Chapter 28 Configuring LLDP and LLDP-MED

Monitoring and Maintaining LLDP and LLDP-MED

Monitoring and Maintaining LLDP and LLDP-MED

To monitor and maintain LLDP and LLDP-MED on your device, perform one or more of these tasks, beginning in privileged EXEC mode.

Command

Description

 

 

clear lldp counters

Reset the traffic counters to zero.

 

 

clear lldp table

Delete the LLDP table of information about neighbors.

 

 

show lldp

Display global information, such as frequency of transmissions, the holdtime for

 

packets being sent, and the delay time for LLDP to initialize on an interface.

 

 

show lldp entry entry-name

Display information about a specific neighbor.

 

You can enter an asterisk (*) to display all neighbors, or you can enter the name

 

of the neighbor about which you want information.

 

 

show lldp interface [interface-id]

Display information about interfaces where LLDP is enabled.

 

You can limit the display to the interface about which you want information.

 

 

show lldp neighbors [interface-id]

Display information about neighbors, including device type, interface type and

[detail]

number, holdtime settings, capabilities, and port ID.

 

You can limit the display to neighbors of a specific interface or expand the

 

display to provide more detailed information.

 

 

show lldp traffic

Display LLDP counters, including the number of packets sent and received,

 

number of packets discarded, and number of unrecognized TLVs.

 

 

Catalyst 3750-E and 3560-E Switch Software Configuration Guide

 

OL-9775-02

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Cisco Systems 3750E manual Monitoring and Maintaining Lldp and LLDP-MED, 28-7