@misc{rfc6011,
    series =    {Request for Comments},
    number =    6011,
    howpublished =  {RFC 6011},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC6011},
    url =       {https://www.rfc-editor.org/info/rfc6011},
    author =    {Scott Lawrence and John Elwell},
    title =     {{Session Initiation Protocol (SIP) User Agent Configuration}},
    pagetotal = 29,
    year =      2010,
    month =     oct,
    abstract =  {This document defines procedures for how a SIP User Agent should locate, retrieve, and maintain current configuration information from a Configuration Service. This document is not an Internet Standards Track specification; it is published for informational purposes.},
}