@misc{rfc2661,
    series =    {Request for Comments},
    number =    2661,
    howpublished =  {RFC 2661},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC2661},
    url =       {https://www.rfc-editor.org/info/rfc2661},
    author =    {Andrew J. Valencia and Glen Zorn and William Palter and Gurdeep-Singh Pall and Mark Townsley and Allan Rubens},
    title =     {{Layer Two Tunneling Protocol "L2TP"}},
    pagetotal = 80,
    year =      1999,
    month =     aug,
    abstract =  {This document describes the Layer Two Tunneling Protocol (L2TP). {[}STANDARDS-TRACK{]}},
}