Disable NetBIOS via Windows register

NetBIOS is a very old protocol wich is no more interesting today except in some particular cases.

To disable it with the Windows register there are only a few steps :

  • Launch the register editor (regedit.exe)
  • Go to HKLM\SYSTEM\CurrentControlSet\services\NetBT\Parameters\Interfaces
  • Select each interface
  • Each interface wich have a paramater NetbiosOptions put to 0 or 1 must be change to 2 and then clic OK
  • Close the register editor

The parameter SetTcpipNetbios can have these value :

  • 0 – Use NetBIOS parameters from DHCP server
  • 1 – Enable NetBIOS via TCP/IP
  • 2 – Disable NetBIOS via TCP/IP