Billion Electric Company BiGuard 50G - Manual (Page 122)

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4.4.6.1 IPSec
IPSec is a set of protocols that enable Virtual Private Networks (VPN).
You can find two items under the IPSec section: IPSec Wizard and IPSec Policy.
4.4.6.1.1 IPSec Wizard
Connection Name: A user-defined name for the connection.
Interface: Select the interface the IPSec tunnel will apply to.
WAN1: Select interface WAN1
WAN2: Select interface WAN2
Auto: The device will automatically apply the tunnel to WAN1 or WAN2
depending on which WAN interface is active when the IPSec tunnel is being
established. Note. Auto only applies to Fail Over mode. For Load Balance mode,
please do not select "Auto". In Load Balance mode, Auto will be forced to WAN1
interface if Auto is selected.
Pre-shared Key: This is for the Internet Key Exchange (IKE) protocol. IKE is used
to establish a shared security policy and authenticated keys for services (such as
IPSec) that require a key. Before any IPSec traffic can be passed, each router must
be able to verify the identity of its peer. This can be done by manually entering the