update portforward

Signed-off-by: jet tsang zeon-git <zeon-git@jettsang.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/lib.sh b/src/lib.sh
index 19fe888..6c743e1 100755
--- a/src/lib.sh
+++ b/src/lib.sh
@@ -145,6 +145,7 @@ function nt::portforward()
     destinationip=$3
     destinationport=$4
     iptables -t nat -A PREROUTING -d $sourceip -p tcp --dport $sourceport -j DNAT --to $destinationip:$destinationport
+    iptables -t nat -A POSTROUTING -d $destinationip -p tcp -dport $destinationport -j SNAT --to $destinationip
 }
 
 function nt::china_route_novia() {