%% You should probably cite draft-dondeti-oma-mmusic-sdp-attrs instead of this I-D.
@techreport{dondeti-oma-sip-sdp-attrs-02,
    number =    {draft-dondeti-oma-sip-sdp-attrs-02},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-dondeti-oma-sip-sdp-attrs/02/},
    author =    {Lakshminath R. Dondeti and Anja Jerichow},
    title =     {{Session Description Protocol (SDP) Attributes for OMA BCAST Service and Content Protection}},
    pagetotal = 6,
    year =      2007,
    month =     oct,
    day =       16,
    abstract =  {This document provides descriptions of SDP attributes used by the Open Mobile Alliance's Broadcast Service and Content Protection specification.},
}