C
HAPTER
26
| Interface Commands
Interface Configuration
– 730 –
Interface Configuration
interface This command configures an interface type and enters interface
configuration mode. Use the no form with a trunk to remove an inactive
interface.
SYNTAX
[no] interface interface-list
interface-list – One or more ports. Use a hyphen to indicate a
consecutive list of ports or a comma between non-consecutive ports.
ethernet unit/port
unit - Unit identifier. (Range: 1)
port - Port number. (Range: 1-26)
port-channel channel-id (Range: 1-12)
vlan vlan-id (Range: 1-4093)
DEFAULT SETTING
None
COMMAND MODE
Global Configuration
COMMAND USAGE
The loopback interface is a virtual interface that is always up, and can be
used to test the functionality of the switch’s local IP interfaces (including
the IP interface of the primary VLAN or the craft port) or devices attached
to a local interface.
EXAMPLE
To specify several different ports, enter the following command:
Console(config)#interface ethernet 1/17-20,23
Console(config-if)#shutdown
Power Savings
power-save Enables power savings mode on the specified port IC
show power-save Shows the configuration settings for power savings PE
* Enabling hardware-level storm control with this command on a port will disable
software-level automatic storm control on the same port if configured by the auto-
traffic-control command (page 777).
Table 92: Interface Commands (Continued)
Command Function Mode
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