Communication Mode - This Parameter will dictate the Unit Communication Mode:
Disabled - Unit will connect using regular APN (Dynamic IP - SIM)
VPN Enabled - The unit will connect using VPN (Static IP - SIM). If the VPN fails, the unit will connect using APN.
MQTT Enabled - Unit will connect using APN and MQTT, once configuring this parameter all necessary MQTT configuration will be sent automatically (user name, password, etc..).
VPN Only - Unit will connect using VPN (No Fall-back)
Keep Alive Poll Interval (sec) - Defines the Keep-Alive time interval in seconds. The default value is 2500 sec, meaning the unit will communicate with the server every 2500 sec.
WPN - Primary Address - Primary APN Server address.
When the unit is configured to use APN, this will be the first address the unit will try to connect to.
WPN - Backup Address - Backup APN Server address.
When the unit is configured to use APN, this will be the third address the unit will try to connect to.
VPN - Primary Address - Primary VPN Server address.
When the unit is configured to use VPN, this will be the first address the unit will try to connect to.
VPN - Secondary Address - Secondary VPN Server address.
When the unit is configured to use VPN, this will be the Second address the unit will try to connect to.
VPN - Backup Address - Backup VPN Server address.
When the unit is configured to use VPN, this will be the third address the unit will try to connect to.