However, many users found that after following these steps the DX80 still booted into CE8.2.0, sometimes accompanied by an “unknown error” message during the post‑install hook phase. In a 2018 Cisco community thread, an administrator reported that he had downgraded to CE8.2.0, uploaded the synergy package, and waited for 20 minutes, but the device remained on CE.
Download the package appended with the tag to replace any current corrupted files.
: Monitor system logs for controller communications using the command: dmesg | grep -i "timeout" . dx80ce820syn213brelpkg fixed
Breaking down the alphanumeric nomenclature reveals its underlying structural meaning:
A persistently fixed system will show the message at boot during package validation, and never again until the next update. However, many users found that after following these
When this package throws an error, it usually manifests in one of three ways:
If these CUCM steps are missed, the device will show as “Unprovisioned” or fail to register properly. : Monitor system logs for controller communications using
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.