Allied Telesis AT-GS950/48PS - Manual (Page 87)

AT-GS950/48PS Switch Web Interface User’s Guide
87
Restricted TCN - The Restricted TCN parameter does not allow
Topology Change Notification (TCN) BPDUs to be processed on
the port.
True - The port cannot process receive/transmit TCN BPDUs.
False - The port can process receive/transmit TCN BPDU
packets.
5. Once you have configured the parameters, click Apply in the Action
column.
6. If you choose to change the MSTP port configuration for other ports,
repeat steps 4 and 5.
7. From the main menu on the left side of the page, select Save
Configuration to Flash to permanently save your changes.