What is the fine-grained topic of the following text: SPA525 reboots continuously / is "bricked"
SPA525G2 "Upgrade failed: upgrade not allowed, version constraint" or "Upgrade failed: upgrade to less than rev not allowed"
which parameters if changed, cause a phone to reboot? Only return the topic.
Troubleshooting issues with SPA525G2 phone's continuous rebooting and upgrade failure.