LLDP configuration

8

Brocade(config)#no lldp enable receive ports e 1/1/1 e 1/1/2 e 1/1/3

The above command changes the LLDP operating mode on ports 1/1/1 , 1/1/2, and 1/1/3 from transmit and receive mode to transmit only mode. Any incoming LLDP packets will be dropped in software.

To change a port LLDP operating mode from receive only to transmit only, first disable the receive only mode, then enable the transmit only mode. For example, enter commands such as the following at the Global CONFIG level of the CLI.

Brocade(config)#no lldp enable receive ports e 1/1/4 e 1/1/5

Brocade(config)#lldp enable transmit ports e 1/1/4 e 1/1/5

The above commands change the LLDP operating mode on ports 1/1/4 and 1/1/5 from receive only mode to transmit only mode. Any incoming LLDP packets will be dropped in software. Note that if you do not disable receive only mode, you will configure the port to both receive and transmit LLDP packets.

NOTE

LLDP-MED is not enabled when you enable the transmit only operating mode. To enable LLDP-MED, you must configure the port to both receive and transmit LLDP packets. Refer to “Enabling and disabling receive and transmit mode” on page 193.

Syntax: [no] lldp enable transmit ports ethernet <stack-unit>/<slot>/<port>all

Use the no form of the command to disable the transmit only mode. Specify the ethernet port in the <stack-unit>/<slot>/<port>format. Stack-unit is 1.

You can list all of the ports individually, use the keyword to to specify ranges of ports, or a combination of both. To apply the configuration to all ports on the device, use the keyword all instead of listing the ports individually.

Maximum number of LLDP neighbors

You can change the limit of the number of LLDP neighbors for which LLDP data will be retained, per device as well as per port.

Specifying the maximum number of

LLDP neighbors per device

You can change the maximum number of neighbors for which LLDP data will be retained for the entire system.

For example, to change the maximum number of LLDP neighbors for the entire device to 26, enter the following command.

Brocade(config)#lldp max-total-neighbors 26

Syntax: [no] lldp max-total-neighbors <value>

Use the [no] form of the command to remove the static configuration and revert to the default value of 392.

The <value> variable is a number between 16 and 8192. The default number of LLDP neighbors per device is 392.

Brocade ICX 6650 Administration Guide

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Brocade Communications Systems 6650 manual Maximum number of Lldp neighbors, Syntax no lldp max-total-neighbors value