Control Access to the Internet 
57
 N900 WiFi Router
A login screen displays.
3.  Enter the user name and password.
The user name is admin. 
The default password is password. The user name and 
password are case-sensitive.
The BASIC Home screen displays.
4.  Select 
ADVANCED > Security > Block Services.
5.  Specify when to block the services:
• T
o block the services all the time, select the Always radio button.
• T
o block the services based on a schedule, select the Per Schedule radio button.
For information about how to specify the schedule, see Schedule When to Block 
Internet Sites and Services on page  58.
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.  T
o add a service or application that is not the list, select User Defined and specify the 
following:
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.