@misc{rfc5768,
    series =    {Request for Comments},
    number =    5768,
    howpublished =  {RFC 5768},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC5768},
    url =       {https://www.rfc-editor.org/info/rfc5768},
    author =    {Jonathan Rosenberg},
    title =     {{Indicating Support for Interactive Connectivity Establishment (ICE) in the Session Initiation Protocol (SIP)}},
    pagetotal = 6,
    year =      2010,
    month =     apr,
    abstract =  {This specification defines a media feature tag and an option tag for use with the Session Initiation Protocol (SIP). The media feature tag allows a User Agent (UA) to communicate to its registrar that it supports ICE. The option tag allows a UA to require support for ICE in order for a call to proceed. {[}STANDARDS-TRACK{]}},
}