Connect to your PBXware system via SSH as the root user.
Go to the /opt directory

cd /opt

Stop the following services:
/opt/pbxware/sh/stop
/opt/httpd/sh/stop

Create a tar file:
tar –numeric-owner -czf backup.tgz httpd pbxware

restart the services:
/opt/pbxware/sh/start
/opt/httpd/sh/start

How to restore:

Connect to your PBXware system via SSH as the root user.
Go to the /opt directory

cd /opt

Stop the following services:
/opt/pbxware/sh/stop
/opt/httpd/sh/stop

Unzip the backup archive
tar –numeric-owner -xvf chemin_du_BACKUP
Where BACKUP_path is the full path to your backup file.

Restart the services:
/opt/pbxware/sh/start
/opt/httpd/sh/start