li jun

Documents
Diameter 协议基本概念：RFC3588 和 TS129.229
Diameter 协议基本概念：RFC3588 和 TS129.229
SIP Session Timers: RFC 4028 - Session Initiation Protocol
SIP Session Timers: RFC 4028 - Session Initiation Protocol
元稹《行宫》：唐诗赏析
元稹《行宫》：唐诗赏析
IMS Stage 2 Technical Specification (3GPP TS 23.228)
IMS Stage 2 Technical Specification (3GPP TS 23.228)