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How to Start/Stop
IPsec Policy Agent service
Description Services Regedit Back CMD Msconfig
Service name: PolicyAgent
Display name: IPsec Policy Agent

Description:
Internet Protocol security (IPsec) supports network-level peer authentication, data origin authentication,
data integrity, data confidentiality (encryption), and replay protection.  This service enforces IPsec policies
created through the IP Security Policies snap-in or the command-line tool "netsh ipsec".  If you stop this
service, you may experience network connectivity issues if your policy requires that connections use IPsec.  
Also,remote management of Windows Firewall is not available when this service is stopped.

Path to executable:
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted
Type services.msc and press Enter
Services.msc:
This method shows you how to Start/Stop IPsec Policy Agent from Services.msc
Please perform the following steps:

Please go to Pearl button (Start) and click on the Search programs and files
For more information about the change from Start to Pearl button click here
Locate IPsec Policy Agent observe his current status and open to make changes.
From General tab you can Start/Stop and change the Startup type of IPsec Policy Agent

To finish press ok button and close Services window
Type regedit and press Enter
Please confirm User Account Control pop-up
Microsoft official disclaimer

Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by
using another method. These problems might require that you reinstall the operating system. Microsoft
cannot guarantee that these problems can be solved. Modify the registry at your own risk.

Please navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\PolicyAgent and
locate Start registry key
Regedit:          
This method shows you how to change Startup type of IPsec Policy Agent from Registry Editor.
Please perform the following steps:

Please go to Pearl button (Start) and click on the Search programs and files
For more information about the change from Start to Pearl button click here
   
   
Type cmd, right click on cmd icon under the Programs and click on Run as administrator
Please confirm User Account Control pop-up
Please select, right and copy a registry key from below, then right click on command prompt window
, select Paste and press Enter

To Start IPsec Policy Agent:

net start PolicyAgent

Note: You can’t start a service if Startup type is on Disabled.

To Stop IPsec Policy Agent:

net stop PolicyAgent

To change Startup type:

Automatic:
REG add "HKLM\SYSTEM\CurrentControlSet\services\PolicyAgent" /v Start /t REG_DWORD /d 2 /f

Manual:
REG add "HKLM\SYSTEM\CurrentControlSet\services\PolicyAgent" /v Start /t REG_DWORD /d 3 /f

Disabled:
REG add "HKLM\SYSTEM\CurrentControlSet\services\PolicyAgent" /v Start /t REG_DWORD /d 4 /f

Automatic (Delayed Start):
REG add "HKLM\SYSTEM\CurrentControlSet\services\PolicyAgent" /v Start /t REG_DWORD /d 2 /f

Note: When you change to Automatic (Delayed Start) a new key DelayedAutostart is created with value 1.
REG add "HKLM\SYSTEM\CurrentControlSet\services\PolicyAgent" /v DelayedAutostart /t REG_DWORD /d 1 /f

When you change to Automatic from Automatic (Delayed Start), DelayedAutostart change value to 0.
REG add "HKLM\SYSTEM\CurrentControlSet\services\PolicyAgent" /v DelayedAutostart /t REG_DWORD /d 0 /f
CMD:          
This method shows you how to Start/Stop and change Startup type of IPsec Policy Agent from
Command Prompt
Please perform the following steps:

Please go to Pearl button (Start) and click on the Search programs and files
For more information about the change from Start to Pearl button click here
Msconfig:          
This method shows you how to prevent IPsec Policy Agent service from starting with the operating
system using System Configuration (msconfig.exe)
Please perform the following steps:

Please go to Pearl button (Start) and click on the Search programs and files
For more information about the change from Start to Pearl button click here
Write msconfig and press Enter
In System Configuration please go to Services tab and locate IPsec Policy Agent. Uncheck the box to
prevent this service to start and then press
OK to finish.  
Any change make in System Configuration will be apply after restart.  
Up Back
   
   
Double click on Start and edit the value:

Change Startup type :

Automatic - 2
Manual - 3
Disabled - 4
Automatic (Delayed Start) - 2

Note: When you change to Automatic (Delayed Start) a new key DelayedAutostart is created with value 1.
When you change to Automatic from Automatic (Delayed Start), DelayedAutostart change value to 0.