Enterasys Networks X-Pedition XSR CLI - Manual (Page 138)

Hardware Controller Commands
4-86 Configuring Hardware Controllers
Syntax of the “no” Form
no duplex
Default
auto
Mode
Interface configuration: XSR(config-if<Fx>)#
Example
XSR(config-if<F1/0>)#duplex full
XSR(config-if<F1/0>)#speed 100
loopback
This command forces the port into internal loopback mode. That is, the sender is internally
connected to the receiver. This command is normallyused for diagnostic purposes only.
Syntax
loopback
Syntax of the “no” Form
no loopback
Mode
Interface configuration: XSR(config-if<xx>)#
Default
Off
Example
The following example resets interface FastEthernet 1 to loopback:
XSR(config-if<F1>)#loopback
Note: Issuing this command will isolate the port from any connected network.