iifname "lo" accept comment "!fw4: Accept traffic from loopback"
- ct state established,related accept comment "!fw4: Allow inbound established and related flows"
+ ct state vmap { established : accept, related : accept } comment "!fw4: Handle inbound flows"
meta nfproto ipv4 ip saddr 192.168.1.0/24 jump input_ipv4only comment "!fw4: Handle ipv4only IPv4 input traffic"
}
chain forward {
type filter hook forward priority filter; policy drop;
- ct state established,related accept comment "!fw4: Allow forwarded established and related flows"
+ ct state vmap { established : accept, related : accept } comment "!fw4: Handle forwarded flows"
meta nfproto ipv4 ip saddr 192.168.1.0/24 jump forward_ipv4only comment "!fw4: Handle ipv4only IPv4 forward traffic"
}
oifname "lo" accept comment "!fw4: Accept traffic towards loopback"
- ct state established,related accept comment "!fw4: Allow outbound established and related flows"
+ ct state vmap { established : accept, related : accept } comment "!fw4: Handle outbound flows"
meta nfproto ipv4 ip daddr 192.168.1.0/24 jump output_ipv4only comment "!fw4: Handle ipv4only IPv4 output traffic"
}