Configuring an HA cluster

High availability

 

 

Figure 14: Example Active-Active HA configuration

11If you are configuring a NAT/Route mode cluster, power off the FortiGate unit and then repeat this procedure for all the FortiGate units in the cluster. Once all the units are configured, proceed to “Connecting the cluster” on page 76.

12If you are configuring a Transparent mode cluster, reconnect to the web-based manager.

You might have to wait a few minutes before you can reconnect.

13Go to System > Status.

14Select Change to Transparent Mode and select OK to switch the FortiGate unit to Transparent mode.

15Power off the FortiGate unit.

16Repeat this procedure for all the FortiGate units in the cluster.

Connecting the cluster

Use the following procedure to connect a cluster operating in NAT/Route mode or Transparent mode. Connect the FortiGate units in the cluster to each other and to your network. You must connect all matching interfaces in the cluster to the same hub or switch. Then you must connect these interfaces to their networks using the same hub or switch.

Fortinet recommends using switches for all cluster connections for the best performance.

The FortiGate units in the cluster use dedicated HA ethernet interfaces to communicate HA status information to make sure the cluster is functioning properly. For this reason, the connection between the HA interfaces of all the FortiGate units in the cluster must be well maintained. An interruption of this communication can have unpredictable results.

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Fortinet Inc.

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Fortinet FortiGate-800 manual Connecting the cluster, Example Active-Active HA configuration