Fastestvpn_JetpackCompose/strongSwanLib/testing/tests/ikev2/mobike-virtual-ip-nat/hosts/alice/etc/iptables.rules

*filter

# default policy is DROP
-P INPUT DROP
-P OUTPUT DROP
-P FORWARD DROP

# allow traffic on lo as ifup/ifdown call bind's rndc which accesses TCP 953
-A OUTPUT -o lo -j ACCEPT
-A INPUT -i lo -j ACCEPT

# allow IPsec tunnel traffic
-A INPUT  -m policy --dir in  --pol ipsec --proto esp -j ACCEPT
-A OUTPUT -m policy --dir out --pol ipsec --proto esp -j ACCEPT

# allow ESP
-A INPUT  -i eth0 -p 50 -j ACCEPT
-A INPUT  -i eth1 -p 50 -j ACCEPT
-A OUTPUT -o eth0 -p 50 -j ACCEPT
-A OUTPUT -o eth1 -p 50 -j ACCEPT

# allow IKE
-A INPUT  -i eth0 -p udp --sport 500 --dport 500 -j ACCEPT
-A INPUT  -i eth1 -p udp --sport 500 --dport 500 -j ACCEPT
-A OUTPUT -o eth0 -p udp --dport 500 --sport 500 -j ACCEPT
-A OUTPUT -o eth1 -p udp --dport 500 --sport 500 -j ACCEPT

# allow MobIKE
-A INPUT  -i eth0 -p udp --sport 4500 --dport 4500 -j ACCEPT
-A INPUT  -i eth1 -p udp --sport 4500 --dport 4500 -j ACCEPT
-A OUTPUT -o eth0 -p udp --dport 4500 --sport 4500 -j ACCEPT
-A OUTPUT -o eth1 -p udp --dport 4500 --sport 4500 -j ACCEPT

# allow ssh
-A INPUT  -p tcp --dport 22 -j ACCEPT
-A OUTPUT -p tcp --sport 22 -j ACCEPT

# allow crl fetch from winnetou
-A INPUT  -p tcp --sport 80 -s PH_IP_WINNETOU -j ACCEPT
-A OUTPUT -p tcp --dport 80 -d PH_IP_WINNETOU -j ACCEPT

COMMIT