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S2S VPN: CS-15641: Enable UDP port 4500 for NAT-T

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This commit is contained in:
Sheng Yang 2012-08-06 16:53:55 -07:00
parent 37b66d3fb2
commit 435480cb5a
1 changed files with 2 additions and 0 deletions
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2
patches/systemvm/debian/config/opt/cloud/bin/ipsectunnel.sh
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@ -67,6 +67,7 @@ check_and_enable_iptables() {
if [ $? -ne 0 ] if [ $? -ne 0 ]
then then
sudo iptables -A INPUT -i $outIf -p udp -m udp --dport 500 -j ACCEPT sudo iptables -A INPUT -i $outIf -p udp -m udp --dport 500 -j ACCEPT
sudo iptables -A INPUT -i $outIf -p udp -m udp --dport 4500 -j ACCEPT
# Prevent NAT on "marked" VPN traffic, so need to be the first one on POSTROUTING chain # Prevent NAT on "marked" VPN traffic, so need to be the first one on POSTROUTING chain
sudo iptables -t nat -I POSTROUTING -t nat -o $outIf -m mark --mark $vpnoutmark -j ACCEPT sudo iptables -t nat -I POSTROUTING -t nat -o $outIf -m mark --mark $vpnoutmark -j ACCEPT
fi fi
@ -90,6 +91,7 @@ check_and_disable_iptables() {
then then
#Nobody else use s2s vpn now, so delete the iptables rules #Nobody else use s2s vpn now, so delete the iptables rules
sudo iptables -D INPUT -i $outIf -p udp -m udp --dport 500 -j ACCEPT sudo iptables -D INPUT -i $outIf -p udp -m udp --dport 500 -j ACCEPT
sudo iptables -D INPUT -i $outIf -p udp -m udp --dport 4500 -j ACCEPT
sudo iptables -t nat -D POSTROUTING -t nat -o $outIf -m mark --mark $vpnoutmark -j ACCEPT sudo iptables -t nat -D POSTROUTING -t nat -o $outIf -m mark --mark $vpnoutmark -j ACCEPT
fi fi
return 0 return 0