*filter :INPUT DROP [0:0] :FORWARD DROP [0:0] :OUTPUT ACCEPT [0:0] :DOCKER-USER - [0:0] :private-subnets - [0:0] -A INPUT -i lo -j ACCEPT -A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT -A INPUT -i tether -p udp -m conntrack --ctstate NEW -j ACCEPT -A INPUT -j private-subnets -A FORWARD -i tether -m conntrack --ctstate NEW,RELATED,ESTABLISHED -j ACCEPT -A FORWARD -o tether -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT -A DOCKER-USER -j private-subnets -A private-subnets -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT -A private-subnets -s fc00::/7 -i eth+ -m conntrack --ctstate NEW -j ACCEPT -A private-subnets -s fc00::/7 -i en+ -m conntrack --ctstate NEW -j ACCEPT -A private-subnets -s fc00::/7 -i wl+ -m conntrack --ctstate NEW -j ACCEPT -A private-subnets -s fc00::/7 -i tether -m conntrack --ctstate NEW -j ACCEPT -A private-subnets -s fc00::/7 -i docker+ -m conntrack --ctstate NEW -j ACCEPT -A private-subnets -j REJECT --reject-with icmp6-port-unreachable COMMIT *nat :PREROUTING ACCEPT [0:0] :INPUT ACCEPT [0:0] :OUTPUT ACCEPT [0:0] :POSTROUTING ACCEPT [0:0] COMMIT *mangle :PREROUTING ACCEPT [0:0] :INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [0:0] :POSTROUTING ACCEPT [0:0] COMMIT