TMS zl Module Planning and Implementation Guide 2009-08

Table Of Contents
Page 113
Now let’s do some validation
A client on Site B accessing web server on Site A. What do you know, it
works!
Note:NAT none” might be necessary to prevent IP-addresses that must
be send through the tunnel to be NAT-ed. If this is not configured, NAT is
performed before VPN traffic is put inside the IPsec tunnel. This might
result in loss of traffic or traffic not being encrypted or if routing is
necessary for VPN traffic.