User's Manual

Chapter 10 Firewall
P-660HN-Tx User’s Guide
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0.2 The Firewall Screen
Use this screen to enable firewall and/or SPI. Click Security > Firewall to display
the following screen.
Figure 66 Security > Firewall
The following table describes the labels in this screen.
Enabling SPI blocks all traffic i
nitiated from the WAN side,
including the DMZ, virtual server and ACL on the WAN side.
Enabling IPv6 firewall will filter SYN-Flooding and Ping of Death
traffic. Enabling ICMPv6 filter recommendations will filter
RFC4890 SPEC traffic.
Table 44 Security > Firewall
LABEL DESCRIPTION
Firewall
Firewall Use this field to enable or disable firewall on your ZyXEL Device.
SPI Use this field to enable or disable SPI on your ZyXEL Device.
IPv6 Firewall
IPv6 Firewall Use this field to enable or disable IPv6 firewall on your ZyXEL Device.
ICMPv6 Filter
Recommendations
Use this field to enable or disable ICMPv6 filter recommendations on
your ZyXEL Device.
Apply Click this to save your changes.
Cancel Click this to restore your previously saved settings.