I series Telecom Definition
The series of ITU-T Recommendations specifying protocols and interfaces relating to integrated service digital network (ISDN). See Table I-4 for selected I-series Recommendations.
Table I-4: Selected ITU-T I-Series Recommendations
| Recommendation | Description |
|---|---|
| I.113 | B-ISDN Vocabulary |
| I.120 | Integrated services digital networks (ISDNs) |
| I.121 | Broadband aspects of ISDN |
| I.122 | Framework for frame mode bearer services |
| I.150 | B-ISDN ATM Functional Characteristics |
| I.211 | B-ISDN service aspects |
| I.233.1 | ISDN frame relaying bearer service |
| I.233.2 | ISDN frame switching bearer service |
| I.311 | B-ISDN General Network Aspects |
| I.313 | B-ISDN network requirements |
| I.320 | ISDN protocol reference model |
| I.321 | B-ISDN protocol reference model |
| I.324 | ISDN network architecture |
| I.327 | B-ISDN Functional Architecture Aspects |
| I.354 | Network performance objectives for packet-mode communication |
| I.355 | ISDN 64 kbit/s connection type availability performance |
| I.356 | B-ISDN ATM layer cell transfer performance |
| I.361 | B-ISDN ATM Layer Specification |
| I.362 | B-ISDN ATM Adaptation Layer Functional Description |
| I.363 | B-ISDN ATM Adaptation Layer (AAL) Specification |
| I.363.1 | B-ISDN AAL Type 1 |
| I.363.2 | B-ISDN AAL Type 2 |
| I.363.3 | B-ISDN AAL Type 3/4 |
| I.363.5 | B-ISDN AAL Type 5 |
| I.1413 | B-ISDN User-Network Interface |
| I.420 | Basic user-network interface (BRI) |
| I.421 | Primary rate user-network interface (PRI) |
| I.430 | Basic user-network interface: Layer 1 |
| I.431 | Primary rate user-network interface: Layer 1 |
| I.432 | B-ISDN User-Network Interface-Physical Layer |
| I.530 | Network interworking between an ISDN and a PSTN |
| I.555 | ATM and Frame Relay interworking |
| I.570 | Public/private ISDN interworking |
| I.610 | B-ISDN Operations and Maintenance Principles and Functions |
| I.761 | Inverse multiplexing for ATM (IMA) |
| I.762 | ATM over fractional physical links |
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