Concept Guide

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
Examples of Viewing LLDP Congurations
The following example shows viewing an LLDP global conguration.
DellEMC(conf)#protocol lldp
DellEMC(conf-lldp)#show config
!
protocol lldp
advertise dot1-tlv port-protocol-vlan-id port-vlan-id
advertise dot3-tlv max-frame-size
advertise management-tlv system-capabilities system-description
hello 10
no disable
DellEMC(conf-lldp)#
DellEMC(conf-lldp)#exit
DellEMC(conf)#interface gigabitethernet 1/31
DellEMC(conf-if-gi-1/31)#show config
!
interface GigabitEthernet 1/31
no ip address
switchport
no shutdown
DellEMC(conf-if-gi-1/31)#protocol lldp
DellEMC(conf-if-gi-1/31-lldp)#show config
!
protocol lldp
DellEMC(conf-if-gi-1/31-lldp)#
Viewing Information Advertised by Adjacent LLDP
Neighbors
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
Examples of Viewing Information Advertised by Neighbors
Example of Viewing Brief Information Advertised by Neighbors
DellEMC(conf-if-gi-1/3-lldp)#end
DellEMC(conf-if-gi-1/3)#do show lldp neighbors
Loc PortID Rem Host Name Rem Port Id Rem Chassis Id
--------------------------------------------------------------------
Gi 1/1 - GigabitEthernet 1/5 00:01:e8:05:40:46
Gi 1/2 - GigabitEthernet 1/6 00:01:e8:05:40:46
DellEMC(conf-if-gi-1/3)#
Link Layer Discovery Protocol (LLDP)
489