HQFW(config)# object network BRANCH_NETWORK When the routers renegotiate some parameters, it will go over phase 1 tunnel.įirst off, let’s create network objects to define internal network for each site. Phase 1 tunnel is used for communication between the routers (in this scenario, Firewalls). When user sends some packets, it will go over phase 2 tunnel.
In IPsec, there are 2 tunnels involved which are IKE phase 1 and phase 2.
Basic connectivity between two firewalls is already established. One firewall, switch and PC in each location. Here is the diagram that I am going to use through out this post. An example of company that needs Site-to-Site VPN is a growing company which opens many branch offices.
Site-to-Site VPN extends company’s network making company resources available from one location to another. It is a VPN connection that allows you to securely connect two LANs over the internet. If you are looking for Route-based VPN with IKEv2, check out my another post 🙂 Today I am going to set up Site-to-Site VPN between 2 ASAs on my GNS3. Do you want to connect a branch office to your HQ with lower cost? If so, this post might be good for you.
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