https://app.knowbase.one/vault/rfc/docid/8347
RFC7690: Close Encounters of the ICMP Type 2 Kind (Near Misses with ICMPv6 Packet Too Big (PTB))
Internet Engineering Task Force (IETF) M. Byerly Request for Comments: 7690 Fastly Category: Informational M. Hite ISSN: 2070-1721 Evernote ...