Reference Guide

Interfaces | 655
Related
Commands
speed (for 10/100/1000 interfaces)
c e s
Set the speed for 10/100/1000 Base-T Ethernet interfaces. Both sides of a link must be set to
the same speed (10/100/1000) or to auto or the link may not come up.
Syntax
speed {10 | 100 | 1000 | auto}
To return to the default setting, use the
no speed {10 | 100 | 1000} command.
Parameters
Defaults
auto
Command Modes
INTERFACE
Command
History
Usage
Information
This command is found on the 10/100/1000 Base-T Ethernet interfaces.
When auto is enabled, the system performs and automatic discovery to determine the optics
installed and configure the appropriate speed.
interface port-channel Create a port channel interface.
interface vlan Create a VLAN.
show ip interface
Displays the interface routing status. Add the keyword
brief to display
a table of interfaces and their status.
10
Enter the keyword 10 to set the interface’s speed to 10 Mb/s.
Note: This interface speed is not supported on the LC-EH-GE-50P or the
LC-EJ-GE-50P card. If the command is entered for these interfaces, an
error message appears.
100
Enter the keyword 100 to set the interface’s speed to 10/100 Mb/s.
Note: When this setting is enabled, only 100Base-FX optics are
supported on the LC-EH-GE-50P or the LC-EJ-GE-50P card.
1000
Enter the keyword 1000 to set the interface’s speed to 1000 Mb/s.
(Auto-negotiation is enabled. Refer to
negotiation auto for more information)
When this setting is enabled, only 100oBase-FX optics are supported on the
LC-EH-GE-50P or the LC-EJ-GE-50P card.
auto
Enter the keyword auto to set the interface to auto-negotiate its speed.
(Auto-negotiation is enabled. Refer to
negotiation auto for more information)
Version 8.3.19.0 Introduced on S4820T
Version 8.3.7.0 Introduced on S4810
Version 8.3.1.0 Supported on LC-EH-GE-50P or the LC-EJ-GE-50P cards
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
E-Series legacy command