FortiGate Cluster Protocol
As we have said, FortiGate Cluster Protocol (FCGP) provides failover protection (the clustered firewall services are available even after a failure on the primary unit). To explain the FGCP protocol, we can start from a practical example, showing the steps required to configure two FortiGate units (FortiGate_Master and FortiGate_Slave) in a cluster to connect two networks linked to the interfaces wan1 and wan2 with high availability (HA). The schema of this scenario is the one we can see in the following diagram:
As shown in the previous image, four network interfaces are required for each firewall. At least one port on ...
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