%% You should probably cite rfc9263 instead of this I-D.
@techreport{ietf-sfc-nsh-tlv-08,
    number =    {draft-ietf-sfc-nsh-tlv-08},
    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-sfc-nsh-tlv/08/},
    author =    {Yuehua Wei and Uri Elzur and Sumandra Majee and Carlos Pignataro and Donald E. Eastlake 3rd},
    title =     {{Network Service Header Metadata Type 2 Variable-Length Context Headers}},
    pagetotal = 12,
    year =      2021,
    month =     sep,
    day =       2,
    abstract =  {Service Function Chaining (SFC) uses the Network Service Header (NSH) (RFC 8300) to steer and provide context Metadata (MD) with each packet. Such Metadata can be of various Types including MD Type 2 variable length context headers. This document specifies several such context headers that can be used within a service function path.},
}