3com S7906E Installationsanweisungen

1-22

Analysis

Changing port security mode is not allowed when an 802.1X-authenticated or MAC authenticated user

is online.

Solution

Use the cut command to forcibly disconnect the user from the port before changing the port security

mode.

[Switch-GigabitEthernet2/0/1] quit

[Switch] cut connection interface gigabitethernet 2/0/1

[Switch] interface gigabitethernet 2/0/1

[Switch-GigabitEthernet2/0/1] undo port-security port-mode