usage should be lower than 70%.

Memory usage

Under normal circumstances, memory usage should be lower than 70%.

System logs

Under normal circumstances, system logs should have no errors or warnings. If there are such logs, contact the supplier for solutions.

Remote maintenance

After the upgrade, remote maintenance should be disabled to avoid security risks.

Configuration backups

After the upgrade, device configurations should be backed up and archived locally.

Database update

After the upgrade is complete, the database should be up-to-date to ensure the accuracy and completeness of the application signature database.