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Cabletron Systems SmartSTACK ELS100 User Manual

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SNMP Management 65

This MIB reports information about the protocols and network interfaces
supported on the agent itself, as well as other general information. The
MIB is divided into a number of groups, each of which corresponds to a
specific protocol or set of information. Some groups are defined in other
RFC documents.

The groups specifically defined in RFC 1213 and supported by the
ELS100-24TX switch system software are as follows:

System – General information about the agent system

Interfaces – Information about the network interfaces of the system

Address Translation – Interface address information, both MAC level
and network (IP) level

IP – Statistics and information related to the IP protocol

ICMP – Statistics and information related to the ICMP protocol

TCP – Statistics and information related to the TCP protocol

UDP – Statistics and information related to the UDP protocol

Transmission – Statistics and information related to the physical
network medium to which the system interfaces (e.g. Ethernet, token
ring, etc.).

SNMP – Statistics and information related to the SNMP protocol

RFC 1398 (Ethernet MIB)

RFC 1398 provides management and monitoring for the Ethernet-specific
aspects of each port on the switch. This is the Ethernet-specific statistics
subgroup of the MIB-II Transmission group. This group provides a set of
statistics related to Ethernet’s physical level operation. Specifically, error
and collision-related statistics are presented.

RFC 1493 (Bridge MIB)

RFC 1493 is a group defined under MIB-II. This MIB deals with the
operation of the system as an 802.1D-compliant bridge. Areas of
functionality supported by this group include Spanning Tree and
forwarding table information and configuration.

RFC 1757 (RMON MIB)

RFC 1757 is a group defined under MIB-II. This MIB provides
management for the RMON aspects of the switch. The ELS100-24TX
switch supports four of the nine groups of RMON defined for Ethernet
networks on a per port basis. For further information, see the subsection
“RMON” in Chapter 1.