Getnet GR-124W, User Manual

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103
Field Description
the firewall and makes sure that they are
valid. When an IP packet arrives at the
firewall from the Internet, the firewall inspects
the packet to see what connections have
been opened from the inside of the network to
the Internet. If there is a connection open that
applies to the packet that has arrived from the
Internet, this incoming packet is let through;
otherwise, this incoming packet is rejected.
Compared to the NAT firewall, the security
level of the SPI firewall is higher.
5.6.5 Content Filtering
Content filter can prevent user on LAN from accessing some Web sites on the
Internet.
Click Firewall > Content Filtering to display the Content Filtering Settings page.