%% You should probably cite rfc5618 instead of this I-D.
@techreport{ietf-ippm-more-twamp-02,
    number =    {draft-ietf-ippm-more-twamp-02},
    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-ippm-more-twamp/02/},
    author =    {Al Morton and Kaynam Hedayat},
    title =     {{Mixed Security Mode for the Two-Way Active Measurement Protocol (TWAMP)}},
    pagetotal = 8,
    year =      2009,
    month =     may,
    day =       20,
    abstract =  {This memo describes a simple extension to TWAMP (the Two-Way Active Measurement Protocol). The extension adds the option to use different security modes in the TWAMP-Control and TWAMP-Test protocols simultaneously. The memo also describes a new IANA registry for additional features, called the TWAMP Modes registry. {[}STANDARDS-TRACK{]}},
}