@techreport{ietf-sipping-conferencing-models-01,
    number =    {draft-ietf-sipping-conferencing-models-01},
    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-sipping-conferencing-models/01/},
    author =    {Jonathan Rosenberg and Henning Schulzrinne},
    title =     {{Models for Multi Party Conferencing in SIP}},
    pagetotal = 28,
    year =      2002,
    month =     jul,
    day =       5,
    abstract =  {The Session Initiation Protocol (SIP) can support multi-party conferencing in many different ways. In this draft, we define the various multi-party conferencing models, and for each, discuss how they are used and then analyze their relative benefits and drawbacks.},
}