Figure 210 The Global Setup tab
Select Enable from the LLDP Enable drop-down list.
Select Enable from the CDP Compatibility drop-down list.
Click Apply.
Configuration verification
# Display information about LLDP neighbors on Switch A.
Display information about LLDP neighbors on Switch A after completing the configuration. You can see
that Switch A has discovered the Cisco IP phones attached to ports GigabitEthernet 1/0/1 and
GigabitEthernet 1/0/2 and obtained their device information.
Configuration guidelines
When configuring LLDP, follow these guidelines:
To make LLDP take effect, you must enable it both globally and on ports.
1.
When selecting TLVs to send in LLDPDUs, note the following:
2.
To advertise LLDP-MED TLVs, you must include the LLDP-MED capabilities set TLV.
To remove the LLDP-MED capabilities set TLV, you must remove all other LLDP-MED TLVs.
To remove the MAC/PHY configuration TLV, remove the LLDP-MED capabilities set TLV first.
If the LLDP-MED capabilities set TLV is included, the MAC/PHY configuration/status TLV is
included automatically.
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