firewall

root@turris:~# cat /etc/config/firewall

config rule
	option name 'Allow-DHCP-Renew'
	option src 'wan'
	option proto 'udp'
	option dest_port '68'
	option target 'ACCEPT'
	option family 'ipv4'

config rule
	option name 'Allow-Ping'
	option src 'wan'
	option proto 'icmp'
	option icmp_type 'echo-request'
	option family 'ipv4'
	option target 'ACCEPT'

config rule
	option name 'Allow-IGMP'
	option src 'wan'
	option proto 'igmp'
	option family 'ipv4'
	option target 'ACCEPT'

config rule
	option name 'Allow-DHCPv6'
	option src 'wan'
	option proto 'udp'
	option src_ip 'fe80::/10'
	option src_port '547'
	option dest_ip 'fe80::/10'
	option dest_port '546'
	option family 'ipv6'
	option target 'ACCEPT'

config rule
	option name 'Allow-MLD'
	option src 'wan'
	option proto 'icmp'
	option src_ip 'fe80::/10'
	list icmp_type '130/0'
	list icmp_type '131/0'
	list icmp_type '132/0'
	list icmp_type '143/0'
	option family 'ipv6'
	option target 'ACCEPT'

config rule
	option name 'Allow-ICMPv6-Input'
	option src 'wan'
	option proto 'icmp'
	list icmp_type 'echo-request'
	list icmp_type 'echo-reply'
	list icmp_type 'destination-unreachable'
	list icmp_type 'packet-too-big'
	list icmp_type 'time-exceeded'
	list icmp_type 'bad-header'
	list icmp_type 'unknown-header-type'
	list icmp_type 'router-solicitation'
	list icmp_type 'neighbour-solicitation'
	list icmp_type 'router-advertisement'
	list icmp_type 'neighbour-advertisement'
	option limit '1000/sec'
	option family 'ipv6'
	option target 'ACCEPT'

config rule
	option name 'Allow-ICMPv6-Forward'
	option src 'wan'
	option dest '*'
	option proto 'icmp'
	list icmp_type 'echo-request'
	list icmp_type 'echo-reply'
	list icmp_type 'destination-unreachable'
	list icmp_type 'packet-too-big'
	list icmp_type 'time-exceeded'
	list icmp_type 'bad-header'
	list icmp_type 'unknown-header-type'
	option limit '1000/sec'
	option family 'ipv6'
	option target 'ACCEPT'

config rule
	option src 'wan'
	option dest 'lan'
	option proto 'esp'
	option target 'ACCEPT'

config rule
	option src 'wan'
	option dest 'lan'
	option dest_port '500'
	option proto 'udp'
	option target 'ACCEPT'

config defaults
	option syn_flood '1'
	option input 'ACCEPT'
	option output 'ACCEPT'
	option forward 'REJECT'

config zone
	option name 'lan'
	option input 'ACCEPT'
	option output 'ACCEPT'
	option forward 'ACCEPT'
	option network 'lan'

config zone
	option name 'wan'
	option input 'REJECT'
	option output 'ACCEPT'
	option forward 'REJECT'
	option masq '1'
	option mtu_fix '1'
	option network 'wan wan6'

config forwarding
	option src 'lan'
	option dest 'wan'

config include
	option path '/etc/firewall.user'

config include
	option path '/usr/share/firewall/turris'
	option reload '1'

config include
	option path '/etc/firewall.d/with_reload/firewall.include.sh'
	option reload '1'

config include
	option path '/etc/firewall.d/without_reload/firewall.include.sh'
	option reload '0'

config include 'miniupnpd'
	option type 'script'
	option path '/usr/share/miniupnpd/firewall.include'
	option family 'any'
	option reload '1'

config zone
	option input 'ACCEPT'
	option forward 'REJECT'
	option output 'ACCEPT'
	option name 'guest'
	option network 'guest'

config forwarding
	option dest 'wan'
	option src 'guest'

network

root@turris:~# cat /etc/config/network

config interface 'loopback'
	option ifname 'lo'
	option proto 'static'
	option ipaddr '127.0.0.1'
	option netmask '255.0.0.0'

config globals 'globals'
	option ula_prefix 'fd8e:8a80:3e52::/48'

config interface 'lan'
	option force_link '1'
	option type 'bridge'
	option proto 'static'
	option netmask '255.255.255.0'
	option ip6assign '60'
	option ipaddr '192.168.3.254'
	option ifname 'eth0'

config interface 'wan'
	option ifname 'eth1'
	option proto 'dhcp'
	option macaddr 'E4:8D:8C:41:C0:1F'

config interface 'wan6'
	option ifname '@wan'
	option proto 'dhcpv6'

config switch
	option name 'switch0'
	option reset '1'
	option enable_vlan '1'

config switch_vlan
	option device 'switch0'
	option vlan '1'
	option vid '1'
	option ports '0 1 2 3 5'

config switch_vlan
	option device 'switch0'
	option vlan '2'
	option ports '4 6'
	option vid '2'

config switch_vlan
	option device 'switch0'
	option vlan '3'
	option ports '0t 1t 2t 3t 5t'
	option vid '1003'

config interface 'guest'
	option proto 'static'
	option ipaddr '192.168.4.254'
	option netmask '255.255.255.0'
	option ip6assign '64'
	option ifname 'eth0.1003'
	option type 'bridge'

route

root@turris:~# route
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
default         10.0.0.254      0.0.0.0         UG    0      0        0 eth1
10.0.0.0        *               255.255.255.0   U     0      0        0 eth1
10.0.0.254      *               255.255.255.255 UH    0      0        0 eth1
192.168.3.0     *               255.255.255.0   U     0      0        0 br-lan
192.168.4.0     *               255.255.255.0   U     0      0        0 br-guest