Adding A Backup Fortigate Unit To Improve Reliability - Fortinet FortiGate 1U Quick Start Manual

Adding a backup FortiGate unit to improve
reliability
Adding a backup FortiGate unit to a currently installed FortiGate unit provides
redundancy if the primary FortiGate unit fails. This system design is known as High
Availability (HA) and is intended to improve network reliability.
1. Adding the backup FortiGate unit and configuring HA
2. Testing the failover functionality
3. Upgrading the firmware for the HA cluster
Internet
WAN 1
FortiGate
(Primary)
Internal
Internal Network

Adding a backup FortiGate unit to improve reliability

Internet
Switch
Dual HA Links
WAN 1
HA 1 HA 1
FortiGate
(Primary)
HA 2
HA 2
Internal
Switch
Internal Network
WAN 1
FortiGate
(Backup)
Internal
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