Cisco Catalyst 4500 Series Configuration Manual page 1117

Chapter 2
speed
To configure the interface speed, use the speed command. To disable a speed setting, use the no form of
this command.
Syntax Description
10
100
1000
auto 10 | 100 | 1000 Enables the interface to autonegotiate the speed and specify the exact values to
nonegotiate
Command Default
The default values are shown in the following table:
Interface Type
10/100-Mbps module
100-Mbps fiber modules
Gigabit Ethernet Interface
10/100/1000
1000
Command Modes Interface configuration mode
Command History Release
12.1(8a)EW
12.2(20)EWA
speed {10 | 100 | 1000 | auto [10 | 100 | 1000] | nonegotiate}
no speed
Configures the interface to transmit at 10 Mbps.
Configures the interface to transmit at 100 Mbps.
Configures the interface to transmit at 1000 Mbps.
advertise when autonegotiating.
Enables the interface to not negotiate the speed.
Modification
This command was introduced on the Catalyst 4500 series switch.
Support for auto negotiating specific speeds added.
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release XE 3.9.xE and 15.2(5)Ex
Supported Syntax
speed [10 | 100 | auto [10 | 100]]
Not applicable
speed nonegotiate
speed [10 | 100 | 1000 | auto [10 | 100
| 1000]]
Not applicable
speed
Default Setting
Auto
Not applicable
Nonegotiate
Auto
Not applicable
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