Dell S3048-ON, Configuration Manual

Page: 460 / 1036

Viewing the LLDP Configuration
To view the LLDP configuration, use the following command.
• Display the LLDP configuration.
CONFIGURATION or INTERFACE mode
show config
Examples of Viewing LLDP Configurations
The following example shows viewing an LLDP global configuration.
Dell(conf)#protocol lldp
Dell(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
Dell(conf-lldp)#
Dell(conf-lldp)#exit
Dell(conf)#interface gigabitethernet 1/31
Dell(conf-if-gi-1/31)#show config
!
interface GigabitEthernet 1/31
no ip address
switchport
no shutdown
Dell(conf-if-gi-1/31)#protocol lldp
Dell(conf-if-gi-1/31-lldp)#show config
!
protocol lldp
Dell(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, including unrecognized TLVs. The TLV information (type and length) of all
unrecognized LLDP TLVs is stored to identify which particular unsupported TLV is received.
show lldp neighbors detail
NOTE:
The stored list of unrecognized TLVs is removed when subsequent LLDP neighbor frame is received, neighbor is lost, or
neighbor ages out.
The information of the first unrecognized TLV is stored if there are multiple unrecognized TLVs with same TLV type.
460 Link Layer Discovery Protocol (LLDP)