%% You should probably cite draft-fang-vpn4dc-problem-statement-01 instead of this revision.
@techreport{fang-vpn4dc-problem-statement-00,
    number =    {draft-fang-vpn4dc-problem-statement-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-fang-vpn4dc-problem-statement/00/},
    author =    {Luyuan Fang},
    title =     {{VPN4DC Problem Statement}},
    pagetotal = 7,
    year =      2011,
    month =     oct,
    day =       23,
    abstract =  {Provider Provisioned IP VPNs are commonly used to interconnect multiple locations of a private network, such as an enterprise with multiple offices. Current developments in data center operations create the need to consider additional connectivity and connectivity management problems described in this document.},
}