HCI Testing Commands

OGF OCF Op-code      
0x06 0x0001 0x1801 V1.1 V1.2 Read_Loopback_Mode
0x06 0x0002 0x1802 V1.1 V1.2 Write_Loopback_Mode
0x06 0x0003 0x1803 V1.1 V1.2 Enable_Device_Under_Test_Mode