RFC1496: Rules for downgrading messages from X.400/88 to X.400/84 when MIME content-types are present in the messages
Network Working Group H. Alvestrand Request for Comments: 1496 SINTEF DELAB Updates: 1328 J. Romaguera NetConsult AG ...
RFC2421: Voice Profile for Internet Mail - version 2
Network Working Group G. Vaudreuil Request for Comments: 2421 Lucent Technologies Obsoletes: 1911 G. Parsons Category: Standards Track Northern Telecom ...
RFC3331: Signaling System 7 (SS7) Message Transfer Part 2 (MTP2) - User Adaptation Layer
Network Working Group K. Morneault Request for Comments: 3331 Cisco Systems Category: Standards Track R. Dantu NetRake ...
RFC4166: Telephony Signalling Transport over Stream Control Transmission Protocol (SCTP) Applicability Statement
Network Working Group L. Coene Request for Comments: 4166 Siemens Category: Informational J. Pastor-Balbas Ericsson ...
RFC7410: A Property Types Registry for the Authentication-Results Header Field
Internet Engineering Task Force (IETF) M. Kucherawy Request for Comments: 7410 December 2014 Updates: 7001 Category: Standards Track ISSN: 2070-1721 A Property Types Registry for the Authentication-Results Header Field Abstract This ...
RFC0772: Mail Transfer Protocol
Network Working Group S. Sluizer Request for Comments: 772 J. Postel ISI September 1980 ...
RFC0784: Mail Transfer Protocol: ISI TOPS20 implementation
Network Working Group S. Sluizer Request for Comments: 784 J. Postel ISI ...
RFC0785: Mail Transfer Protocol: ISI TOPS20 file definitions
Network Working Group S. Sluizer Request for Comments: 785 J. Postel ISI ...
RFC0786: Mail Transfer Protocol: ISI TOPS20 MTP-NIMAIL interface
Network Working Group S. Sluizer Request for Comments: 786 J. Postel ISI ...