Billion Electric Company BIPAC 8500 User Manual

Page 68

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Billion BIPAC-8500 / 8520 SHDSL VPN Firewall Bridge / Router

Chapter 4: Configuration

Domains Filtering:

This function checks the domain name in URLs accessed against

your list of domains to block or allow. If it is matched, the URL request will be sent
(Trusted) or dropped (Forbidden). The checking procedure is:

1. Check the domain in the URL to determine if it is in the trusted list. If yes, the

connection attempt is sent to the remote web server.

2. If not, check if it is listed in the forbidden list, and if present then the connection

attempt is dropped..

3. If the packet does not match either of the above two items, it is sent to the remote web

server.

4. Please be note that the domain only should be specified, not the full URL. For

example to block traffic to

www.sex.com

, enter “sex” or “sex.com” instead of

“www.sex.com”. In the example below, the URL request for

www.abc.com

will be sent

to the remote web server because it is listed in the trusted list, whilst the URL request
for

www.sex

or

www.sex.com

will be dropped, because sex.com is in the forbidden list.

Restrict URL Features:

Block Java Applet:

This function can block Web content which including the Java

Applet. It is for preventing someone who wants to damage your system via standard HTTP
protocol.

Block surfing by IP address:

Preventing someone who uses the IP address as URL for

skipping Domains Filtering function.

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