• Configurations made at the INTERFACE level affect only the specific interface; they override CONFIGURATION level configurations.Example of the protocol lldp Command (CONFIGURATION Level)R1(conf)#protocol lldpR1(conf-lldp)#?advertise Advertise TLVsdisable Disable LLDP protocol globallyend Exit from configuration modeexit Exit from LLDP configuration modehello LLDP hello configurationmode LLDP mode configuration (default = rx and tx)multiplier LLDP multiplier configurationno Negate a command or set its defaultsshow Show LLDP configurationDell(conf-lldp)#exitDell(conf)#interface tengigabitethernet 1/1/3/1Dell(conf-if-te-1/1/3/1)#protocol lldpDell(conf-if-te-1/1/3/1-lldp)#?advertise Advertise TLVsdisable Disable LLDP protocol on this interfaceend Exit from configuration modeexit Exit from LLDP configuration modehello LLDP hello configurationmode LLDP mode configuration (default = rx and tx)multiplier LLDP multiplier configurationno Negate a command or set its defaultsshow Show LLDP configurationEnabling LLDPLLDP is enabled by default. Enable and disable LLDP globally or per interface. If you enable LLDP globally, all UP interfaces send periodicLLDPDUs.To enable LLDP, use the following command.1 Enter Protocol LLDP mode.CONFIGURATION or INTERFACE modeprotocol lldp2 Enable LLDP.PROTOCOL LLDP modeno disableDisabling and Undoing LLDPTo disable or undo LLDP, use the following command.• Disable LLDP globally or for an interface.disableTo undo an LLDP configuration, precede the relevant command with the keyword no.Link Layer Discovery Protocol (LLDP) 519
