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    • No Audio Device

      No Audio Device

      The no audio device error is commonly encountered on the Windows operating system. The error is normally thrown when the end user upgrades a computing device to a newer version of Windows or after reinstalling the existing version of Windows. When the error is thrown, computer applications that require an audio device will not be

    • How to Erase a Hard Drive in Windows

      How to Erase a Hard Drive in Windows

      Erasing a hard drive is relatively straight forward and only takes about an hour to accomplish. There are several ways to erase a hard drive and each method has its own advantages and disadvantages. Below are few methods for reformatting, using disk sanitizing software, or specifically deleting files. Erase a Hard Drive by Reformatting It

    • Error 0x0000007e

      Error 0x0000007e

      Windows error 0x0000007e is a system error message that is displayed whenever the computer’s operating system is unable to access system files, optical drives, ports, hard drives, or other installed hardware on the computer. Under normal system operation, the Windows error handler will discover the issues upon booting the device and display the error prior

    • SVCHOST.EXE Application Error

      SVCHOST.EXE Application Error

      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

    • Securing Remote Access and VPN Servers

      Securing Remote Access and VPN Servers

      Remote Access and VPN Server Security Issues Remote Access Servers (RAS) provides access to the network for remote users. The different types of remote access connections are Dial-in remote access, VPN remote access, and Wireless remote access. Dial-in remote access uses modems, servers running the Routing and Remote Access (RRAS) service, and the Point-to-Point (PPP)

    • Configuring Remote Access Servers

      Configuring Remote Access Servers

      Installing and Configuring RRAS as a VPN Server How to install the Routing and Remote Access Services (RRAS) Click Start, and then click Manage Your Server. Select the Add or remove a role option. The Configure Your Server Wizard starts. On the Preliminary Steps page, click Next. A message appears, informing you that the Configure

    • The Windows Routing Table

      The Windows Routing Table

      When routers need to forward packets, they interpret the packets’ addresses then use the information in the routing tables to pass the packet on. Data packets contain both source and destination addresses in their packet headers. This is the information that is used when routing decisions need to be made. The destination address is compared

    • Understanding Forests and Domains

      Understanding Forests and Domains

      A domain is a collection of computers and resources that share a common security database, in this case, the Active Directory database. Computers in the domain also have a common namespace. A namespace is the hierarchical grouping of service and object names that are stored in Active Directory and DNS. Active Directory and DNS namespaces

    • Understanding Organizational Units

      Understanding Organizational Units

      An organizational unit (OU) is a container that logically organizes and groups Active Directory objects within domains. OUs are not part of the DNS namespace. They organize Active Directory objects into logical administrative groups. OUs therefore serve as containers in which users can create and manage Active Directory objects. OUs are considered the smallest unit

    • Global Catalog in Active Directory

      Global Catalog in Active Directory

      Domains and Forests can also share resources available in active directory. These resources are searched by Global Catalog across domains and forests and this search is transparent to user. For example, if you make a search for all of the printers in a forest, this search goes to global catalog server for its query and

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