Owner's Manual

Ethernet Configuration Commands 135
• off —Disables Flow Control.
Default Configuration
Flow Control is off.
Command Mode
Interface configuration (Ethernet, port-channel) mode
User Guidelines
Flow Control will operate only if duplex mode is set to FULL. Back Pressure will operate only
if duplex mode is set to HALF.
When Flow Control is ON, the head-of-line-blocking mechanism of this port is disabled.
If a link is set to NOT use auto-negotiation, the other side of the link must also be configured
to not use auto-negotiation.
To select
auto , ensure negotiation for Flow Control is enabled.
Example
In the following example, Flow Control is enabled on g5.
mdix
The mdix interface configuration command enables automatic crossover on a given interface. To
disable automatic crossover, use the
no form of this command.
Syntax
mdix {on | auto}
no mdix
• on —Manual mdix
•
auto —Auto mdi/mdix
Default Configuration
Automatic crossover is enabled
Command Mode
Interface Configuration (Ethernet) mode
Console(config)# interface ethernet g5
Console(config-if)# flowcontrol on