Enabling Udld On Individual Lan Interfaces; Disabling Udld On Fiber-Optic Lan Interfaces - Cisco WS-SUP32-GE-3B - Supervisor Engine 32 Software Configuration Manual

Configuring UDLD

Enabling UDLD on Individual LAN Interfaces

To enable UDLD on individual LAN ports, perform this task:
Command
Step 1
Router(config)# interface type
Step 2
Router(config-if)# udld port [aggressive]
Router(config-if)# no udld port [aggressive]
Step 3
Router# show udld type
1. type = ethernet, fastethernet, gigabitethernet, or tengigabitethernet

Disabling UDLD on Fiber-Optic LAN Interfaces

To disable UDLD on individual fiber-optic LAN ports, perform this task:
Command
Step 1
Router(config)# interface type
Step 2
Router(config-if)# udld port disable
Router(config-if)# no udld port disable
Step 3
Router# show udld type
1. type = ethernet, fastethernet, gigabitethernet, or tengigabitethernet
Catalyst Supervisor Engine 32 PISA Cisco IOS Software Configuration Guide, Release 12.2ZY
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1
slot/port
1
slot/number
1
slot/port
1
slot/number
Purpose
Selects the LAN port to configure.
Enables UDLD on a specific LAN port. Enter the
aggressive keyword to enable aggressive mode. On a
fiber-optic LAN port, this command overrides the udld
enable global configuration command setting.
Disables UDLD on a nonfiber-optic LAN port.
On fiber-optic LAN ports, the no udld port
Note
command reverts the LAN port configuration to
the udld enable global configuration command
setting.
Verifies the configuration.
Purpose
Selects the LAN port to configure.
Disables UDLD on a fiber-optic LAN port.
Reverts to the udld enable global configuration
command setting.
This command is only supported on fiber-optic
Note
LAN ports.
Verifies the configuration.
Chapter 45 Configuring UDLD
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