ZyXEL Communications 2WG - Manual (Page 139)

ZyWALL 2WG Support Notes
All contents copyright (c) 2006 ZyXEL Communications Corporation.
139
NetScreen with ZyWALL VPN Tunneling
1. Setup ZyWALL VPN
2. Setup NetScreen VPN
This page guides us to setup a VPN connection between the ZyWALL and NetScreen router.
As the figure shown below, the tunnel between PC1 and PC2 ensures the packet flows between them are
secure. Because the packets go through the IPSec tunnel are encrypted. To setup this VPN tunnel, the
required settings for ZyWALL and NetScreen are explained in the following sections. As the red pipe
shown in the following figure, the tunneling endpoints are ZyWALL router and NetScreen router.