@misc{rfc2881,
    series =    {Request for Comments},
    number =    2881,
    howpublished =  {RFC 2881},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC2881},
    url =       {https://www.rfc-editor.org/info/rfc2881},
    author =    {Mark A. Beadles and David Mitton},
    title =     {{Network Access Server Requirements Next Generation (NASREQNG) NAS Model}},
    pagetotal = 20,
    year =      2000,
    month =     jul,
    abstract =  {This document describes the terminology and gives a model of typical Network Access Server (NAS). This memo provides information for the Internet community.},
}