Telit ME910 rmnet and serial ports 0x1101 composition support has been recently added in Linux kernel and is available since v4.15-rc6.
Telit ME910 is a LTE Cat M1 module, belonging to the xE910 family, capable of 1Mbps downlink and 1Mbps uplink throughput.
Support for serial ports has been added in driver option with commit 08933099e6404f588f81c2050bfec7313e06eeaf, while support for rmnet has been added in qmi_wwan with commit c647c0d62c82eb3ddf78a0d8b3d58819d9f552aa.