QNAP QTS 4.3.4.0695 known issues

QNAP firmware issues

Since years, QNAP seems to have serious problems releasing working firmware releases. This resulted in 6 firmware revocations in 2018. I will now publish a blogpost for every new firmware for the ARM series with Annapurna Labs CPU and document the known issues.

Known issues

• Notification for a new firmware via Mail fails 
  • this will be solved with QTS 4.3.5
• RTRR backup to a second NAS created high load on the target NAS after backup finished
  
  • update: qnap told me thats intended behavior
• Network connection can not be reestablished in case of connection loss (router reboot or cable unplugged)
• DNS server set to 0.0.0.0 in static IP configurations
  • must be changed manually after the update
• Write permissions issue
  • can be solved with a downgrade
• QSYNC causes high CPU load
  • can be solved with a downgrade
• Plex server not running
  • can be solved with a downgrade