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Billion BiPAC 7402NX(L) 802.11n 3G/ADSL2+ (VPN) Firewall Router
Chapter 4: Configuration
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add their own filter rules for further access to the Internet.
High/Medium/Low security level: the predefined port filter rules for High, Medium and Low
security are displayed in Port Filters of Packet Filter.
Select either High, Medium or Low security level to enable the Firewall. The only difference between
these three security levels is the preset port filter rules in the Packet Filter. Firewall functionality is the
same for all levels; it is only the list of preset port filters that changes between each setting. For more
detailed on level of preset port filter information, refer to Table 1: Predefined Port Filter.
If you choose of the preset security levels and add custom filters, this level of filter rules will be saved
even and do not need to re-configure the rules again if you disable or switch to other firewall level.
The “Block WAN Request” is a stand-alone function and not relate to whether security enable or disable.
Mostly it is for preventing any scan tools from WAN site by hacker.
(Changed the format only.)
Any remote user who is attempting to perform this
action may result in
blocking all the accesses to configure and manage of the device from the
Internet.