Steps to perform MTE2-L12G2 firmware upgrade:
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- Web into the MTE2 device and login
- Click on System Related -> System Tools -> Firmware Upgrade
- Click on Choose File button and select the firmware BIN file
- Click on the Upgrade button
 
- DO NOT INTERRUPT DURING THE FIRMWARE UPGRADE PROCESS.   IT WILL TAKE 5 to 10 MINUTES TO COMPLETE

 -   After firmware upgrade is successful, Web into the MTE2 again and make sure it displays the correct firmware version number you just upgraded.
 -   Press and hold the reset button for minimum 15 seconds to reset the MTE2 back to factory default settings in case there are any issues.

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May 2022 (Version v3.08)
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Firmware file name, version and MD5 checksum: 
	20220525_MultiTech_MTE2-L12G2_v3.08.bin (version v3.08)
	MD5 checksum = e0ba8910c4a057b13cfd8b36348cb9d1

Enhancements:
- Added - remove WAN dialup options in Web UI that are no longer needed
- Added - show DeviceHQ check in status with Succeed or Failed in Web UI
- Added - support radio firmware DFOTA update via DeviceHQ.   Radio firmware version must be at least version A13
- Added - improve reconnect timeout after adnormal cellular disconnect
- Added - radio logging tool for debugging
- Added - increase log file size
- Added - DeviceHQ checkin every 7 days
- Added - iperf3 tool

Fixes:
- Fixed - CVE-2022-0778 security issue about openssl
- Fixed - extended network registration check timeout to 90 seconds (only if running firmware version v3.06)
- Fixed - web UI display incorrect cellular ID 
- Fixed - DHCP DNS setting in web UI 
- Fixed - command line to perform firmware and configuration file update
- Fixed - IP passthrough when cellular assigned IP ended with .0 or .255
- Fixed - Integer overflow issue in cellular Data Usage / Data Allowance 



