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Command Reference Guide
speed
Use the speed command to configure the speed of an Ethernet interface. Use the no form of this command
to return to the default value. Variations of this command include:
speed 10
speed 100
speed 1000
speed 1000 nonegotiate
speed 2500
speed auto
Syntax Description
10
100
1000
2500
nonegotiate
auto
Some Ethernet equipment (though rare) is unable to negotiate duplex if speed is manually
determined. To avoid incompatibilities, manually set the duplex if the speed is manually
set. Refer to
Default Values
By default, speed is set to auto.
Command History
Release 1.1
Release 17.5
Usage Examples
The following example configures the Ethernet port for 100 Mbps operation:
(config)#interface ethernet 0/1
(config-eth 0/1)#speed 100
60000CRG0-35E
Specifies 10 Mbps Ethernet.
Specifies 100 Mbps Ethernet.
Specifies 1 Gbps Ethernet. This only applies to Gigabit Ethernet interfaces.
Specifies 2.5 Gbps Ethernet. This only applies to Gigabit Ethernet
interfaces.
Optional. Specifies that auto-negotiation is disabled on Gigabit Ethernet
interfaces that use a fiber medium.
Automatically detects 10 or 100 Mbps Ethernet and negotiates the duplex
setting.
ethernet-cfm mep on page 1610
Command was introduced.
Command was expanded to include the 2500 Mbps parameter.
Copyright © 2012 ADTRAN, Inc.
Ethernet Interface Command Set
and
half-duplex on page
1613.
1712
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