System information
Interface Commands
4-91
Example
The following example enables flow control on port 5.
Related Commands 
negotiation (4-88)
capabilities (4-89)
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)
Console(config)#interface ethernet 1/5
Console(config-if)#flowcontrol
Console(config-if)#no negotiation 
Console(config-if)#
Console(config)#interface ethernet 1/5
Console(config-if)#shutdown
Console(config-if)#










