%% You should probably cite rfc6405 instead of this I-D.
@techreport{ietf-speermint-voip-consolidated-usecases-19,
    number =    {draft-ietf-speermint-voip-consolidated-usecases-19},
    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-speermint-voip-consolidated-usecases/19/},
    author =    {Yiu Lee and Adam Uzelac},
    title =     {{Voice over IP (VoIP) SIP Peering Use Cases}},
    pagetotal = 23,
    year =      2011,
    month =     oct,
    day =       17,
    abstract =  {This document depicts many common Voice over IP (VoIP) use cases for Session Initiation Protocol (SIP) peering. These use cases are categorized into static and on-demand, and then further sub- categorized into direct and indirect. These use cases are not an exhaustive set, but rather the most common use cases deployed today. This document is not an Internet Standards Track specification; it is published for informational purposes.},
}