# sudo iptables-save
# Generated by xtables-save v1.8.2 on Wed Apr 20 13:19:05 2022
*filter
:INPUT ACCEPT [3148346387:1767256694708]
:FORWARD DROP [5871:838118]
:OUTPUT ACCEPT [1775800361:9076504514280]
:DOCKER - [0:0]
:DOCKER-ISOLATION-STAGE-1 - [0:0]
:DOCKER-ISOLATION-STAGE-2 - [0:0]
:DOCKER-USER - [0:0]
COMMIT
# Completed on Wed Apr 20 13:19:05 2022
# Generated by xtables-save v1.8.2 on Wed Apr 20 13:19:05 2022
*nat
:PREROUTING ACCEPT [0:0]
:INPUT ACCEPT [0:0]
:POSTROUTING ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:DOCKER - [0:0]
-A PREROUTING -m addrtype --dst-type LOCAL -j DOCKER
-A POSTROUTING -s 172.21.0.0/16 ! -o br-1941fe87c583 -j MASQUERADE
-A POSTROUTING -s 172.22.1.0/24 ! -o br-mailcow -j MASQUERADE
-A POSTROUTING -s 172.20.0.0/16 ! -o br-6e3bfa69e4f9 -j MASQUERADE
-A POSTROUTING -s 172.18.0.0/16 ! -o br-f00f683a5cc0 -j MASQUERADE
-A POSTROUTING -s 172.17.0.0/16 ! -o docker0 -j MASQUERADE
-A POSTROUTING -s 172.17.0.2/32 -d 172.17.0.2/32 -p tcp -m tcp --dport 9443 -j MASQUERADE
-A POSTROUTING -s 172.17.0.2/32 -d 172.17.0.2/32 -p tcp -m tcp --dport 9000 -j MASQUERADE
-A POSTROUTING -s 172.17.0.2/32 -d 172.17.0.2/32 -p tcp -m tcp --dport 8000 -j MASQUERADE
-A POSTROUTING -s 172.18.0.2/32 -d 172.18.0.2/32 -p tcp -m tcp --dport 5005 -j MASQUERADE
-A POSTROUTING -s 172.21.0.2/32 -d 172.21.0.2/32 -p tcp -m tcp --dport 3000 -j MASQUERADE
-A OUTPUT ! -d 127.0.0.0/8 -m addrtype --dst-type LOCAL -j DOCKER
-A DOCKER -i br-1941fe87c583 -j RETURN
-A DOCKER -i br-mailcow -j RETURN
-A DOCKER -i br-6e3bfa69e4f9 -j RETURN
-A DOCKER -i br-f00f683a5cc0 -j RETURN
-A DOCKER -i docker0 -j RETURN
-A DOCKER ! -i docker0 -p tcp -m tcp --dport 9443 -j DNAT --to-destination 172.17.0.2:9443
-A DOCKER ! -i docker0 -p tcp -m tcp --dport 9000 -j DNAT --to-destination 172.17.0.2:9000
-A DOCKER ! -i docker0 -p tcp -m tcp --dport 8000 -j DNAT --to-destination 172.17.0.2:8000
-A DOCKER ! -i br-f00f683a5cc0 -p tcp -m tcp --dport 5005 -j DNAT --to-destination 172.18.0.2:5005
-A DOCKER ! -i br-1941fe87c583 -p tcp -m tcp --dport 3000 -j DNAT --to-destination 172.21.0.2:3000
COMMIT
# Completed on Wed Apr 20 13:19:05 2022
# Warning: iptables-legacy tables present, use iptables-legacy-save to see them