https://app.knowbase.one/vault/rfc/docid/1359
RFC1209: The Transmission of IP Datagrams over the SMDS Service
Network Working Group D. Piscitello Request for Comments: 1209 J. Lawrence Bell Communications Research March 1991 ...
https://app.knowbase.one/vault/rfc/docid/1893
RFC1694: Definitions of Managed Objects for SMDS Interfaces using SMIv2
Network Working Group T. Brown Request for Comments: 1694 K. Tesink Obsoletes: 1304 Editors Category: Standards Track Bell Communications Research ...