[1]ETSI?ES282004 V1.1.1 Telecommunications and Internet Converged Services and Protocols for Advanced Networking (TISPAN); NGN functional architecture; Network Attachment Sub-System(NASS)[S]. 2006.

　　[2]ETSITS183 020 V1.1.1 Telecommunications and Internet Converged Services and Protocols for Advanced Networking (TISPAN); Network attachment: roaming in TISPAN NGN network accesses; Interface protocol definition[S]. 2006.

　　[3]ETSIES283 034 V1.1.1 Telecommunications and Internet Converged Services and Protocols for Advanced Networking (TISPAN); NASS; e4 interface based on the DIAMETER protocol[S]. 2006.

　　[4]ETSIES283 035 V1.1.1 Telecommunications and Internet Converged Services and Protocols for Advanced Networking (TISPAN); NASS; e2 interface based on the DIAMETER protocol.[S]. 2006.

　　[5]ETSITS183 019 V1.1.1 Telecommunications and Internet Converged Services and Protocols for Advanced Networking (TISPAN); Network attachment; Network access xDSL and WLAN access networks; Interface protocol definitions[S]. 2005.

　　[6]ITU-TDraftRecommendation Y.2012 (formerly Y.NGN-FRA) Functional requirements and architecture of the NGN [S].

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