Reference Guide

552 | Link Layer Discovery Protocol (LLDP)
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Figure 25-15. Configuring LLDPDU Time to Live
Debugging LLDP
The command debug lldp enables you to view the TLVs that your system is sending and receiving.
• Use the
debug lldp brief command to view a readable version of the TLVs.
• Use the
debug lldp detail command to view a readable version of the TLVs plus a hexadecimal version
of the entire LLDPDU.
Figure 25-16. debug lldp detail—LLDPDU Packet Dissection
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
no disable
R1(conf-lldp)#multiplier ?
<2-10> Multiplier (default=4)
R1(conf-lldp)#multiplier 5
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
multiplier 5
no disable
R1(conf-lldp)#no multiplier
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
no disable
R1(conf-lldp)#