iptables -A INPUT   -i eth1 -j DROP
iptables -A OUTPUT  -i eth1 -j DROP
iptables -A FORWARD -i eth1 -j DROP

iptables -A INPUT   -i docker1 -j DROP
iptables -A OUTPUT  -i docker1 -j DROP
iptables -A FORWARD -i docker1 -j DROP

iptables -A FORWARD -i eth1 -o docker1 -j ACCEPT
iptables -A FORWARD -i docker1 -o eth1 -j ACCEPT