1
Scope
2
References
3
Definitions
4
Abbreviations and
acronyms
5
Conventions
6
TDM‑IP
interworking
7
General requirements
7.1
User plane requirements
7.2
Management plane aspects
7.3
Fault management aspects
7.4
Traffic management
aspects
7.5
Connection admission
control for the IWF
8
Functional group
considerations for TDM‑IP network interworking
8.1
IP
8.2
UDP
8.3
Common interworking
indicators
8.4
Optional timing
information
8.5
TDM payload
8.6
Summary of encapsulation
format
9
Payload formats
9.1
Structure-agnostic
transport
9.2
Structure-aware
transport
10
Timing aspects
11
Packet loss aspects
12
Support of CAS and CCS
12.1
Support of CAS
12.2
Support of CCS
13
Security considerations
Appendix I – Optional
processing of HDLC-based CCS signals
Appendix II – IP network
performance metrics
II.1
Errors in the IP network that impact TDM service
II.2
Relationship to TDM service impairment metrics
II.3
Availability requirements
II.4
Voice quality requirements
Appendix III – Suggested payload sizes for structure-agnostic
transport
Appendix IV – Suggested number of AAL 1 SAR PDUs per packet