A number of sample firewall rules are enabled by default, providing a basic set of filtering for the network.
| Rule | Purpose |
|---|---|
| Allow-Ping | Permit ping from WAN to device. |
| Allow-DHCP-Renew | Permit traffic from WAN to any zone. |
| Allow-IGMP | Permit IGMP traffic from WAN to IPv4 devices. |
| Allow-DHCPv6 | Permit IPV6 traffic from WAN to IPV6 device. |
| Allow-MLD | Permit MLD traffic over ICMP from WAN to IPV6 devices. |
| Allow-ICMPv6-Input | Permit ICMP traffic from WAN to IPV6 devices. |
| Allow-ICMPv6-Forward | Permit ICMP traffic from WAN to any zone. |
| Allow-IPsec/ESP | Permit IPsec over ESP traffic from WAN to LAN. |
| Allow-ISAKMP-Passthrough | Permit ISAKMP over UDP traffic from WAN to LAN. |