Downgrading a SMT210 device to a major Gekkota OS version with an SD card

After ordering, the SMT210 devices are delivered now with the latest major Gekkota OS version: Gekkota OS 4.XX.YY.

For device fleet homogeneity, some customers may wish to downgrade these SMT210 devices to a major Gekkota OS version Gekkota OS 3.XX.YY. The only way to do this is to execute a device formatting procedure with a boot-able SD card containing an ISO image embedding the SMT210 Gekkota OS 3.12.57 firmware version .

Warning, the device formatting is leading to the loss of:

After the Gekkota OS downgrading, the test card is displayed.

Consequently, it is highly recommended to save all the required parameters to be able to reconfigure your SMT210 afterwards:

It is possible also to prepare a configuration script which can be injected then by USB when the migration will be completed.

2019-10-24 Gekkota OS 3.12.57 ISO Image for SMT210 download

BUG FIX, NEW FEATURES, MINOR UPDATES
  • Initial version
    • File extension: .iso
    • File size: 1,8 GB
COMPATIBILITIES
  • Device: SMT210
  • Initial version before downgrading: Gekkota OS 4.XX.YY
  • Version after the downgrading is completed: Gekkota OS 3.12.57

PREREQUISITE BEFORE EXECUTING THE PROCEDURE

ADDITIONAL SD CARD:

A SD card, called User data SD card, is installed by default in any SMT210 device but it can't be used for the device formatting. So it is required to have another SD card (at least 2GB), called ISO image SD card, which will be made boot-able to support the formatting with the ISO image. To know the supported SD card models, refer to the SMT210 user manual.

REMOVE ALL THE SMT210 GEKKOTA OS 4.XX.YY FIRMWARE FROM YOUR CMS:

To avoid any unexpected software upgrade, it is recommended to remove any SMT210 Gekkota OS 4.XX.YY version from your CMS.

ISO IMAGE SD CARD PREPARATION

ISO IMAGE DOWNLOADING:

Download the Gekkota OS 3.12.57 ISO Image for SMT210, whose filename is gekkota_os_smt210-3.12.57.iso, in a local directory of your Windows computer. The download time can depend on the network connection quality.

SD CARD FAT FORMATTING:

Insert your ISO image SD card in the SD card reader of your Windows Computer. In case Windows is showing a message inviting to format the SD card, choose yes - Formatting option: Fast formatting - File system: FAT - Sector size: 32 KB

ISO IMAGE FLASHING WITH BALENAETCHER SOFTWARE:

The Gekkota OS 3.12.57 ISO Image for SMT210 can be burnt on your ISO image SD card with any ISO image flashing software. However Innes recommends to use the BalenaEtcher software (version V1.5.59, for example). If not already done, insert your ISO image SD card in the SD card reader of your Windows Computer. Screen

BalenaEtcher filename version OS Windows Size Download link
balenaEtcher-Setup-1.5.59.exe 1.5.59 x86, x64 139 MB BalenaEtcher Web site

Install for example BalenaEtcher software and execute it:

GEKKOTA OS MAJOR VERSION DOWNGRADING

Before inserting the ISO image SD card in the SD card reader of the SMT210 device, first you have to remove the existing User data SD Card:

Gekkota OS - 3.12.57
...
IPV4: 192.168.0.2/24
IPV6: fc00::21c:e6ff:fe02:00be (for example)
...

SMT210 CONFIGURATION

Connect an ethernet cable on the SMT210 device if required. Connect to the SMT210 configuration Web interface to configure your device. If the IPV6 protocol is supported, you can for example connect to the SMT210 configuration Web interface by using the SMT210 IPV6 address in a Web browser. For example:

http://[fc00::21c:e6ff:fe02:00be]/.admin/

Inactivate the test card and enter in the appropriate menu:

To configure your SMT210, you can use a configuration script. For further information, contact support@innes.fr.

Check that the SMT210 device is properly registered in your CMS and check the variables values associated to it. Publish the content like you were used to.

With a screw driver, set back the screw and the spacer at the back of the SMT210 to ensure that the SD card cannot be removed. Mount back the SMT210 on the wall.

OTHER TESTED SD CARDS

These SD cards have been successfully tested:

Trade mark Model type Size
Kingston SDHC Ultimate 100K 16 GB
Transcend SD 2 GB
Kingston SDHC 8 GB
Essentielb SDHC 32 GB