DON’T REJOIN TO FIX: The trust relationship between this workstation and the primary domain failed

  If you Google “the trust relationship between this workstation and the primary domain failed”, you get plenty of information from support blogs and Microsoft articles; however, most of them ask you to re-join your machine to the domain. That’s not always possible. What’s the problem and how did I get here? The underlying problem […]

How to Add domain accounts to Local Workstation Administrators Group using GPO

  Finding Restricted Groups is easy but it only works in a domain with Active Directory so trying to find it within your local GPO on your computer isn’t possible. At first you right click on Restricted Groups and select “Add Group”. What you get is the default window to choose a group, either from […]

Unexpected exchange mailbox server error – ActiveSync error from application log. Event ID: 3005

  Unexpected Exchange mailbox Server error: Server: [server.domain.com] User: [users@domain.com] HTTP status code: [400]. Verify that the Exchange mailbox Server is working correctly. In application log, every time someone tries to sync their phone up.  The server in use is running windows server 2k3 r2 with all the patches.   First approach – Instructions: 1. […]

Fix: Windows XP Firewall Settings grayed out

Problem: Cannot change Windows Firewall setting on a Microsoft Windows XP SP2 workstation connected to a Small Business Server 2003 because the options are grayed out. Solution: Remove Firewall Group Policy from the registry. Note: Local Machine Administrator Rights may be required. If necessary contact your Network Administrator. Launch RegEdit. Delete the Registry Key: [HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\WindowsFirewall] […]

Disabling the Windows Firewall

Disabling the Windows Firewall This document describes three methods for turning off the Windows Firewall. The first method is for any user with administrative privileges on an individual machine not remotely or collectively managed in any way. The other two methods are for use only by IT administrators on managed systems. Note that you still […]

Windows XP Multiuser Remote Desktop

An interesting feature, on Windows XP, is the ability to be remote controlled from a second PC: the so called “Remote Desktop Connection” can be used from a dial-up connection or in a local ethernet network. XP (and Media Center Edition), differently than the Server versions of Windows, has a limit: a single PC can be […]

Windows Vista cannot obtain an IP address from certain routers or from certain non-Microsoft DHCP servers

To resolve this issue, disable the DHCP BROADCAST flag in Windows Vista. To do this, follow these steps: Click Start , type regedit in the Start Search box, and then click regedit in the Programs list. If you are prompted for an administrator password or for confirmation, type your password, or click Continue. Locate and […]