@techreport{rekhter-mpls-over-gre-03,
    number =    {draft-rekhter-mpls-over-gre-03},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-rekhter-mpls-over-gre/03/},
    author =    {Yakov Rekhter and Eric C. Rosen and Dan Tappan},
    title =     {{MPLS Label Stack Encapsulation in GRE}},
    pagetotal = 3,
    year =      2001,
    month =     sep,
    day =       25,
    abstract =  {In certain cases it may be useful to carry MPLS packets through an IP tunnel. This document describes how to do that using existing standards.},
}