Session Initiation Protocol (SIP)
The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for sessions.
These sessions include Internet telephone calls, multimedia distribution, and multimedia conferences. SIP can create, modify, and terminate sessions with one or more participants.
The SIP protocol is a member of the VOIPProtocolFamily.
XXX - add a brief description of SIP history
- PINTs and SPIRITS - Service interworking
Number resolution - TRIP and ENUM (IETF Charter for ENUM)
- IMPP - Instant Messaging and Presence
SIMPLE - SIP for Instant Messaging and Presence Leveraging Extensions IETF Charter for SIMPLE
The SIP dissector is fully functional. You can also view SIP message statistics (Statistics | SIP...) or view SIP call flow graphs (Statistics | VoIP Calls)
- Display raw text for SIP message. Default OFF
- Enforce strict SIP version check (SIP/2.0). Default ON
- Reassemble SIP headers spanning multiple TCP segments. Default ON
- Reassemble SIP bodies spanning multiple TCP segments. Default ON
Example capture file
SampleCaptures/aaa.pcap Sample SIP and RTP traffic.
A complete list of SIP display filter fields can be found in the display filter reference
Show only the SIP based traffic:
SIP Session Initiation Protocol (sip)
SIPPING Session Initiation Proposal Investigation (sipping)
SIP More info on Session Initiation Protocol(SIP)
RFC3261 SIP: Session Initiation Protocol
RFC3262 Reliability of Provisional Responses in the Session Initiation Protocol (SIP)
RFC3263 Session Initiation Protocol (SIP): Locating SIP Servers
osip The GNU oSIP library
SIPp "SIPp is a free Open Source test tool / traffic generator for the SIP protocol" (GPL)