System configuration fundamentals
Viewing hardware capabilities
To view the operational capabilities of the device, enter the following command:
show auto-negotiation-capabilities [port <portlist>]
The following example displays sample output for the show auto-negotiation-capabilities
command for port 5.
show auto-negotiation-capabilities command sample output
4548GT-PWR#show auto-negotiation-capabilities port 1/5
Unit/Port Autonegotiation Capabilities
--------- ----------------------------------------------
1/5
4548GT-PWR#
Setting default advertisements
To set default autonegotiation advertisements for the device, enter the following command in
the Interface Configuration command mode:
default auto-negotiation-advertisements [port <portlist>]
To set default advertisements for port 5 of the device, enter the following command:
default auto-negotiation-advertisements port 5
The following example displays sample output for the default auto-negotiation-advertisements
command to return port 5 to default auto-negotiation-advertisements status.
default auto-negotiation-advertisements command sample output
4548GT-PWR<config>interface fastethernet all
4548GT-PWR<config-if>#default-auto-negotiation-advertisements port 1/5
4548GT-PWR(config-if>#
Silencing advertisements
To set a port transmit no autonegotiation advertisements, enter the following command in the
Interface Configuration command mode:
no auto-negotiation-advertisements [port <portlist>]
To silence the autonegotiation advertisements for port 5 of the device, enter the following
command:
no auto-negotiation-advertisements port 5
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Configuration — System
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April 2011