%% You should probably cite draft-ietf-l3vpn-tc-mib instead of this I-D.
@techreport{ietf-ppvpn-tc-mib-02,
    number =    {draft-ietf-ppvpn-tc-mib-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-ppvpn-tc-mib/02/},
    author =    {Benson Schliesser and Thomas Nadeau},
    title =     {{Definition of Textual Conventions for Virtual Private Network (VPN) Management}},
    pagetotal = 0,
    year =      2002,
    month =     nov,
    day =       6,
    abstract =  {},
}