@techreport{liu-spring-sr-sfc-metadata-01,
    number =    {draft-liu-spring-sr-sfc-metadata-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-liu-spring-sr-sfc-metadata/01/},
    author =    {Yao Liu},
    title =     {{Metadata in SR-MPLS Service Programming}},
    pagetotal = 8,
    year =      2021,
    month =     sep,
    day =       15,
    abstract =  {This document proposes methods to carry metadata in SR service programming with SR-MPLS data plane.},
}