Command Line Interface
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shutdown
Use this command to disable 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
Use this command to configure 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 packets per second
Command Mode
Interface Configuration (Ethernet)
Command Usage
• When broadcast traffic exceeds the specified threshold, packets above that
threshold are dropped.
Console(config)#interface ethernet 1/5
Console(config-if)#shutdown
Console(config-if)#
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