%% You should probably cite draft-perrault-behave-natv2-mib or draft-perrault-behave-deprecate-nat-mib-v1 instead of this I-D.
@techreport{ietf-behave-nat-mib-04,
    number =    {draft-ietf-behave-nat-mib-04},
    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-behave-nat-mib/04/},
    author =    {Simon Perreault and Tina Tsou (Ting ZOU) and Senthil Sivakumar},
    title =     {{Additional Managed Objects for Network Address Translators (NAT)}},
    pagetotal = 81,
    year =      2013,
    month =     feb,
    day =       21,
    abstract =  {This memo defines a portion of the Management Information Base (MIB) for devices implementing Network Address Translator (NAT) function. This MIB module may be used for monitoring of a device capable of NAT function.},
}