[Openswan Users] Openswan IPSEC tunel established but it work from one side only

Willie Gillespie wgillespie+openswan at es2eng.com
Fri Jan 7 13:17:43 EST 2011

Dario Garay wrote:
> Question: what I have to check in Iptables or rc.firewall?

Since you noted that the IPsec tunnel is up and working, at this point 
you just need to make sure that you can forward packets to and from your 

A few tests you can try:
Ping from gateway to your VPN router
Test 1) ping from to
Test 2) ping from to

Ping from a subnet computer to the routers
Test 3) ping from subnet to
Test 4) ping from subnet to

Ping from subnet to subnet
Test 5) ping from subnet to subnet
Test 6) ping from subnet to subnet

That will help you narrow down what works and what doesn't.

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