Enabling lldp, Configuring lldp characteristics – Dell POWEREDGE M1000E User Manual

Page 655

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28-5

Cisco Catalyst Blade Switch 3130 and 3032 for Dell Software Configuration Guide

OL-13270-03

Chapter 28 Configuring LLDP, LLDP-MED, and Wired Location Service

Configuring LLDP, LLDP-MED, and Wired Location Service

If you first configure a network-policy profile on an interface, you cannot apply the switchport
voice vlan
command on the interface. If the switchport voice vlan vlan-id is already configured on
an interface, you can apply a network-policy profile on the interface. This way the interface has the
voice or voice-signaling VLAN network-policy profile applied on the interface.

You cannot configure static secure MAC addresses on an interface that has a network-policy profile.

You cannot configure a network-policy profile on a private-VLAN port.

Enabling LLDP

Beginning in privileged EXEC mode, follow these steps to enable LLDP:

To disable LLDP, use the no lldp run global configuration command. To disable LLDP on an interface,
use the no lldp transmit and the no lldp receive interface configuration commands.

This example shows how to globally enable LLDP.

Switch# configure terminal

Switch(config)# lldp run

Switch(config)# end

This example shows how to enable LLDP on an interface.

Switch# configure terminal

Switch(config)# interface interface_id

Switch(config-if)# lldp transmit

Switch(config-if)# lldp receive

Switch(config-if)# end

Configuring LLDP Characteristics

You can configure the frequency of LLDP updates, the amount of time to hold the information before
discarding it, and the initialization delay time. You can also select the LLDP and LLDP-MED TLVs to
send and receive.

Command

Purpose

Step 1

configure terminal

Enter global configuration mode.

Step 2

lldp run

Enable LLDP globally on the switch.

Step 3

interface interface-id

Specify the interface on which you are enabling LLDP, and enter
interface configuration mode.

Step 4

lldp transmit

Enable the interface to send LLDP packets.

Step 5

lldp receive

Enable the interface to receive LLDP packets.

Step 6

end

Return to privileged EXEC mode.

Step 7

show lldp

Verify the configuration.

Step 8

copy running-config startup-config

(Optional) Save your entries in the configuration file.

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