@techreport{zmw-bess-tunnel-vpn-00,
    number =    {draft-zmw-bess-tunnel-vpn-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-zmw-bess-tunnel-vpn/00/},
    author =    {Zheng Zhang and Shaowen Ma and Cui(Linda) Wang},
    title =     {{Use of IP Tunnels In IP VPNs}},
    pagetotal = 5,
    year =      2018,
    month =     oct,
    day =       22,
    abstract =  {This document updates {[}RFC6513{]}, {[}RFC6514{]} and {[}I-D.ietf-idr-tunnel-encaps{]} to provide additional details about using GRE tunnels for IP VPN, and using IP tunnels for Multicast VPN (MVPN).},
}