ZyXEL Communications P-202 - Manual (Page 320)

P-202H Plus v2 Support Notes
Please note that any configuration in 'IKE Setup' should match the settings
configured in Sentinel
3. Setup in NAT Router
In this case, since VPN connection can only be initiated from SSH Sentinel, no
NAT port forwarding is needed.
Sentinel (Dynamic IP) to P-202H Plus v2(Dynamic IP) Tunneling
This page guides us to setup a VPN connection between the SSH Sentinel
software and P-202H Plus v2 router. There will be several devices we need to
setup for this case. They are Sentinel and P-202H Plus v2 router.
As the figure shown below, the tunnel between PC 1, with Sentinel installed, and
P-202H Plus v2 ensures the packets flow between them are secure. Because the
packets go through the IPSec tunnel are encrypted. To setup this VPN tunnel,
the required settings for Sentinel and P-202H Plus v2 are explained in the
following sections. As the red pipe shown in the following figure, the tunneling
endpoints are Sentinel and P-202H Plus v2.
All contents copyright © 2006 ZyXEL Communications Corporation.
320