1 Scope
2
Normative references
3
Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4
Overview
5
Configurations
6
General model
6.1 Reference configuration
6.2 Protocol pillars
7
Service definition
8
Protocol
9
Coding
10 Use of CCITT Recommendation X.3
parameters
11 Layer 1
11.1 Basic access
11.2 Primary rate access
12 Layer 2 protocols
12.1 Layer 2 protocol for the D-channel
12.2 Layer 2 protocol for the B-channel
13 Layer 3 protocols
13.1 Layer 3 protocol for the D-channel
13.1.1 Terminal selection
13.1.2 Compatibility checking
13.1.3
Service specific use of supplementary services
13.1.4 Call progress signals
13.2 Layer 3 protocol for the B-channel
14 Use of the Bearer Independent
Service (BIS)
14.1 Out-band procedure
14.1.1 Mapping of the BIS to Recommendation
Q.931
14.1.1.1 BIS-N-CONNECT
14.1.1.2 BIS-N-DISCONNECT
14.2 In-band procedure
15 Coordination between D- and
B-channel