ZyXEL NBG-417N 사용자 설명서

 Chapter 14 Content Filtering

NBG-417N User’s Guide

Use this screen to restrict web features, add keywords for blocking and designate 
a trusted computer. Click Security > Content Filter to open the Filter screen. 

Figure 76   Security > Content Filter > Filter 

The following table describes the labels in this screen.

Table 49   Security > Content Filter > Filter

Enable URL 
Keyword 
Blocking

The NBG-417N can block Web sites with URLs that contain certain 
keywords in the domain name or IP address. For example, if the 
keyword "bad" was enabled, all sites containing this keyword in the 
domain name or IP address will be blocked, e.g., URL http://
www.website.com/bad.html would be blocked. Select this check box to 
enable this feature.

Keyword

Type a keyword in this field. You may use any character (up to 64 
characters). Wildcards are not allowed. You can also enter a numerical 
IP address.

Keyword List

This list displays the keywords already added. 

Add 

Click Add after you have typed a keyword. 

Repeat this procedure to add other keywords. Up to 64 keywords are 
allowed.

When you try to access a web page containing a keyword, you will get 
a message telling you that the content filter is blocking this request.

Delete

Highlight a keyword in the lower box and click Delete to remove it. 
The keyword disappears from the text box after you click Apply.

Clear All

Click this button to remove all of the listed keywords.