Cisco ASR 901 User Manual

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Cisco ASR 901 Aggregation Services Router Command Reference Guide
OL-26031-07
Chapter 1 CLI Command Reference
speed
speed
To configure the speed for a Fast Ethernet or Gigabit Ethernet interface, use the speed command in
interface configuration mode. To return to the default setting, use the no form of this command.
speed {10 | 100 | 1000 }
no speed
Syntax Description
Defaults 1000M
Command Modes Interface configuration
Command History
Usage Guidelines Use the speed [10 | 100 | 1000] command for 10/100/1000 ports and the speed 1000 command for
Gigabit Ethernet ports.
Gigabit Ethernet Interfaces
The Gigabit Ethernet interfaces are full duplex only. You cannot change the duplex mode on the Gigabit
Ethernet interfaces or on a 10/100/1000-Mbps interface that is configured for Gigabit Ethernet.
Speed Command Syntax Combinations
Table 1-1 lists the supported command options by interface.
When manually configuring the interface speed to either 10 or 100 Mbps, the switch prompts you to
configure duplex mode on the interface.
10 Configures the interface to transmit at 10 Mbps.
100 Configures the interface to transmit at 100 Mbps.
1000 Configures the interface to transmit at 1000 Mbps. This keyword is valid only for
interfaces that support Gigabit Ethernet.
Release Modification
15.1(2)SNG Support for this command was introduced on the Cisco ASR 901 router.
Table 1-13 Supported speed Command Options
Interface Type Supported Syntax Default Setting Usage Guidelines
Gigabit Ethernet
module
speed 1000 Speed is 1000. Speed, duplex, and flow control are
enabled.
10-Mbps ports Factory set Not applicable.

Cisco ASR 901 Specifications

General

Brand	Cisco
Model	ASR 901
Category	Network Router
Language	English