ZyXEL Communications ZYWALL USG 1000 Support Notes page 126

For this scenario, we need the following devices:
One ZyWALL 2 Plus
Two ZyWALL USG
One ES-4024A
One modem connecting to ZyWALL 2 Plus's AUX port (ex. ZyXEL omni.lite com+)
One FTP server
One PC behind ZyWALL 2 Plus
Now, we are going to complete the following main tasks:
1. Configure Dynamic VPN setting with SNAT on ZyWALL USG_A
2. Configure Dynamic VPN setting with SNAT on ZyWALL USG_B
3. Configure the VPN setting corresponding with VPN HA on ZyWALL 2 Plus and enable
ping check to detect the whether the WAN connection is down so that the switch can dial
backup connection immediately.
4. Configure VLAN setting on ES-4024A. And once the PC is able to access the FTP server
through the second VPN tunnel, an static route on ES-4024A is required to direct the
All contents copyright (c) 2007 ZyXEL Communications Corporation.
ZyWALL USG 1000 Support Notes
126