https://app.knowbase.one/vault/rfc/docid/5089
RFC4666: Signaling System 7 (SS7) Message Transfer Part 3 (MTP3) - User Adaptation Layer (M3UA)
Network Working Group K. Morneault, Ed. Request for Comments: 4666 Cisco Systems Obsoletes: 3332 J. Pastor-Balbas, Ed. Category: Standards Track Ericsson ...
https://app.knowbase.one/vault/rfc/docid/5635
RFC5167: Media Server Control Protocol Requirements
Network Working Group M. Dolly Request for Comments: 5167 AT&T Labs Category: Informational R. Even Polycom ...