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Anyone had any show stoppers going from 220.127.116.11-12n to 18.104.22.168-83n on TZ600?
It is essential to be on 22.214.171.124-83n due to vulnerability CVE-2020-5135 and this can be direct upgrade from 126.96.36.199 to 188.8.131.52.
Please take a look at the known issues section of the release notes of this new firmware version. Also, please take necessary backup of your settings before performing an upgrade.