Internet Assigned Numbers Authority Session Initiation Protocol (SIP) Common Log Format (CLF) Parameters Created 2013-01-17 Last Updated 2014-09-24 Available Formats [IMG] XML [IMG] HTML [IMG] Plain text Registries included below * SIP CLF Version Values * SIP CLF Transport Flag Values SIP CLF Version Values Registration Procedure(s) Standards Action Reference [RFC6873] Available Formats [IMG] CSV Version FORMAT Reference 0x41 ('A') Defined in [RFC6873] [RFC6873] SIP CLF Transport Flag Values Registration Procedure(s) IETF Review Reference [RFC6873] Available Formats [IMG] CSV Value Transport Protocol Reference U UDP [RFC6873] T TCP [RFC6873] S SCTP [RFC6873] W WebSocket [RFC7118][RFC7355] Licensing Terms