A computer commonly displays Windows Update error 80072ee7 when checking for Operating System (OS) updates or while trying to update Windows Live Messenger. This error is commonly displayed during the OS update because a static IP address for the Windows Update service is added to the computer’s Hosts file that needs to be changed or removed for the service to be operational again. Some third-party programs and add-on applications that add static address entries to the file cause this problem. This can prevent the computer from connecting to the appropriate Read More

Rotating a monitor screen has several practical uses. Having a “portrait” screen orientation allows viewers to see entire documents at 100% size and view taller web pages without the need to scroll as much. Additionally, rotated screens take up less space on a desk, especially if they are widescreen monitors. Note: Some monitors are not designed to be rotated (such as CRT Monitors). Therefore, users should determine whether their monitor can safely rotate without damage. It is not recommended that users physically turn any monitor that is not designed to Read More

The Active Directory database is logically separated into directory partitions: Schema partition Configuration partition Domain partition Application partition Each partition is a unit of replication and each partition has its own replication topology. Replication occurs between directory partition replicas. Minimum two directory partitions are common among all domain controllers in the same forest: the schema and configuration partitions. Additionally, all domain controllers that are in the same domain share a common domain partition. Schema Partition Only one schema partition exists per forest. The schema partition is stored on all domain Read More

Windows Operating System (OS) users may encounter the NMI Parity Check/Memory Parity Error during the computer start-up process. The error is normally displayed when a computer hangs or stops responding during the Windows start-up process, and may be the result of a number of hardware or hardware configuration problems. What does the NMI Parity Check/Memory Parity Error Look Like? A number of error codes can be displayed when the error occurs. These include: NMI: Parity Check/Memory Parity Error, NMI: Bus Timeout, NMI: Software NMI generated, NMI: Eisa IOCHKERR board x, Read More

Svchost.exe is a system process that handles the processes executed from the dynamic-link libraries (DLLs). A number of services are run from the dynamic-link libraries and svchost.exe is the generic host process name used for such services. A Few years back, Microsoft decided to move all of the functionality from internal Windows services into the .dll files. The .dll files were created for moving the functionality from the .exe files for the sake of better re-usability. However, the .dll files cannot be executed directly and so, svchost.exe is required so Read More

The Microsoft Corporation produced Windows Live Messenger, MSN Messenger’s most recent replacement. Windows Live Messenger is bundled as part of Windows Live Essentials that also includes applications for email, blogging, and processing photos. Live Messenger uses the Microsoft .Net Messenger service, which sometimes generates error code 80072745 when someone attempts to sign in. The chat application can be used on Windows XP SP2 and later, Windows Vista, Windows 7, Blackberry and Nokia phones, as well as the Xbox 360. How to Correct Error 8007245 Step 1 – Remove the Internet Read More

Understanding the Different Server Roles The server roles that exist in a networking environment are standalone servers, member servers and domain controllers. A standalone server is a computer that is not member of a domain, and can be a computer running Windows NT 4, Windows 2000 or Windows Server 2003. A test server is a good example of a standalone server. Standalone servers do not use Active Directory for authentication and access control because they are not included in the Active Directory domain. These servers use the local Security Accounts Read More

Preparing for Exchange Server 2003 Installation Before you can install Exchange Server 2003 you have to perform the activities discussed in this section of the Article. The following Windows services must be installed and enabled: Simple Mail Transfer Protocol (SMTP) service Network News Transfer Protocol (NNTP) service World Wide Web service Microsoft ASP.NETMicrosoft .NET Framework You can use the Services applet to verify that these services are installed and running. You have to extend the Active Directory schema so that the necessary Exchange 2003 classes and attributes are added. To Read More

Windows XP introduced the limiting of the number of possible TCP connection attempts to ten per second. This is likely to affect server and P2P programs that constantly need to open as many outbound connections as they can at the same time. The Limitations Many users believe that they should have the option to disable or change this setting, making this new implementation a cause for concern. If a P2P or some other network program tries to connect to fifty sites at once, the maximum it will be able to Read More

Configuring Web Browser Properties To configure Web browser properties, access the Web Browser Properties dialog box in the Client Configuration node of the ISA Server management console. The different settings that you can configure on the Web Browser Properties dialog box are explained here. On the General tab, you can configure the following settings: Configure Web Browser During Firewall Client Setup checkbox; select this option if you want the Firewall client software to configure the Web browser of the client. If not, clear the checkbox for the setting. DNS Name Read More