Hi,

I am trying to establish vpn between my linux server and cisco asa at client side.

I installed openswan on my cent os.

Linux Server

eth0 - 182.2.29.10    [ I have public IP]

Gateway - 182.2.29.1 [ and gw]



eth1 - 192.9.200.75  [ Internal Lan i/f]


I have simple IPtables Like
WAN="eth0"
LAN="eth1"
 iptables -t nat -A POSTROUTING -o $WAN -j SNAT --to 182.2.29.10


iptables -A INPUT -i lo -j ACCEPT
iptables -A INPUT -i $LAN -j ACCEPT
iptables -A INPUT -i $WAN -j ACCEPT
 




iptables -A FORWARD -i lo -j ACCEPT
iptables -A FORWARD -i $LAN -j ACCEPT
iptables -A FORWARD -i $LAN -m state --state ESTABLISHED,RELATED -j ACCEPT
iptables -A FORWARD -i $WAN -m state --state ESTABLISHED,RELATED -j ACCEPT
 


iptables -A FORWARD -s 192.9.200.0/255.255.255.0 -j ACCEPT
iptables -A FORWARD -d 192.9.200.0/255.255.255.0 -j ACCEPT
 


iptables -A OUTPUT -m state --state NEW,RELATED,ESTABLISHED -j ACCEPT

Provided details :

BD gateway ip is 212.2.7.15 [ Public IP]
Source IP :- 192.168.91.224 
ESP-3DES-SHA1
 Lifetime is 86400 seconds (Phase-1) & 3600 seconds (Phase-2)
 Authentication is pre-shared