Registry Keys Added by Remote Access Service
This article was previously published under Q177118 IMPORTANT: This article contains information about modifying the registry. Before you
modify the registry, make sure to back it up and make sure that you understand how to restore
the registry if a problem occurs. For information about how to back up, restore, and edit the
registry, click the following article number to view the article in the Microsoft Knowledge Base:
256986 (http://support.microsoft.com/kb/256986/EN-US/) Description of the Microsoft Windows Registry
On This PageSUMMARY
When you install the Remote Access Service [RAS] and/or the Point to Point
Tunneling Protocol [PPTP], several registry keys are added or updated.
This article provides a list of those keys for a reference. This list may
be helpful in a situation where an uninstall or reinstall of the either
RAS or PPTP has failed. MORE INFORMATIONWARNING: If you use Registry Editor incorrectly, you may cause serious problems that may
require you to reinstall your operating system. Microsoft cannot guarantee that you can solve
problems that result from using Registry Editor incorrectly. Use Registry Editor at your own
risk. A few abbreviations have been used to enhance the readability of this article: CCS = CurrentControlSet HKCU = HKEY_CURRENT_USER HKLM = HKEY_LOCAL_MACHINE (x) = Number will vary with every computer depending on the bindings Registry Keys for RAS
HKLM\SYSTEM\CCS\Services\AsyncMac HKLM\SYSTEM\CCS\Services\AsyncMac(x) HKLM\SYSTEM\CCS\Services\NdisTapi HKLM\SYSTEM\CCS\Services\NdisWan HKLM\SYSTEM\CCS\Services\NdisWan(x) HKLM\SYSTEM\CCS\Services\NetBT\Adapters\NdisWan(x) HKLM\SYSTEM\CCS\Services\RasAcd HKLM\SYSTEM\CCS\Services\RasArp HKLM\SYSTEM\CCS\Services\RasAuto HKLM\SYSTEM\CCS\Services\RasMan HKLM\SYSTEM\CCS\Services\RemoteAccess HKLM\SOFTWARE\Microsoft\AsyncMac HKLM\SOFTWARE\Microsoft\NdisWan HKLM\SOFTWARE\Microsoft\RAS HKLM\SOFTWARE\Microsoft\RasAuto HKLM\SOFTWARE\Microsoft\RasMan HKLM\SOFTWARE\Microsoft\RemoteAccess HKLM\SOFTWARE\Microsoft\TAPI DEVICES HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\NetworkCards\(x) NOTE: If you remove the registry keys for RAS, do not remove values that refer to a specific network adapter. This will remove the specified network adapter and it will need to be reinstalled. Only remove NDISWAN values. HKCU\Software\Microsoft\RAS Autodial HKCU\Software\Microsoft\RAS Monitor HKCU\Software\Microsoft\RAS Phonebook Registry Keys for PPTP
HKLM\SYSTEM\CCS\Services\NdisWan(x) HKLM\SYSTEM\CCS\Services\NetBT\Adapters\NdisWan(x) HKLM\SYSTEM\CCS\Services\RASPPTPE HKLM\SYSTEM\CCS\Services\RASPPTPF HKLM\SYSTEM\CCS\Services\RASPPTPM HKLM\SYSTEM\CCS\Services\RASPPTPM(x) HKLM\SOFTWARE\Microsoft\RAS\TAPI DEVICES\RASPPTPM HKLM\SOFTWARE\Microsoft\RASPPTP HKLM\SOFTWARE\Microsoft\RASPPTPE HKLM\SOFTWARE\Microsoft\RASPPTPM HKLM\SOFTWARE\Microsoft\TAPI DEVICES\RASPPTPM HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\NetworkCards\(x) NOTE: If you remove the registry keys for PPTP, do not remove values that refer to a specific network adapter. This will remove the specified network adapter and it will need to be reinstalled. Only remove NDISWAN values. APPLIES TO
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