iptables.sh

# Rule: all outgoing requests to :80 -> 127.0.0.1:4444
sudo iptables -t nat -A OUTPUT -p tcp --dport 80 -j DNAT --to-destination 127.0.0.1:4444

# Rule: all outgoing requests to www.zalora.com.tw:80 -> 127.0.0.1:4444
sudo iptables -t nat -A OUTPUT -p tcp -d www.zalora.com.tw --dport 80 -j DNAT --to-destination 127.0.0.1:4444

# Delete these rules
sudo iptables -t nat -D OUTPUT -p tcp --dport 80 -j DNAT --to-destination 127.0.0.1:4444
sudo iptables -t nat -D OUTPUT -p tcp -d www.zalora.com.tw --dport 80 -j DNAT --to-destination 127.0.0.1:4444

# View all rules
sudo iptables -t nat -L -n -v

# Delete all rules
sudo iptables -t nat -F
sudo iptables -t mangle -F
sudo iptables -F
sudo iptables -X