Set Up The Ipsec Vpn Tunnel On The Cisco - ZyXEL Communications ZyWALL ATP Series Handbook

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Go to CONFIGURATION > VPN > IPSec VPN > VPN Gateway and click Show
Advanced Settings. Configure Authentication > Peer ID Type as Any to let
the
ZyWALL/USG does not require to check the identity content of the remote IPSec router.
CONFIGURATION > VPN > IPSec VPN > VPN Gateway > Show Advanced Settings >
Authentication > Peer ID Type

Set Up the IPSec VPN Tunnel on the Cisco

To create an Address Object Name of your peer ZyWALL/USG Local IP address,
go to Networking > Address Management > Address Objects and click Add
Address. Select Network as the Type. Configure IP Address and Netmask to be
the IP address range of the network connected to the ZyWALL/USG. Click OK.
Networking > Address Management > Address Objects
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