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Table of Contents 
1 LLDP Configuration···································································································································1-1 
Overview ·················································································································································1-1 
Background ·····································································································································1-1 
Basic Concepts································································································································1-1 
Operating Modes of LLDP···············································································································1-5 
How LLDP Works ····························································································································1-6 
Protocols and Standards·················································································································1-6 
LLDP Configuration Task List ·················································································································1-6 
Performing Basic LLDP Configuration····································································································1-7 
Enabling LLDP·································································································································1-7 
Setting LLDP Operating Mode ········································································································1-7 
Setting the LLDP Re-Initialization Delay ·························································································1-7 
Enabling LLDP Polling·····················································································································1-8 
Configuring the TLVs to Be Advertised ···························································································1-8 
Configuring the Management Address····························································································1-8 
Setting Other LLDP Parameters······································································································1-9 
Setting an Encapsulation Format for LLDPDUs············································································1-10 
Configuring CDP Compatibility ·············································································································1-10 
Configuration Prerequisites···········································································································1-11 
Configuring CDP Compatibility······································································································1-11 
Configuring LLDP Trapping ··················································································································1-11 
Displaying and Maintaining LLDP·········································································································1-12 
LLDP Configuration Examples··············································································································1-12 
Basic LLDP Configuration Example ······························································································1-12 
CDP-Compatible LLDP Configuration Example············································································1-15