%% You should probably cite rfc4131 instead of this I-D.
@techreport{ietf-ipcdn-bpiplus-mib-15,
    number =    {draft-ietf-ipcdn-bpiplus-mib-15},
    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-ipcdn-bpiplus-mib/15/},
    author =    {Alexander Katsnelson and Stuart M. Green and Eduardo Cardona and Kaz Ozawa},
    title =     {{Management Information Base for Data Over Cable Service Interface Specification (DOCSIS) Cable Modems and Cable Modem Termination Systems for Baseline Privacy Plus}},
    pagetotal = 85,
    year =      2004,
    month =     nov,
    day =       22,
    abstract =  {This memo defines a portion of the Management Information Base (MIB) for use with network management protocols in the Internet community. In particular, it defines a set of managed objects for Simple Network Management Protocol (SNMP) based management of the Baseline Privacy Plus features of DOCSIS 1.1 and DOCSIS 2.0 (Data-over-Cable Service Interface Specification) compliant Cable Modems and Cable Modem Termination Systems. {[}STANDARDS-TRACK{]}},
}