Billion BiPAC 8500/8501/8520/8521 SHDSL (VPN) Firewall Bridge/ Router
URL Filtering
URL (Uniform Resource Locator – e.g. an address in the form of http://www.abcde.com or http://www.example.com) filter rules allow you to prevent users on your network from accessing particular websites by their URL. There are no
•Enable/Disable: To enable or disable URL Filter feature.
•Block Mode: A list of modes that you can choose from to check the URL filter rules.
oDisabled: No action will be performed by the Block Mode.
oAlways On: Action is enabled. URL filter rules will be monitoring and checking at all hours of the day.
oTimeSlot1 ~ TimeSlot16: It is
•Keywords Filtering: Allow blocking by specific keywords within a particular URL rather than having to specify a complete URL (e.g. to block any image called “advertisement.gif”). When enabled, your specified keywords list will be checked to see if any keywords are present in URLs accessed to determine if the connection attempt should be blocked. Please note that the URL filter blocks web browser (HTTP) connection attempts using port 80 only.
For example, if the URL is http://www.abc.com/abcde.html, it will be dropped if the keyword “abcde” occurs in the URL.
•Domains Filtering: This function checks the whole URL accessed and not just the IP address in URLs against your list of domains to block or to allow. If it is matched, the URL request will be sent (Trusted) or dropped (Forbidden). For this function to be activated, both
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. If yes, then the connection attempt will be
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