http://www.rfc-editor.org/rfc/rfc2074.txt
RFC 2074: Remote Network Monitoring MIB Protocol Identifiers, A. Bierman, R. Iddon1997-01-01T23:00:00-00:00This memo defines an experimental portion of the Management Information Base (MIB) for use with network management protocols in the Internet community. In particular, it describes the algorithms required to identify different protocol encapsulations managed with the Remote Network Monitoring MIB Version 2 [RMON2]. [STANDARDS-TRACK]