1. Backup your data including configuration before firmware upgrade is recommended.
2. For UCM6xxx on 1.0.15.x or 1.0.16.x, please upgrade to 126.96.36.199 directly.
3. For UCM6xxx on firmware earlier than 1.0.15.x, please upgrade to 188.8.131.52 first, then upgrade to 184.108.40.206. To upgrade to 220.127.116.11, please check 18.104.22.168 release note “Important Upgrading Note” section and follow the instructions.
4. It is recommended to upgrade UCM to latest firmware for product lifespan and security improvements.
Download UCM61xx Firmware Files:
Previous UCM61xx Firmware:
UCM61xx 22.214.171.124: Firmware File
UCM61xx 126.96.36.199: Firmware File
UCM61xx 188.8.131.52: Firmware File
UCM61xx 184.108.40.206: Firmware File
UCM61xx 220.127.116.11: Firmware File
UCM61xx 18.104.22.168: Firmware File