

It will auto-fill the outside IP address of the FortiGate firewall. Local Gateway: Toggle the Local gateway switch and choose primary IP. Interface: Choose the outside interface of the FortiGate firewall. IP address: Enter the public IP address of the ASA firewall. Name: Provide a name for the tunnel towards the ASA. You will get a new VPN tunnel creation wizard. Provide a name for the IPsec VPN tunnel, for example, To-ASA-Site1.Ĭlick on Next. Goto VPN->IPsec Tunnels-> Create New-> IPsec tunnel. Let’s go ahead and configure Phase 1 of the IPsec tunnel on the FortiGate firewall. The IPsec tunnel configuration consists of two phases, phase1 and phase2.

We have covered plenty of blogs about installing IPsec site-to-site VPN between different network vendor equipment. You can build the IPsec tunnels with the existing network that you have. That’s the only requirement for you to connect the sites using IPsec tunnels. By default, most of the network will have internet access, and the devices they have at the edge of the network will have IPsec capability. It provides security and is a lot cheaper than other means of connecting the WAN network. We use an IPsec site-to-site VPN tunnel to connect two sites.
