Enabling Udld On Individual Lan Interfaces; Disabling Udld On Fiber-Optic Lan Interfaces - Cisco 7604 Configuration Manual

Configuring UDLD
Command
Router(config)# udld {enable | aggressive}
Router(config)# no udld {enable | aggressive}

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
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1
slot/port
1
slot/number
1
slot/port
1
slot/number
Purpose
Enables UDLD globally on fiber-optic LAN ports.
This command only configures fiber-optic LAN ports.
Note
Individual LAN port configuration overrides the
setting of this command.
Disables UDLD globally on fiber-optic LAN ports.
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.
Note On fiber-optic LAN ports, the no udld port
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.
Note This command is only supported on fiber-optic
LAN ports.
Verifies the configuration.
Chapter 49 Configuring UDLD
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