@techreport{ietf-ipsec-icmp-handle-v4-00,
    number =    {draft-ietf-ipsec-icmp-handle-v4-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-ipsec-icmp-handle-v4/00/},
    author =    {Michael Richardson},
    title =     {{IPv4 ICMP messages and IPsec security gateways}},
    pagetotal = 16,
    year =      1998,
    month =     sep,
    day =       28,
    abstract =  {This document enumerates the list of ICMP messages that a security gate- way may receive and provides an analysis of if and how a gateway should handle them. Three options types of behaviour are enumerated: discard, MAY be forwarded, and MUST be forwarded.},
}