Negotiation, Capabilities, Negotiation 27-4 capabilities 27 – LevelOne GTL-2690 User Manual

Page 521

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Interface Commands

27-4

27

negotiation

This command enables 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

• 1000BASE-T and 10GBASE-T do not support forced mode. Auto-negotiation

should always be used to establish a connection over any 1000BASE-T or
10GBASE-T port or trunk.

• 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.

Related Commands

capabilities (27-4)
speed-duplex (27-3)

capabilities

This command advertises the port capabilities of a given interface during
autonegotiation. Use the no form with parameters to remove an advertised
capability, or the no form without parameters to restore the default values.

Syntax

[no] capabilities {10000full | 1000full | 100full | 100half | 10full | 10half |

flowcontrol | symmetric}

10000full - Supports 10 Gbps full-duplex operation
1000full - Supports 1 Gbps full-duplex operation
100full - Supports 100 Mbps full-duplex operation
100half - Supports 100 Mbps half-duplex operation

Console(config)#interface ethernet 1/11
Console(config-if)#negotiation
Console(config-if)#

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