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N450 WiFi Cable Modem Router Model N450/CG3000Dv2
• Start Port. The start of the range of ports for the service.
• End Port.
The end of the range of port for the service.
• Protocol.
The protocol for the ports:
- TCP. TCP
only.
- UDP. UDP only
.
- Both. Both
TCP and UDP.
• Local IP
Address. The local IP address for the computer that is using the service.
6. Click the Add button.
Your settings are saved. The Active Filters table now displays the list of ports that are
currently blocked.
To delete a custom service from the Active Filters table:
1. T
ype http://192.168.0.1 in the address field of your web browser.
A login screen displays.
2. Enter the modem router user name and password.
The default user name is admin. The
default password is password. The user name and
password are case-sensitive.
The modem router main menu displays.
3. In the main menu, under
Advanced, select Port Blocking.
The Port Blocking screen displays.
4. Select the radio button in the
Active Filters table for the custom service that you want to
delete.
5. Click the Delete button.
The custom service is deleted.
To clear all the fields in the Add Custom Service table or to unselect a radio button
from the Active Filters table:
1. Type http://192.168.0.1 in the address field of your web browser.