Cisco Catalyst 2950 Command Reference

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Catalyst 2950 and Catalyst 2955 Switch Command Reference
OL-10102-01
Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands
link monitor
link monitor
Use the link monitor interface configuration command to enable Long-Reach Ethernet (LRE) link
monitoring on a port. Use the no form of this command to disable LRE link monitoring on a port.
link monitor
no link monitor
This command is available only on Catalyst 2950 LRE switches.
Syntax Description This command has no arguments or keywords.
Defaults LRE monitoring is enabled.
Command Modes Interface configuration
Command History
Usage Guidelines If the link is shut down, link monitor data is not collected.
Examples This example shows how to enable LRE link monitoring on an LRE port:
Switch# configure terminal
Switch(config)# interface longreachethernet0/1
Switch(config-if)# link monitor
Related Commands
Release Modification
12.1(11)YJ This command was introduced.
Command Description
clear controllers lre link monitor Deletes LRE link monitor data.
link monitor logging Enables link monitor event logging per port.
link monitor threshold snr Sets a signal-to-noise margin for the LRE link monitor.
link monitor threshold rserr Sets a Reed-Solomon error threshold for the LRE link monitor.
show controllers lre link monitor Displays LRE link monitor information.

Cisco Catalyst 2950 Specifications

General

Forwarding Bandwidth	8.8 Gbps
Switching Capacity	13.6 Gbps
Forwarding Rate	6.6 Mpps
Weight	3.6 kg
RAM	16 MB
Flash Memory	8 MB
Operating Humidity	10% to 85% non-condensing
Uplink Ports	2 x 10/100/1000Base-T
Dimensions	4.4 cm x 44.5 cm x 24.2 cm
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Quality of Service (QoS), VLAN support
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p
Status Indicators	system
Operating Temperature	0 to 45°C
Ports	24 x 10/100 Ethernet ports
MAC Address Table Size	8, 192 entries
Power Supply	Internal 100-240V AC, 50-60Hz