%% You should probably cite draft-ietf-pim-multiple-upstreams-reqs-08 instead of this revision.
@techreport{ietf-pim-multiple-upstreams-reqs-04,
    number =    {draft-ietf-pim-multiple-upstreams-reqs-04},
    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-pim-multiple-upstreams-reqs/04/},
    author =    {Luis M. Contreras and Carlos J. Bernardos and Hitoshi Asaeda and Nicolai Leymann},
    title =     {{Requirements for the extension of the IGMP/MLD proxy functionality to support multiple upstream interfaces}},
    pagetotal = 13,
    year =      ,
    month =     ,
    day =       ,
    abstract =  {The purpose of this document is to define the requirements for a MLD (for IPv6) or IGMP (for IPv4) proxy with multiple interfaces covering a variety of applicability scenarios.},
}