System information

3-58

Command Line Interface

Related Commands

negotiation (3-58)

capabilities (3-59)

negotiation

Use this command to enable autonegotiation for a given interface. Use the no form

to disable autonegotiation.

Syntax

[no] negotiation

Default Setting

Enabled

Command Mode

Interface Configuration (Ethernet, Port Channel)

Command Usage

• When auto-negotiation is enabled the switch will negotiate the best settings

for a link based on the capabilities command. When auto-negotiation is

disabled, you must manually specify the link attributes with the speed-duplex

and flowcontrol commands.

• If autonegotiation is disabled, auto-MDI/MDI-X pin signal configuration will

also be disabled for the RJ-45 ports.

Example

The following example configures port 11 to use autonegotiation

negotiation (3-58)

speed-duplex (3-57)

Console(config)#interface ethernet 1/11

Console(config-if)#negotiation

Console(config-if)#