Connections from Endpoint 1 to Endpoint 2 will pass through the specified tunnel endpoints. Tunnel endpoints are generally ...

Connections from Endpoint 1 to Endpoint 2 will pass through the specified tunnel endpoints. Tunnel endpoints are generally gateway servers.

Note: When IPsec tunneling is used, the authentication mode must be set to "Require inbound and outbound" or "Require inbound and clear outbound" (for gateway devices).