%% You should probably cite rfc8952 instead of this I-D.
@techreport{ietf-capport-architecture-09,
    number =    {draft-ietf-capport-architecture-09},
    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-capport-architecture/09/},
    author =    {Kyle Larose and David Dolson and Heng Liu},
    title =     {{Captive Portal Architecture}},
    pagetotal = 24,
    year =      ** No value found for 'doc.pub_date.year' **,
    month =     ** No value found for 'doc.pub_date' **,
    day =       ** No value found for 'doc.pub_date.day' **,
    abstract =  {This document describes a captive portal architecture. Network provisioning protocols such as DHCP or Router Advertisements (RAs), an optional signaling protocol, and an HTTP API are used to provide the solution.},
}