%% You should probably cite rfc1919 instead of this I-D.
@techreport{rfced-info-chatel-00,
    number =    {draft-rfced-info-chatel-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-rfced-info-chatel/00/},
    author =    {Marc Chatel},
    title =     {{Classical versus Transparent IP Proxies}},
    pagetotal = 35,
    year =      1996,
    month =     jan,
    day =       24,
    abstract =  {This document explains "classical" and "transparent" proxy techniques and attempts to provide rules to help determine when each proxy system may be used without causing problems. This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind.},
}