dmXLAN Firmware Updater can be used to update al the dmXLAN devices with an ethernet port. Press scan to search for devices. Only device with a green indicator can de update. If you see an triangle with an exclamation mark, please verify your IP setting.
If you experience problems, you can start the client device in the BOOT mode by holding the rotary encoder down while plugging in the power cord. If the device does not have a rotary encoder, there always is a small button which replaces this functionality.
Switches always need to be updated when in boot mode.