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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