Owner's Manual

Security
67
N900 Wireless Dual Band Gigabit Router R4500
Keyword Blocking of HTTP Traffic
Use keyword blocking to prevent certain types of HTTP traffic from accessing your network.
The blocking can be always or according to a schedule.
 To block sites:
1. Select Adv
anced > Security > Block Sites:
2. Select one of the keyword blocking options:
• Per Sc
hedule. Turn on keyword blocking according to the Schedule screen settings.
• Always.
Turn on keyword blocking all the time, independent of the Schedule screen.
3. In the keyword field, ent
er a keyword or domain, click Add Keyword, and click Apply.
The keyword list supports up to 32 entries. Here are some sample entries:
• S
pecify XXX to block http://www.badstuff.com/xxx.html.
• S
pecify .com if you want to allow only sites with domain suffixes such as .edu or .gov.
• Ent
er a period (.) to block all Internet browsing access.
 To delete a keyword or domain:
1. Select
the keyword you want to delete from the list.
2. Click Dele
te Keyword.
3. Click App
ly to save your settings.
 To specify a trusted computer:
You can exempt one trusted computer from blocking
and logging. The computer you exempt
has to have a fixed IP address.
1. I
n the Trusted IP Address field, enter the IP address.
2. Click App
ly to save your settings.