https://app.knowbase.one/vault/rfc/docid/2771
RFC2495: Definitions of Managed Objects for the DS1, E1, DS2 and E2 Interface Types
Network Working Group D. Fowler, Editor Request for Comments: 2495 Newbridge Networks Obsoletes: 1406 January 1999 Category: Standards Track Definitions of Managed Objects ...
https://app.knowbase.one/vault/rfc/docid/4259
RFC3895: Definitions of Managed Objects for the DS1, E1, DS2, and E2 Interface Types
Network Working Group O. Nicklass, Ed. Request for Comments: 3895 RAD Data Communications, Ltd. Obsoletes: 2495 September 2004 Category: Standards Track Definitions of Managed Obj...