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Set Up the IPSec VPN Tunnel of ZyWALL/USG without Using VPN
Concentrator Hub_HQ-to-Branch_A
Go to CONFIGURATION > VPN > IPSec VPN > VPN Gateway and select Enable. Type
the VPN Gateway Name used to identify this VPN gateway.
Then, configure the Secure Gateway IP as the Branch A's Gateway IP address (in the
example, 172.16.20.1). 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
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