Billion BiPAC 5200N RC User Manual download pdf (Page 54)

4.3 Advanced Setup

4.3.1 Firewall

Your router includes a firewall for controlling Internet access from your LAN and helping to

prevent attacks from hackers. In addition to this, when using NAT (Network Address

Translation) the router acts as a “natural” Internet firewall, since all PCs on your LAN use

private IP addresses that cannot be directly accessed from the Internet.

Firewall: to automatically detect and block Denial of Service (DoS) attacks, such as Ping

of Death, SYN Flood, Port Scan and Land Attack.

~ Enabled: As set in default setting, it activates your firewall function.

~ Disabled: It disables the firewall function.

SPI: If you enabled SPI, all traffics initiated from WAN would be blocked, including DMZ,

Virtual Server, and ACL WAN side.

~ Enabled: As set in default setting, it activates your SPI function.

~ Disabled: It disables the SPI function.

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Billion BiPAC 5200N RC User Manual Page 54