General method.

 Net Bios, 10h   Call
 Net Bios, 11h   Listen
 Net Bios, 12h   Hang Up
 Net Bios, 14h   Send
 Net Bios, 15h   Receive
 Net Bios, 16h   Receive Any
 Net Bios, 17h   Chain Send
 Net Bios, 20h   Send Datagram
 Net Bios, 21h   Receive Datagram
 Net Bios, 22h   Send Broadcase Datagram
 Net Bios, 23h   Receive Broadcast Datagram
 Net Bios, 30h   Add Name
 Net Bios, 31h   Delete Name
 Net Bios, 32h   Reset
 Net Bios, 33h   Adapter Status
 Net Bios, 34h   Session Status
 Net Bios, 35h   Cancel
 Net Bios, 36h   Add Group Name
 Net Bios, 70h   Unlink