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Configuring UDLD
Enabling UDLD on Individual Ports
To enable UDLD on individual ports, perform this task in privileged mode:
Task
Step 1
Enable UDLD on a specific port.
Step 2
Verify the configuration.
This example shows how to enable UDLD on port 4/1 and verify the configuration:
Console> (enable) set udld enable 4/1
UDLD enabled on port 4/1
Console> (enable) show udld port 4/1
UDLD
Message Interval: 15 seconds
Port
--------
4/1
Console> (enable)
Disabling UDLD on Individual Ports
To disable UDLD on individual ports, perform this task in privileged mode:
Task
Step 1
Disable UDLD on a specific port.
Step 2
Verify the configuration.
This example shows how to disable UDLD on port 4/1:
Console> (enable) set udld disable 4/1
UDLD disabled on port 4/1.
Console> (enable)
Disabling UDLD Globally
To disable UDLD globally on the switch, perform this task in privileged mode:
Task
Step 1
Disable UDLD globally on the switch.
Step 2
Verify the configuration.
This example shows how to disable UDLD globally on the switch:
Console> (enable) set udld disable
UDLD disabled globally
Console> (enable)
Software Configuration Guide—Catalyst 4000 Family, Catalyst 2948G, Catalyst 2980G, Releases 6.3 and 6.4
22-4
: enabled
Admin Status
Aggressive Mode Link State
------------
--------------- ---------
enabled
disabled
Command
set udld enable mod_num/port_num
show udld port [mod_num[/port_num]]
bidirectional
Command
set udld disable mod_num/port_num
show udld port [mod_num[/port_num]]
Command
set udld disable
show udld
Chapter 22
Configuring UDLD
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