%% You should probably cite rfc7870 instead of this I-D.
@techreport{ietf-softwire-dslite-mib-12,
    number =    {draft-ietf-softwire-dslite-mib-12},
    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-softwire-dslite-mib/12/},
    author =    {Yu Fu and Sheng Jiang and Jiang Dong and Yuchi Chen},
    title =     {{DS-Lite Management Information Base (MIB)}},
    pagetotal = 24,
    year =      2015,
    month =     nov,
    day =       25,
    abstract =  {This memo defines a portion of the Management Information Base (MIB) for using with network management protocols in the Internet community. In particular, it defines managed objects for Dual-Stack Lite (DS-Lite).},
}