To log out of the SonicOS/X web management interface, click on the username initials at the top right corner of the banner and select Logout from the drop-down list.
In the confirmation dialog, click Continue.
The logout page is displayed.
To log back into the firewall, click Log Back In.
For security reasons, SonicOS/X automatically logs the administrator out after a specified period of inactivity. The default inactive time is 5 minutes. To change this, configure the desired number of minutes in the Log out the Admin after inactivity of (mins) field in the Login / Multiple Administrators screen on the DEVICE | Settings > Administration page.