gateway using WAN1 through a secure VPN tunnel. Should WAN1 fail, outbound traffic from BiGuard 50G will automatically be redirected to WAN2. This process is completely transparent to the remote gateway, as BiGuard 50G will automatically update the domain name (biguard.billion.com) with the WAN2 IP address. Configuring a Gateway to Multiple Gateway setup with Fail Over is similar, as shown below:
Configuring BiGuard 50G for Fail Over provides added reliability to your VPN.
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