Solution
You can restrict the machine access from the computers on the network by specifying the MAC addresses of the computers allowed/forbidden to access the machine.
1. Press [Additional Functions].
2. Press [Left cursor] or [Right cursor] to select [SYSTEM SETTINGS], then press [OK].
If the System Manager ID and System Password have been set, enter the System Manager ID and System Password using the numeric keys, then press [Log In/Out (ID)].
3. Press [Left cursor] or [Right cursor] to select [NETWORK SETTINGS], then press [OK].
4. Press [Left cursor] or [Right cursor] to select [TCP/IP SETTINGS], then press [OK].
5. Press [Left cursor] or [Right cursor] to select [PERMIT RX MAC ADD], then press [OK].
6. Press [Left cursor] or [Right cursor] to select [ON] or [OFF], then press [OK].
[OFF]: Disables a MAC address filter.
[ON]: Enables a MAC address filter.
NOTE
If you select [ON], you will be unable to access from MAC addresses which have not been specified.
7. Press [Left cursor] or [Right cursor] to select from [PERMIT RX ADD1] through [PERMIT RX ADD5], then press [OK].
8. Use the numeric keys to enter the MAC address of the computer allowed to access the machine, then press [OK].
Repeat step 7 and 8 to specify other MAC addresses.
9. Press [Stop/Reset] to return to the standby mode.
10. Restart the machine.