%% You should probably cite rfc2871 instead of this I-D.
@techreport{ietf-iptel-gwloc-framework-05,
    number =    {draft-ietf-iptel-gwloc-framework-05},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-iptel-gwloc-framework/05/},
    author =    {Henning Schulzrinne and Jonathan Rosenberg},
    title =     {{A Framework for Telephony Routing over IP}},
    pagetotal = 25,
    year =      1999,
    month =     oct,
    day =       21,
    abstract =  {This document serves as a framework for Telephony Routing over IP (TRIP), which supports the discovery and exchange of IP telephony gateway routing tables between providers. This memo provides information for the Internet community.},
}