON AN INTERNATIONAL DIGITAL CONNECTION |
| 469 | ITU-T G.822 SPANISH-1988 | 1988-11-01 | Spanish | CONTROLLED SLIP RATE OBJECTIVES ON AN INTERNATIONAL DIGITAL CONNECTION |
| 470 | ITU-T H.140 SPANISH-1988 | 1988-11-01 | Spanish | A MULTIPOINT INTERNATIONAL VIDEOCONFERENCE SYSTEM |
| 471 | ITU-T F.62 FRENCH-1988 | 1988-11-01 | French | DUPLEX OPERATION IN THE TELEX SERVICE |
| 472 | ITU-T H.140-1988 | 1988-11-01 | English | A MULTIPOINT INTERNATIONAL VIDEOCONFERENCE SYSTEM |
| 473 | ITU-T F.126-1988 | 1988-11-01 | English | Selection Procedures for the INMARSAT Mobile-Satellite Telex Service - Telegraph and Mobile Services Operations and Quality of Service - Study Group I; 11 pp; Cancelled |
| 474 | ITU-T F.126 FRENCH-1988 | 1988-11-01 | French | SELECTION PROCEDURES FOR THE INMARSAT MOBIILE-SATELLITE TELEX SERVICE |
| 475 | ITU-T F.126 SPANISH-1988 | 1988-11-01 | Spanish | SELECTION PROCEDURES FOR THE INMARSAT MOBIILE-SATELLITE TELEX SERVICE |
| 476 | ITU-T Z.317 SPANISH-1988 | 1988-11-01 | Spanish | MAN-MACHINE DIALOGUE PROCEDURES |
| 477 | ITU-T Z.317 FRENCH-1988 | 1988-11-01 | French | MAN-MACHINE DIALOGUE PROCEDURES |
| 478 | ITU-T Z.317-1988 | 1988-11-01 | English | MAN-MACHINE DIALOGUE PROCEDURES |
| 479 | ITU-T Z.316 SPANISH-1988 | 1988-11-01 | Spanish | OUTPUT LANGUAGE SYNTAX SPECIFICATION |
| 480 | ITU-T Z.316 FRENCH-1988 | 1988-11-01 | French | OUTPUT LANGUAGE SYNTAX SPECIFICATION |
| 481 | ITU-T Z.316-1988 | 1988-11-01 | English | OUTPUT LANGUAGE SYNTAX SPECIFICATION |
| 482 | ITU-T Z.315 SPANISH-1988 | 1988-11-01 | Spanish | INPUT (COMMAND) LANGUAGE SYNTAX SPECIFICATION |
| 483 | ITU-T Z.315 FRENCH-1988 | 1988-11-01 | French | INPUT (COMMAND) LANGUAGE SYNTAX SPECIFICATION |
| 484 | ITU-T Z.315-1988 | 1988-11-01 | English | INPUT (COMMAND) LANGUAGE SYNTAX SPECIFICATION |
| 485 | ITU-T Z.314 SPANISH-1988 | 1988-11-01 | Spanish | THE CHARACTER SET AND BASIC ELEMENTS |
| 486 | ITU-T Z.314 FRENCH-1988 | 1988-11-01 | French | THE CHARACTER SET AND BASIC ELEMENTS |
| 487 | ITU-T G.433 FRENCH-1988 | 1988-11-01 | French | HYPOTHETICAL REFERENCE CIRCUIT FOR TRANS-HORIZON RADIO-RELAY SYSTEMS FOR TELEPHONY USING FREQUENCY-DIVISION MULTIPLEX |
| 488 | ITU-T G.433 SPANISH-1988 | 1988-11-01 | Spanish | HYPOTHETICAL REFERENCE CIRCUIT FOR TRANS-HORIZON RADIO-RELAY SYSTEMS FOR TELEPHONY USING FREQUENCY-DIVISION MULTIPLEX |
| 489 | ITU-T G.434 SPANISH-1988 | 1988-11-01 | Spanish | HYPOTHETICAL REFERENCE CIRCUIT FOR SYSTEMS USING ANALOGUE TRANSMISSION IN THE FIXED-SATELLITE SERVICE |
| 490 | ITU-T G.444 FRENCH-1988 | 1988-11-01 | French | ALLOWABLE NOISE POWER IN THE HYPOTHETICAL REFERENCE CIRCUIT OF TRANS-HORIZON RADIO-RELAY SYSTEMS FOR TELEPHONY USING FREQUENCY-DIVISION MULTIPLEX |
| 491 | ITU-T SERIE S SUPP 1 SPANISH-1988 | 1988-11-01 | Spanish | Minimal specifications for the bilingual (Arabic/Latin) teleprinter |
| 492 | ITU-T SERIE S SUPP 1 FRENCH-1988 | 1988-11-01 | French | Minimal specifications for the bilingual (Arabic/Latin) teleprinter |
| 493 | ITU-T R.58 FRENCH-1988 | 1988-11-01 | French | STANDARD LIMITS OF TRANSMISSION QUALITY FOR THE GENTEX AND TELEX NETWORKS |
| 494 | ITU-T R.20-1988 | 1988-11-01 | English | TELEGRAPH MODEM FOR SUBSCRIBER LINES |
| 495 | ITU-T R.2 FRENCH-1988 | 1988-11-01 | French | Element Error Rate |
| 496 | ITU-T R.2 SPANISH-1988 | 1988-11-01 | Spanish | Element Error Rate |
| 497 | ITU-T R.4-1988 | 1988-11-01 | English | METHODS FOR THE SEPARATE MEASUREMENTS OF THE DEGREES OF VARIOUS TYPES OF TELEGRAPH DISTORTION |
| 498 | ITU-T R.4 FRENCH-1988 | 1988-11-01 | French | METHODS FOR THE SEPARATE MEASUREMENTS OF THE DEGREES OF VARIOUS TYPES OF TELEGRAPH DISTORTION |
| 499 | ITU-T R.4 SPANISH-1988 | 1988-11-01 | Spanish | METHODS FOR THE SEPARATE MEASUREMENTS OF THE DEGREES OF VARIOUS TYPES OF TELEGRAPH DISTORTION |
| 500 | ITU-T R.30-1988 | 1988-11-01 | English | TRANSMISSION CHARACTERISTIC FOR INTERNATIONAL VFT LINKS |
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