@misc{rfc3261,
    series =    {Request for Comments},
    number =    3261,
    howpublished =  {RFC 3261},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC3261},
    url =       {https://www.rfc-editor.org/info/rfc3261},
    author =    {Eve Schooler and Jonathan Rosenberg and Henning Schulzrinne and Alan Johnston and Gonzalo Camarillo and Jon Peterson and Robert Sparks and Mark J. Handley},
    title =     {{SIP: Session Initiation Protocol}},
    pagetotal = 269,
    year =      2002,
    month =     jul,
    abstract =  {This document describes Session Initiation Protocol (SIP), an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. These sessions include Internet telephone calls, multimedia distribution, and multimedia conferences. {[}STANDARDS-TRACK{]}},
}