Canon LBP7100Cn User Manual page 348

9
Restart the printer.
Turn the printer OFF, make sure that the Main Power indicator is off, wait for 10 seconds or longer, and then turn it ON
again.
After the printer is restarted, the settings become effective.
Restricting Based on MAC Addresses
1
Start the Remote UI, and then log in as Management Mode.
"Starting the Remote UI"
2
Click [Settings/Registration].
3
Display the [MAC Address Filter] page.
(1) Select [Security Settings].