Switch User Manual

Ethernet Configuration Commands 125
Default Configuration
Automatic crossover is enabled
Command Mode
Interface Configuration (Ethernet) mode
User Guidelines
• Mdix Auto: All possibilities to connect a PC with cross OR normal cables are supported and
are automatically detected.
•
Mdix ON : It is possible to connect to a PC only with a normal cable and to connect to
another switch ONLY with a cross cable.
• If MDIX is set to "no mdix", the device works opposite from the "MDIX On" behavior. With
this setting you can only use either an ethernet standard cross-over cable to connect to a PC,
or an ethernet standard cable to connect to another switch.
Example
In the following example, automatic crossover is enabled on g5.
back-pressure
The back-pressure Interface Configuration mode command enables Back Pressure on a given
interface. To disable Back Pressure, use the
no form of this command.
Syntax
back-pressure
no back-pressure
Default Configuration
Back Pressure is disabled.
Command Mode
Interface Configuration (Ethernet, port-channel) mode
User Guidelines
• Back Pressure will operate only if duplex mode is set to half.
Console(config)# interface ethernet g5
Console(config-if)# mdix auto