Resetting An Interface Disabled By Udld; Displaying Udld Status - Cisco IE-3000-8TC Software Configuration Manual
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- Command reference manual (802 pages) ,
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Displaying UDLD Status
Command
Step 3
udld port [aggressive]
Step 4
end
Step 5
show udld interface-id
Step 6
copy running-config startup-config
Resetting an Interface Disabled by UDLD
Beginning in privileged EXEC mode, follow these steps to reset all ports disabled by UDLD:
Command
Step 1
udld reset
Step 2
show udld
You can also bring up the port by using these commands:
•
•
•
•
Displaying UDLD Status
To display the UDLD status for the specified port or for all ports, use the show udld [interface-id]
privileged EXEC command.
For detailed information about the fields in the command output, see the command reference for this
release.
Cisco IE 3000 Switch Software Configuration Guide
29-6
The shutdown interface configuration command followed by the no shutdown interface
configuration command restarts the disabled port.
The no udld {aggressive | enable} global configuration command followed by the udld
{aggressive | enable} global configuration command re-enables the disabled ports.
The no udld port interface configuration command followed by the udld port [aggressive]
interface configuration command re-enables the disabled fiber-optic port.
The errdisable recovery cause udld global configuration command enables the timer to
automatically recover from the UDLD error-disabled state, and the errdisable recovery interval
interval global configuration command specifies the time to recover from the UDLD error-disabled
state.
Purpose
UDLD is disabled by default.
•
udld port—Enables UDLD in normal mode on the specified port.
•
udld port aggressive—Enables UDLD in aggressive mode on the
specified port.
Note
Use the no udld port interface configuration command to
disable UDLD on a specified fiber-optic port.
For more information about aggressive and normal modes, see the
"Modes of Operation" section on page
Return to privileged EXEC mode.
Verify your entries.
(Optional) Save your entries in the configuration file.
Purpose
Reset all ports disabled by UDLD.
Verify your entries.
Chapter 29
Configuring UDLD
29-1.
OL-13018-03
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