Enabling auto-negotiate/half-duplex/full-duplex, Menu, Select a port number from the list of ports – Allied Telesis AT-S20 User Manual
Page 47: Select the transmission mode you want for the port

AT-S20 User’s Guide
4-17
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Port status and configuration> <Port
Number>
The port’s transmission mode defines the direction that data can
move. The switch provides the following port transmission modes:
❑
Auto-negotiate (AT-3726XL, AT-3716XL, AT-3726 default)
❑
Full-duplex
❑
Half-duplex (AT-3714FXL, AT-3714F default)
1. Select
Port Status and configuration
to display the
list of ports.
2. Select a port number from the list of ports.
The port configuration screen appears (partial screen shown
only).
3. Select the transmission mode you want for the port.
If you select
Auto-negotiate
, the switch detects the speed
and duplex settings of the connected device.
If the switch and end device are not set to the same setting, a high
collision rate could occur which may degrade network
performance.
Link State: Online
Port State: Enabled
Transmission Mode: Full duplex
Please select an option:
>Enable this port
Disable (partition) this port
>Auto negotiate
Full duplex
Half duplex
Transmission mode options