Korenix JetNet 5228G Series, User Manual

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Interface Commands
4-177
4
• Avoid using flow control on a port connected to a hub unless it is actually
required to solve a problem. Otherwise back pressure jamming signals may
degrade overall performance for the segment attached to the hub.
Example
The following example enables flow control on port 5.
Related Commands
negotiation (4-174)
capabilities (flowcontrol, symmetric) (4-175)
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.
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)#