Netgear C3700 – N600 WiFi Cable Modem Router User Manual

To block the services all the time, select the Always radio button.

To block the services based on a schedule, select the Per Schedule radio button.

To specify the schedule, see 

Click the Add button.

To add a service that is in the Service Type list, select the application or service. 

The settings for this service automatically display in the fields.

To add a service or application that is not the list, select User Defined.
a. If you know that the application uses either TCP or UDP, select the appropriate 

protocol; otherwise, select TCP/UDP (both).

b.  Enter the starting port and ending port numbers: 

If the service uses a single port number, enter that number in both fields.

To find out which port numbers the service or application uses, you can contact 
the publisher of the application, ask user groups or newsgroups, or search on the 
Internet.

To specify how to filter the services, select one of the following radio buttons:

Only This IP Address. Block services for a single computer.

IP Address Range. Block services for a range of computers with consecutive IP 
addresses on your network.

All lP Addresses. Block services for all computers on your network.

Click the Add button.

Your changes are saved.