%% You should probably cite rfc7220 instead of this I-D.
@techreport{ietf-pcp-description-option-05,
    number =    {draft-ietf-pcp-description-option-05},
    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-pcp-description-option/05/},
    author =    {Mohamed Boucadair and Reinaldo Penno and Dan Wing},
    title =     {{Description Option for the Port Control Protocol (PCP)}},
    pagetotal = 6,
    year =      2014,
    month =     feb,
    day =       21,
    abstract =  {This document extends the Port Control Protocol (PCP) with the ability to associate a description with a PCP-instantiated mapping. It does this by defining a new DESCRIPTION option.},
}