User manual

Table of Content
6
How to Import Trusted CA certificate? ................................................................................. 138
How to Import Server CA certificate? .................................................................................. 139
How to use Vlan? .................................................................................................................. 139
How to use LLDP? ................................................................................................................ 139
How to Set LCD and Web GUI： ......................................................................................... 139
How to Upgrade via FTP? .................................................................................................... 140
How to make Ringtone? ........................................................................................................ 140
How to use Open VPN? ........................................................................................................ 140
Provisioning Guide on Free PBX:......................................................................................... 140
Failover Notes ....................................................................................................................... 140
How to Upload Wallpaper? ................................................................................................... 140
How to Use Auto Provision Phonebook? .............................................................................. 140
All Documents ...................................................................................................................... 140