594 | Link Layer Discovery Protocol
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Viewing the LLDP Configuration
Display the LLDP configuration using the command show config in either CONFIGURATION or 
INTERFACE mode, as shown in Figure 26-9 and Figure 26-10, respectively
Figure 26-9.  Viewing LLDP Global Configurations
Figure 26-10.  Viewing LLDP Interface Configurations
Viewing Information Advertised by Adjacent LLDP Agents
Display brief information about adjacent devices using the command show lldp neighbors, as shown in 
Figure 26-11. Display all of the information that neighbors are advertising using the command 
show lldp 
neighbors detail
, as shown in Figure 26-12.
Figure 26-11.  Viewing Brief Information Advertised by Adjacent LLDP Agents
R1(conf)#protocol lldp
R1(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
R1(conf-lldp)#
R1(conf-lldp)#exit
R1(conf)#interface gigabitethernet 1/31
R1(conf-if-gi-1/31)#show config
!
interface GigabitEthernet 1/31
 no ip address
 switchport
 no shutdown
R1(conf-if-gi-1/31)#protocol lldp
R1(conf-if-gi-1/31-lldp)#show config
!
 protocol lldp
R1(conf-if-gi-1/31-lldp)#
R1(conf-if-gi-1/31-lldp)#end
R1(conf-if-gi-1/31)#do show lldp neighbors
 Loc PortID   Rem Host Name      Rem Port Id           Rem Chassis Id
 -------------------------------------------------------------------------
 Gi 1/21      -                  GigabitEthernet 2/11  00:01:e8:06:95:3e
 Gi 1/31      -                  GigabitEthernet 3/11  00:01:e8:09:c2:4a