KTI Networks KF223TX - Manual (Page 18)

Running "Setup" Menu
This menu allows you to configure full-duplex mode for
the adapter before running Connectivity test.
Figure 4-4 Setup Menu
"Auto Detection" selection allows adapter to configure du-
plex mode automatically. "Full Duplex Enabled" selection
will force the adapter to use full duplex mode.
This setting will not be effective after any network driver is
loaded or the computer is reboot.
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