4 Fast Ethernet Switch Management Guide

Command Line Interface

4-148

Related Commands

negotiation (4-145)

capabilities (flowcontrol, symmetric) (4-146)

shutdown

This command disables an interface. To restart a disabled interface, use the no

form.

Syntax

[no] shutdown

Default Setting

All interfaces are enabled.

Command Mode

Interface Configuration (Ethernet, Port Channel)

Command Usage

This command allows you to disable a port due to abnormal behavior

(e.g., excessive collisions), and then reenable it after the problem has been

resolved. You may also want to disable a port for security reasons.

Example

The following example disables port 5.

switchport broadcast packet-rate

This command configures broadcast storm control. Use the no form to disable

broadcast storm control.

Syntax

switchport broadcast packet-rate rate

no switchport broadcast

rate - Threshold level as a rate; i.e., packets per second.

(Range: 500-262143)

Default Setting

• Enabled for all ports

• Packet-rate limit: 500 pps

Command Mode

Interface Configuration (Ethernet)

Console(config)#interface ethernet 1/5

Console(config-if)#shutdown

Console(config-if)#