Dear all, In Appendix_A of RFC3830(MIKEY), by "TEK" it means the "SRTP master key". In MIKEY - SRTP Relation, what the role TGK played ? Best regards, Dennis Cheng ___________________________________________________ 最新版 Yahoo!奇摩即時通訊 7.0,免費網路電話任你打! http://messenger.yahoo.com.tw/