Deployment Guide

Viewing Unrecognized LLDP TLVs
You can view or retrieve the stored unrecognized (reserved and organizational specic) TLVs using the show lldp neighbor
details command.
For more details, see Viewing Information Advertised by Adjacent LLDP Neighbors.
View all the LLDP TLV information including unrecognized TLVs, using the snmpwalk and snmpget commands.
For more details, see MIB Support to Display Unrecognized LLDP TLVs.
Viewing the LLDP Conguration
To view the LLDP conguration, use the following command.
• Display the LLDP conguration.
CONFIGURATION or INTERFACE mode
show config
Example of Viewing LLDP Global Congurations
R1(conf)#protocol lldp
R1(conf-lldp)#show config
!
protocol lldp
advertise dot3-tlv max-frame-size
advertise management-tlv system-capabilities system-description
hello 10
no disable
R1(conf-lldp)#
Example of Viewing LLDP Interface Congurations
R1(conf-lldp)#exit
R1(conf)#interface tengigabitethernet 0/3
R1(conf-if-te-0/3)#show config
!
interface tengigabitEthernet 0/3
switchport
no shutdown
R1(conf-if-te-0/3)#protocol lldp
R1(conf-if-te-0/3-lldp)#show config
!
protocol lldp
R1(conf-if-te-0/3-lldp)#
Viewing Information Advertised by Adjacent LLDP
Agents
To view brief information about adjacent devices or to view all the information that neighbors are advertising, use the following commands.
• Display brief information about adjacent devices.
show lldp neighbors
• Display all of the information that neighbors are advertising.
show lldp neighbors detail
Link Layer Discovery Protocol (LLDP)
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