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Monday, August 5, 2013

Red X or Cross on Network Connection Icon - Windows 2008 R2


Description:

You found there's a Red X or Cross on Network Connection Icon.
Found some services stopped and cannot be started with access denied error.


Resolutions:

Ø  Check and add the registry permissions on the following key: 

•Regarding the BFE service, we have given “NT Service\BFE” account the following allow permissions on HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\BFE:

Query Value
Set Value
Create Subkey
Enumerate Subkeys
Notify
Read Control 

•Regarding the NLA service, we have given “NT Service\NLASvc” account the following allow permissions on HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NLASvc:

Query Value
Set Value
Create Subkey
Enumerate Subkeys
Notify
Read Control

•Regarding the DPS service, we have given “NT Service\DPS” account the following allow permissions on HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\DPS:

Query Value
Set Value
Create Subkey
Enumerate Subkeys
Notify
Read Control

Also it was necessary to give the same permissions to HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\WDI\Config


• Regarding the Windows Firewall service, we have given “NT Service\mpssvc” account the following allow permissions on HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\mpssvc:

Query Value
Set Value
Create Subkey
Enumerate Subkeys
Notify
Read Control

Also it was necessary to give the same permissions to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\SharedAccess

•Regarding the DHCP Client service, we have given Local Service account full control permissions on:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\DHCP

•Regarding the Distributed Transaction Coordinator, we have given “NT Service\MSDTC” account the following allow permissions on HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSDTC:

Query Value
Set Value
Create Subkey
Enumerate Subkeys
Notify
Read Control

Also it was necessary to add Network Service account with “read, write, read & execute”  permissions to the file C:\WINDOWS\system32\MSDtc\MSDTC.LOG

> All of the services can be started after adding the security permission. Restart the computer to make sure.

Note:
If the issue happens again ,you may want to check for the group policy, or local policy, or application that modified the security permission on those above registry.

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