ZyXEL Communications ZyWall ATP series - Set up the Ipsec VPN Tunnel on the Zywall;Usg Hub_Hq-To; Branch_A

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Set Up the IPSec VPN Tunnel on the ZyWALL/USG Hub_HQ-to-
Branch_A
Go to CONFIGURATION > VPN > IPSec VPN > VPN Gateway, select Enable. Type
the VPN Gateway Name used to identify this VPN gateway.
Then, configure the Primary Gateway IP as the Branch A’s wan1 IP address (in the
example, 172.16.20.1) and Secondary Gateway IP as the Branch A’s wan2 IP
address (in the example, 172.100.120.1). Select Fall back to Primary Peer Gateway
when possible and set desired Fall Back Check Interval time.
Type a secure Pre-Shared Key (8-32 characters) which must match your Branch
A’s Pre-Shared Key and click OK.
CONFIGURATION > VPN > IPSec VPN > VPN Gateway