Network Access Protection Agent - Windows Vista Service
Enables Network Access Protection (NAP) functionality on client computers.
This service also exists in Windows 7, 8 and XP.
Startup Type
| Windows Vista edition | without SP | SP1 | SP2 |
|---|---|---|---|
| Starter | Manual | Manual | Manual |
| Home Basic | Manual | Manual | Manual |
| Home Premium | Manual | Manual | Manual |
| Business | Manual | Manual | Manual |
| Ultimate | Manual | Manual | Manual |
Default Properties
| Display name: | Network Access Protection Agent |
| Service name: | napagent |
| Type: | share |
| Path: | %WinDir%\System32\svchost.exe -k NetworkService |
| File: | %WinDir%\system32\qagentRT.dll |
| Error control: | normal |
| Object: | NT AUTHORITY\NetworkService |
| Privileges: |
|
Default Behavior
The Network Access Protection Agent service starts as NT AUTHORITY\NetworkService and runs in a shared process of svchost.exe. If Network Access Protection Agent fails to start, the error is recorded into the Event Log. Windows Vista startup proceeds, but a message box is displayed informing you that the napagent service has failed to start.
Dependencies
Network Access Protection Agent will not start, if the Remote Procedure Call (RPC) service is stopped or disabled.
Restore Default Startup Type of Network Access Protection Agent
Automated Restore
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreNetworkAccessProtectionAgentWindowsVista.bat file to any folder on your hard drive.
3. Right-click the downloaded batch file and select Run as administrator.
4. Restart the computer to save changes.
Note. Make sure that the qagentRT.dll file exists in the %WinDir%\system32 folder. If this file is missing you can try to restore it from your Windows Vista installation media.