Draytek 2800 Series 用户指南

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页码 197
 
Vigor2800 Series User’s Guide 
55
Enable Restrict Web 
Feature
 
Check the box to activate the function. 
Java Check the checkbox to activate the Block Java object 
function. The Vigor router will discard the Java objects from the 
Internet. 
 
ActiveX - Check the box to activate the Block ActiveX object 
function. Any ActiveX object from the Internet will be refused. 
Compressed file - Check the box to activate the Block Compressed 
file function to prevent someone from downloading any 
compressed file. The following list shows the types of compressed 
files that can be blocked by the Vigor router. 
zip, rar, .arj, .ace, .cab, .sit   
Executable file 
- Check the box to reject any downloading 
behavior of the executable file from the Internet.   
.exe, .com, .scr, .pif, .bas, .bat, .inf, .reg   
Cookie - Check the box to filter out the cookie transmission from 
inside to outside world to protect the local user's privacy.   
Proxy Check the box to reject any proxy transmission. To control 
efficiently the limited-bandwidth usage, it will be of great value to 
provide the blocking mechanism that filters out the multimedia 
files downloading from web pages. Accordingly, files with the 
following extensions will be blocked by the Vigor router.   
.mov      .mp3      .rm      .ra        .au      .wmv   
.wav      .asf        .mpg      .mpeg    .avi      .ram   
Enable Excepting 
Subnets
 
Four entries are available for users to specify some specific IP 
addresses or subnets so that they can be free from the URL Access 
Control
. To enable an entry, click on the empty checkbox, named as 
ACT, in front of the appropriate entry. 
Time Schedule 
Specify what time should perform the URL content filtering 
facility.