162
E
ES4710BD 10 Slots L2/L3/L4 Chassis Switch
7.2.1.2.4 interface ethernet
Command: interface ethernet
<interface-list>
Function:
Enters Ethernet Interface Mode from Global Mode.
Parameters:
<interface-list>
stands for port number.
Command mode:
Global Mode
Usage Guide:
Run the
exit
command to exit the Ethernet Interface Mode to Global Mode.
Example:
Entering the Ethernet Interface Mode for ports 1/1, 2/4-5, 3/8.
Switch(Config)#interface ethernet 1/1;2/4-5;3/8
Switch(Config-Port-Range)#
7.2.1.2.5 loopback
Command: loopback
no loopback
Function:
Enables the loopback test function in an Ethernet port; the “
no loopback
” command
disables the loopback test on an Ethernet port.
Command mode:
Interface Mode
Default:
Loopback test is disabled in Ethernet port by default.
Usage Guide:
Loopback test can be used to verify the Ethernet ports are working normally. After
loopback has been enabled, the port will assume a connection established to itself, and all traffic
sent from the port will be received at the very same port.
Example:
Enabling loopback test in Ethernet ports 1/1 – 8
Switch(Config)#interface ethernet 1/1-8
Switch(Config-Port-Range)#loopback
7.2.1.2.6 mdi
Command: mdi { auto | across | normal }
no mdi
Function:
Sets the cable types supported by the Ethernet port; the “
no mdi
” command sets the
cable type to auto-identification. This command is not supported on ES4710BD line card ports of
1000Mbps or more, these ports have auto-identification set for cable types.
Parameters:
auto
indicates auto identification of cable types;
across
indicates crossover cable
support only;
normal
indicates straight-through cable support only.
Command mode:
Interface Mode
Default:
Port cable type is set to auto-identification by default.
Usage Guide:
Auto-identification is recommended. Generally, straight-through cable is used for
switch-PC connection and crossover cable is used for switch-switch connection.
