Configure lldp, Configuration versus interface configurations – Dell PowerEdge FX2/FX2s User Manual

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An Aggregator auto-configures to support the link layer discovery protocol (LLDP) for the auto-discovery
of network devices. You can use CLI commands to display acquired LLDP information, clear LLDP
counters, and debug LACP operation.

Configure LLDP

Configuring LLDP is a two-step process.

1.

Enable LLDP globally.

2.

Advertise TLVs out of an interface.

Related Configuration Tasks

•

Viewing the LLDP Configuration

•

Viewing Information Advertised by Adjacent LLDP Agents

•

Configuring LLDPDU Intervals

•

Configuring a Time to Live

•

Debugging LLDP

Important Points to Remember

• LLDP is enabled by default.
• Dell Networking systems support up to eight neighbors per interface.
• Dell Networking systems support a maximum of 8000 total neighbors per system. If the number of

interfaces multiplied by eight exceeds the maximum, the system does not configure more than 8000.

• INTERFACE level configurations override all CONFIGURATION level configurations.
• LLDP is not hitless.

CONFIGURATION versus INTERFACE Configurations

All LLDP configuration commands are available in PROTOCOL LLDP mode, which is a sub-mode of the

CONFIGURATION mode and INTERFACE mode.

• Configurations made at the CONFIGURATION level are global; that is, they affect all interfaces on the

system.

• Configurations made at the INTERFACE level affect only the specific interface; they override

CONFIGURATION level configurations.

Example of the protocol lldp Command (CONFIGURATION Level)
Dell(conf)#protocol lldp

Dell(conf-lldp)#?

advertise Advertise TLVs

disable Disable LLDP protocol globally

end Exit from configuration mode

exit Exit from LLDP configuration mode

hello LLDP hello configuration

mode LLDP mode configuration (default = rx and tx)

multiplier LLDP multiplier configuration

no Negate a command or set its defaults

show Show LLDP configuration

Dell(conf-lldp)#exit

Dell(conf)#interface tengigabitethernet 0/3

Dell(conf-if-te-0/3)#protocol lldp

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PMUX Mode of the IO Aggregator

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