REGEDIT4

[HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Class\Modem\0000]
"Properties"=hex:80,01,00,00,ff,00,00,00,ff,00,00,00,07,00,00,00,0f,00,00,00,\
  77,07,00,00,00,84,03,00,00,fa,00,00