Firmware updates over the air: the panel downloads the image over the cellular link, verifies the digital signature and only then writes it to memory. No engineer visit is needed.
You will need
Access to the ISS PRO console, a steady GSM signal at the site
Important
The panel does not send events while firmware is being written. Schedule the update at a time agreed with the security company.
- 1
Check the link
GSM level and mains power. Updates are not started on battery.
- 2
Schedule the update
The panel picks up the job from the console and downloads the image when the air is free.
- 3
Signature check
The panel verifies the digital signature of the image. A file without a valid signature is not written.
- 4
Restart
After writing, the panel reboots and confirms the version with a test event to the console.
The result
The panel rebooted on the new version and confirmed it with a test event; settings and user keys survive the update.