![]() Standalone Chassis: Check related article.ġ) In this method, the downtime will be around 30-40 minutes.Ģ) Upload the FortiOS image to the Master Chassis from GUI: Global Dashboard -> System -> Firmware, upload FortiOS file, confirm version downgrade, backup config and downgrade.ģ) Both chassis will reboot with the uploaded firmware image.Ĥ) Wait for both chassis to come up. Have console connections to both Master and Slave Chassis. Two separate IP addresses are required to access Master and Slave chassis individually using GUI during downgrade process. In case of HA where Method2 is followed, both Master and Slave configuration files are required. For example, to downgrade to v5.6.7 from v6.2.4, previous configuration file of v5.6.7 is required. The previous configuration file of the firmware to downgrade is required. There will be downtime during downgrade since graceful downgrade is not supported. Gartner disclaims all warranties, expressed or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose.This article describes details regarding the downgrade of firewall image. ![]() Gartner research publications consist of the opinions of Gartner's research organization and should not be construed as statements of fact. Gartner does not endorse any vendor, product or service depicted in its research publications, and does not advise technology users to select only those vendors with the highest ratings or other designation. The Gartner document is available upon request from Fortinet. as part of a larger research document and should be evaluated in the context of the entire document. This graphic was published by Gartner, Inc. ![]() ![]() and internationally and are used herein with permission. GARTNER is a registered trademarks and service mark, and MAGIC QUADRANT is a registered trademark of Gartner, Inc. Gartner, Magic Quadrant for Network Firewalls, Rajpreet Kaur, Adam Hils, Tom Lintemuth, 20 December 2022. ![]()
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