%% You should probably cite rfc2002 instead of this I-D.
@techreport{ietf-mobileip-protocol-17,
    number =    {draft-ietf-mobileip-protocol-17},
    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-mobileip-protocol/17/},
    author =    {Charles E. Perkins},
    title =     {{IP Mobility Support}},
    pagetotal = 79,
    year =      1996,
    month =     jun,
    day =       3,
    abstract =  {This document specifies protocol enhancements that allow transparent routing of IP datagrams to mobile nodes in the Internet. {[}STANDARDS-TRACK{]}},
}