Draytek 2800 Series 用户指南

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页码 197
 
Vigor2800 Series User’s Guide 
54 
  
Enable URL Access 
Control
 
Check the box to activate URL Access Control. 
Black List (block those 
matching keyword) 
Click this button to restrict accessing into the corresponding 
webpage with the keywords listed on the box below. 
White List (pass those 
matching keyword) 
Click this button to allow accessing into the corresponding 
webpage with the keywords listed on the box below. 
Keyword 
The Vigor router provides 8 frames for users to define keywords 
and each frame supports multiple keywords. The keyword could be 
a noun, a partial noun, or a complete URL string. Multiple 
keywords within a frame are separated by space, comma, or 
semicolon. In addition, the maximal length of each frame is 
32-character long. After specifying keywords, the Vigor router will 
decline the connection request to the website whose URL string 
matched to any user-defined keyword. It should be noticed that the 
more simplified the blocking keyword list, the more efficiently the 
Vigor router perform. 
Prevent web access 
from IP address
 
Check the box to deny any web surfing activity using IP address, 
such as http://202.6.3.2. The reason for this is to prevent someone 
dodges the URL Access Control. 
 
You must clear your browser cache first so that the URL content 
filtering facility operates properly on a web page that you visited 
before.