Htek UC926E - How to Make Ringtone; How to Use Open VPN; Provisioning Guide on Free PBX

Troubleshooting
183
How to make Ringtone?
 Click How to Make Ringtone
How to use Open VPN?
 Click Open VPN note
Provisioning Guide on Free PBX
 Click Set Auto Provision on FreePBX
Redundancy Server
 Click Redundancy Server
How to Use Auto Provision Phonebook?
 Click About AP Phonebook
All Documents
 Click Documents Guide, you can get all tech files.