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#!/bin/ash

# Redirect from VM to lpd
for br in br0 nat1 vsw2; do
	[ -d "/sys/class/net/${br}/brif" ] || continue
	devs=$(ls -1 "/sys/class/net/${br}/brif/")
	for dev in $devs; do
		case "$dev" in boot0|eth?|eth??|tun?|tun??) continue ;; esac
		iptables -t nat -A PREROUTING -d 192.168.101.1 -p tcp --dport 515 -j REDIRECT --to-port 5515
		iptables -t nat -A PREROUTING -d 192.169.101.1 -p tcp --dport 515 -j REDIRECT --to-port 5515
		iptables -t nat -A PREROUTING -d 100.100.100.100 -p tcp --dport 515 -j REDIRECT --to-port 5515
	done
done
# Close from outside
iptables -A INPUT -p tcp --dport 515 -j DROP
exit 0