H3C Technologies H3C S5120 Series Switches - Manual (Page 137)

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Displaying and Maintaining LLDP
To do… Use the command… Remarks
Display the global LLDP
information or the information
contained in the LLDP TLVs to
be sent through a port
display lldp local-information [ global |
interface interface-type
interface-number ]
Available in any view
Display the information
contained in the LLDP TLVs
sent from neighboring devices
display lldp neighbor-information
[ brief | interface interface-type
interface-number [ brief ] | list
[ system-name system-name ] ]
Available in any view
Display LLDP statistics
display lldp statistics [ global |
interface interface-type
interface-number ]
Available in any view
Display LLDP status of a port
display lldp status [ interface
interface-type interface-number ]
Available in any view
Display types of advertisable
optional LLDP TLVs display lldp tlv-config [ interface
interface-type interface-number ]
Available in any view
LLDP Configuration Examples
Basic LLDP Configuration Example
Network requirements
As shown in Figure 1-4 , the NMS and Switch A are located in the same Ethernet. An MED device and
Switch B are connected to GigabitEthernet 1/0/1 and GigabitEthernet 1/0/2 of Switch A.
Enable LLDP on the ports of Switch A and Switch B to monitor the link between Switch A and Switch B
and the link between Switch A and the MED device on the NMS.
Figure 1-4 Network diagram for basic LLDP configuration
z
NMS
Switch A
MED
Switch B
GE1/0/2 GE1/0/1
GE1/0/1
Configuration procedure
1) Configure Switch A
# Enable LLDP globally.
system-view
[SwitchA] lldp enable