Network connection to Nanopi device

We want to use internet connection of Quectel BG96 modem to NanoPI device so using pppd how to connect it ? and when I connect Quectel modem to Nanopi using USB inetface it using 4 or more ports like ttyUSB0, ttyUSB1, ttyUSB2, ttyUSB3, ttyUSB4 why ?
if any one know please help us.

Best regards

Hello @digikey_user

I did talk with one of my Engineers and he stated that’s normal for lte radios to have multiple usb serial interfaces.

He also suggested that you should sign up and retrieve the Linux instructions listed here.