with Linux

The following connection types are supported by the SARA-R4:

1. AT interface

https://exelonix.atlassian.net/wiki/spaces/VTD/pages/3798007825

2. Qualcomm MSM Interface

Recommended

3. Point-to-Point Protocol

Not recommended as it requires dynamic configuration of the tty device due to the USB enumeration order not being guaranteed, as well as configuration of chat scripts. It also does not allow concurrent AT commands and network support.