1 Scope
2 References
3 Definitions
3.1 Terms defined elsewhere
3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Architecture for NGN multimedia services supporting IPv6 transition
7 Signalling requirements for dual stack
8 Signalling requirements for translation
8.1 General requirements
8.2 Scenario 1: UE using IPv6 and NGN core using IPv4
8.3 Scenario 2: UE using IPv4 and NGN core using IPv6
8.4 Scenario 3: NGN core using IPv6 and other IP-based network
using IPv4
8.5 Scenario 4: NGN core using IPv4 and other IP-based networks
using IPv6
9 Signalling requirements for tunnelling
9.1 Overviews
9.2 Scenario1: 4over6 tunnel connecting IPv4 NGN core networks
9.3 Scenario 2: 6over4 tunnel connection IPv6 NGN core networks