Nighthawk AC1900 WiFi Cable Modem Router
Control Access to the Internet User
Manual
35
To specify the schedule, see
Schedule When to Block Internet Sites and Services on
.
6.
Click the
Add
button.
7.
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.
8.
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.
9.
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.
10.
Click the
Add button
.
Your changes are saved.
Schedule When to Block Internet Sites and
Services
When you schedule blocking, the same schedule is used to block sites and to block services.
For information about how to specify what you want the modem router to block, see
