@misc{rfc7332,
    series =    {Request for Comments},
    number =    7332,
    howpublished =  {RFC 7332},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC7332},
    url =       {https://www.rfc-editor.org/info/rfc7332},
    author =    {Hadriel Kaplan and Victor Pascual},
    title =     {{Loop Detection Mechanisms for Session Initiation Protocol (SIP) Back-to-Back User Agents (B2BUAs)}},
    pagetotal = 5,
    year =      2014,
    month =     aug,
    abstract =  {SIP Back-to-Back User Agents (B2BUAs) can cause unending SIP request routing loops because, as User Agent Clients, they can generate SIP requests with new Max-Forwards values. This document discusses the difficulties associated with loop detection for B2BUAs and the requirements for them to prevent infinite loops.},
}