Interoperability - Vpn With Other Vendors; Zywall With Fortigate Vpn Tunneling - ZyXEL Communications ZYWALL 1050 Support Notes

1.2.2 Interoperability – VPN with other vendors

1.2.2.1 ZyWALL with FortiGate VPN Tunneling

This page guides how to setup a VPN connection between the ZyWALL 1050/ZyWALL
USG 300 and FortiGate 200A.
As on the figure shown below, the tunnel between Central and Remote offices ensures the
packet flow 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 FortiGate are
explained in the following sections.
Central Office Gateway
ZyWALL
LAN: 192.168.1.X
The central office gateway ZyWALL 1050's interface and VPN setting retain the same setting
as in the previous example. If you jumped this section first, please refer to 'ZyWALL 1050 to
ZYWALL70 VPN tunnel setting' on page 8.
This list below is to briefly show the VPN phase1 and phase2 configuration parameters:
ZyWALL
WAN: 210.110.7.1
LAN: 192.168.1.0/24
Negotiation Mode : Main
Pre-share key: 123456789
Encryption :DES
All contents copyright (c) 2007 ZyXEL Communications Corporation.
ZyWALL 1050/ZyWALL USG 300 Support Notes
Static IP address
210.110.7.1
Internet
Phase 1
Static IP address
167.35.4.3
Branch Gateway
FortiGate 200A
LAN: 192.168.2.X
FortiGate
WAN: 167.35.4.3
LAN: 192.168.2.0/24
Phase 1
Negotiation Mode : Main
Pre-share key: 123456789
Encryption :DES
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