alibi@alibi-HP-250-G7-Notebook-PC:~$ dmesg | grep -i blue
[  665.476227] Bluetooth: Core ver 2.22
[  665.476270] Bluetooth: HCI device and connection manager initialized
[  665.476275] Bluetooth: HCI socket layer initialized
[  665.476278] Bluetooth: L2CAP socket layer initialized
[  665.476283] Bluetooth: SCO socket layer initialized
[ 1349.098771] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 1349.098773] Bluetooth: BNEP filters: protocol multicast
[ 1349.098778] Bluetooth: BNEP socket layer initialized
alibi@alibi-HP-250-G7-Notebook-PC:~$