Cisco Catalyst 4500 Series Command Reference Guide

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
logging event link-status (interface configuration)
logging event link-status (interface configuration)
To enable the link-status event messaging on an interface, use the logging event link-status command.
Use the no form of this command to disable link-status event messaging. Use the
logging event link-status use-global command to apply the global link-status setting.
logging event link-status
no logging event link-status
logging event link-status use-global
Defaults Global link-status messaging is enabled.
Command Modes Interface configuration mode
Command History
Usage Guidelines To enable system logging of interface state-change events on a specific interface, enter the
logging event link-status command in interface configuration mode.
To enable system logging of interface state-change events on all interfaces in the system, enter the
logging event link-status global command in global configuration mode. All interfaces without the
state change event configuration use the global setting.
Examples This example shows how to enable logging event state-change events on interface gi11/1:
Switch# config terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)# interface gi11/1
Switch(config-if)# logging event link-status
Switch(config-if)# end
Switch#
This example shows how to turn off logging event link status regardless of the global setting:
Switch# config terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)# interface gi11/1
Switch(config-if)# no logging event link-status
Switch(config-if)# end
Switch#
Release Modification
12.2(25)SG Support for this command was introduced on the Catalyst 4500 series switch.

Cisco Catalyst 4500 Series Specifications

General

Series	Catalyst 4500 Series
Category	Switch
Layer Support	Layer 2, Layer 3
Form Factor	Modular chassis
Stackable	No
Chassis Slots	3, 6, 7, 10
Power Supply Options	AC, DC
Redundancy	Power supply, Supervisor engine
Network Management	Cisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
Features	Security, QoS
Port Density	Up to 384 ports per chassis
Security Features	802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine	8-E