Cisco Systems 1000 Series Manual De Usuario
9-4
Cisco ASR 1000 Series Aggregation Services Routers Software Configuration Guide
OL-16506-17
Chapter 9 UniDirectional Link Detection (UDLD) Protocol
How to Configure the UDLD Protocol
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Enabling UDLD Globally
To globally enable the UDLD on all fiber-optic LAN ports, perform this task:
SUMMARY STEPS
1.
enable
2.
configure terminal
3.
udld {enable | aggressive}
DETAILED STEPS
Enabling UDLD on Individual LAN Interfaces
To enable the UDLD on individual LAN interfaces, perform this task:
SUMMARY STEPS
1.
enable
2.
configure terminal
Command
Purpose
Step 1
enable
Example:
Router# enable
Enables the privileged EXEC mode.
Enter your password, if prompted.
Step 2
configure
terminal
Example:
Router# configure terminal
Enters the global configuration mode.
Step 3
udld
{enable | aggressive}
no udld {enable | aggressive}
Example:
Router(config)# udld enable
Enables the UDLD globally on fiber-optic LAN ports.
Note
This command configures only the fiber-optic
LAN ports. Individual LAN port configuration
overrides the setting of this command.
LAN ports. Individual LAN port configuration
overrides the setting of this command.
Use the no form of this command to disable the UDLD
globally on fiber-optic LAN ports.
globally on fiber-optic LAN ports.