Enable Site-To- Site VPN between Cisco & Fortinet

Here we will see how to configure the site to site vpn between Cisco RV042 & Fortinet Firewall.

Firtst we will configure on cisco rv042

Step-1


Open your cisco router and go toVPN -> Gateway to Gateway

Step-2

Configure as shown as below

Step-3

Step-4

Now we will coonfiure on the fortinet side
Go to VPN and select the "Site to Site" Cisco as show below

Step-5
Configure the Phase-1, Phase-2 as shown below in the template.

 Step-6

Now, go to the Policies and select "ipv4" create new policy as shown below.

 We have to create two policies 1. from internal(lan) netowrk to tunnel1(Vpn)
2. tunnel1(vpn) to internal(lan)

 Policy-2

Step-7

Now we will add the route in the system by adding the remote ip/range.

Now your VPN is up and running. you can go to the VPN and go to Monitor and select the Ipsec and you will see the VPN status as "UP".

Comment below if any queries.