3Com Switch 8800 Configuration Guide
Chapter 6 Ethernet Port Configuration
6-2
6.2.2 Enabling/Disabling an Ethernet Port
After configuring the related parameters and protocol of the port, you can use
undo
shutdown
command to enable the port. If you do not want a port to forward data any
more, use
shutdown
command to disable it.
Perform the following configuration in Ethernet port view.
Table 6-2
Enable/disable an Ethernet port
Operation
Command
Disable an Ethernet port
shutdown
Enable an Ethernet port
undo shutdown
By default, the port is enabled.
6.2.3 Setting Ethernet Port Description
To distinguish the Ethernet ports, you can use the following command to make some
necessary descriptions.
Perform the following configuration in Ethernet port group view.
Table 6-3
Set Ethernet port description
Operation
Command
Set an Ethernet port description
description
text
Delete the Ethernet port description
undo
description
By default, an Ethernet port has no description.
6.2.4 Setting the Duplex Attribute of the Ethernet Port
To configure a port to send and receive data packets at the same time, set it to
full-duplex. To configure a port to either send or receive data packets at a time, set it to
half-duplex. If the port has been set to auto-negotiation mode, the local and peer ports
will automatically negotiate about the duplex mode.
Perform the following configuration in Ethernet port view.
Table 6-4
Set the duplex attribute for the Ethernet port
Operation
Command
Set duplex attribute for Ethernet port
duplex
{
auto
|
full
|
half
}
Restore the default duplex attribute of Ethernet port
undo duplex
