Cisco Catalyst 3550 Command Reference Manual page 110

dot1x control-direction
If you enter the dot1x control-direction in interface configuration command to enable unidirectional
control, this appears in the show dot1x all command output:
ControlDirection
If you enter the dot1x control-direction in interface configuration command and the port cannot support
this mode due to a configuration conflict, this appears in the show dot1x all command output:
ControlDirection
Related Commands Command
show dot1x
interface-id]
Catalyst 3550 Multilayer Switch Command Reference
2-84
= In
= In (Disabled due to port settings)
Description
all [interface Displays control-direction port setting status for the specified
interface.
Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
OL-8566-02