FortiOS 5.2.8 Release Notes


This document provides the following information for FortiOS 5.2.8 build 0727:

  • Special Notices
  • Upgrade Information
  • Product Integration and Support
  • Resolved Issues
  • Known Issues
  • Limitations

See the Fortinet Document Library for FortiOS documentation.

Supported models

FortiOS 5.2.8 supports the following models.

FortiGate FG-20C, FG-20C-ADSL-A, FG-30D, FG-30D-POE, FG-40C, FG-60C, FG-60C-SFP,

FG-60C-POE, FG-60D, FG-60D-3G4G-VZW, FG-60D-POE, FG-70D, FG-70D-POE,

FG-80C, FG-80CM, FG-80D, FG-90D, FGT-90D-POE, FG-92D, FG-94D-POE, FG98D-POE, FG-100D, FG-110C, FG- 111C, FG-140D, FG-140D-POE, FG-140D-POE-

T1, FG-200B, FG-200B-POE, FG- 200D, FG-200D-POE, FG-240D, FG-240D-POE,

FG-280D-POE, FG-300C, FG-300D, FG-310B, FG-310B-DC, FG-311B, FG-400D,

FG-500D, FG-620B, FG-620B-DC, FG- 621B, FG-600C, FG-600D, FG-800C, FG-

800D, FG-900D, FG-1000C, FG-1000D, FG-1200D, FG-1240B, FG-1500D, FG1500DT, FG-3000D, FG-3100D, FG-3040B, FG-3140B, FG-3200D, FG-3240C, FG-

3600C, FG-3700D, FG-3700DX, FG-3810D, FG-3815D, FG-3950B, FG-3951B

FortiWiFi FWF-20C, FWF-20C-ADSL-A, FWF-30D, FWF-30D-POE, FWF-40C, FWF-60C,



FortiGate Rugged FGR-60D, FGR-100C
FortiGate VM FG-VM64, FG-VM64-HV, FG-VM64-KVM, FG-VM64-XEN
FortiSwitch FS-5203B
FortiOS Carrier FCR-3950B and FCR-5001B

FortiOS Carrier 5.2.8 images are delivered upon request and are not available on the customer support firmware download page.

FortiOS Carrier firmware image file names begin with FK.

Introduction                                                                                                                    Last Release of Software

The following models are released on a special branch based off of FortiOS 5.2.8. As such, the System > Dashboard > Status page and the output from the get system status CLI command displays the build number.




Released on build 9141.
FGT-VM64-AZURE Released on build 5464.

To confirm that you are running the proper build, the output from the get system status CLI command has a branch point field that should read 0727.

Having trouble configuring your Fortinet hardware or have some questions you need answered? Check Out The Fortinet Guru Youtube Channel! Want someone else to deal with it for you? Get some consulting from Fortinet GURU!

Don't Forget To visit the YouTube Channel for the latest Fortinet Training Videos and Question / Answer sessions!
- FortinetGuru YouTube Channel
- FortiSwitch Training Videos

Cybersecurity Videos and Training Available Via: Office of The CISO Security Training Videos