Chapter 10
| Interface Commands
Interface Configuration
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alias This command configures an alias name for the interface. Use the no form to
remove the alias name.
Syntax
alias string
no alias
string - A mnemonic name to help you remember what is attached to this
interface. (Range: 1-64 characters)
Default Setting
None
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
The alias is displayed in the running-configuration file. An example of the value
which a network manager might store in this object for a WAN interface is the
(Telco's) circuit number/identifier of the interface.
Example
The following example adds an alias to port 4.
Console(config)#interface ethernet 1/4
Console(config-if)#alias finance
Console(config-if)#
capabilities This command advertises the port capabilities of a given interface during auto-
negotiation. Use the no form with parameters to remove an advertised capability,
or the no form without parameters to restore the default values.
Syntax
[no] capabilities {1000full | 100full | 100half | 10full | 10half | flowcontrol |
symmetric}
1000full - Supports 1 Gbps full-duplex operation
100full - Supports 100 Mbps full-duplex operation
100half - Supports 100 Mbps half-duplex operation
10full - Supports 10 Mbps full-duplex operation
10half - Supports 10 Mbps half-duplex operation
flowcontrol - Supports flow control
symmetric - When specified, the port transmits and receives symmetric
pause frames.
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