%% You should probably cite rfc3728 instead of this I-D.
@techreport{ietf-adslmib-vdsl-12,
    number =    {draft-ietf-adslmib-vdsl-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-adslmib-vdsl/12/},
    author =    {Rajesh Abbi and Bob Ray},
    title =     {{Definitions of Managed Objects for Very High Speed Digital Subscriber Lines (VDSL)}},
    pagetotal = 76,
    year =      2003,
    month =     oct,
    day =       8,
    abstract =  {This document defines a Management Information Base (MIB) module for use with network management protocols in the Internet community. In particular, it describes objects used for managing Very High Speed Digital Subscriber Line (VDSL) interfaces. {[}STANDARDS-TRACK{]}},
}