Int 21 Fn 5F45  u - LAN Manager Enhanced DOS - Local Netwkstasetinfo       [N]

   AX = 5F45h
   BX = level (0000h or 0001h)
   CX = buffer size
   DX = parameter to set
   ES:DI -> buffer

Return: CF clear if successful
   CF set if error
       AX = error code

See Also: AX=5F44h