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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 eth?|eth??|tun?|tun??) continue ;; esac
iptables -t nat -A PREROUTING -m physdev --physdev-in "$dev" -d 192.168.101.1 -p tcp --dport 515 -j REDIRECT --to-port 5515
iptables -t nat -A PREROUTING -m physdev --physdev-in "$dev" -d 100.100.100.100 -p tcp --dport 515 -j REDIRECT --to-port 5515
iptables -A INPUT -m physdev --physdev-in "$dev" -p tcp --dport 5515 -j ACCEPT
done
done
# Close from outside
iptables -A INPUT -p tcp --dport 515 -j DROP
iptables -A INPUT -p tcp --dport 5515 -j DROP
exit 0
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