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C
OMMAND
L
INE
I
NTERFACE
4-172
Command Usage
• To force operation to the speed and duplex mode specified in a
speed-duplex command, use the no negotiation command to disable
auto-negotiation on the selected interface.
• When using the negotiation command to enable auto-negotiation, the
optimal settings will be determined by the capabilities command. To
set the speed/duplex mode under auto-negotiation, the required mode
must be specified in the capabilities list for an interface.
Example
The following example configures port 9 to 100 Mbps, full-duplex
operation.
Related Commands
negotiation (4-172)
capabilities (4-173)
negotiation
This command enables autonegotiation for a given interface
30
. Use the no
form to disable autonegotiation.
Syntax
[no] negotiation
Default Setting
• Disabled for Ports 1-8
• Enabled for Port 9
Command Mode
Interface Configuration (Ethernet, Port Channel)
Console(config)#interface ethernet 1/9
Console(config-if)#speed-duplex 100full
Console(config-if)#no negotiation
Console(config-if)#
30.The settings for this parameter cannot be changed.