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    • Securing DHCP Servers

      Securing DHCP Servers

      The DHCP server role is responsible for dynamically assigning IP addresses to DHCP clients, and for assigning additional TCP/IP configuration information to DHCP clients as well. This includes subnet mask information, default gateway IP addresses, Domain Name System (DNS) server IP addresses, and Windows Internet Naming Service (WINS) server IP addresses. A DHCP must have

    • Not a Valid Win32 Application

      Not a Valid Win32 Application

      The Not a valid Win32 application error message may occur in a number of different scenarios. This indicates that an executable file, application, or program is not able to communicate correctly with the Windows API. The error may occur during or after the installation of an application, program, or in certain cases – hardware. The

    • Understanding and Managing Operations Master Roles

      Understanding and Managing Operations Master Roles

      Understanding the Operations Master Roles Active Directory operates in a multi-master replication manner. What this means is that each domain controller in the domain holds a readable, writable replica of the Active Directory data store. In multi-master replication, any domain controller is able to change objects within Active Directory. Multi-master replication is ideal for the

    • What is Mrtstub.exe?

      What is Mrtstub.exe?

      Mrtstub.exe (Mrt.exe) is a process that runs on all Windows Operating System versions. It is a malicious software that downloads and installs other malicious software. Mrtstub.exe can almost always be found directly on the computer’s primary hard drive, can hide itself in a randomly named folder, and does not have a visible window. If the

    • Physical Structure of Active Directory

      Physical Structure of Active Directory

      In comparison to the logical structure, which performs administrative tasks, the Active Directory physical structure checks when and where logon and replication traffic occurs. The physical structure of Active Directory contains all the physical subnets present in your network like domain controllers and replication between domain controllers. The physical structure of Active Directory: Domain Controllers:

    • Managing Recipient Objects, Address Lists, and Distribution and Administrative Groups

      Managing Recipient Objects, Address Lists, and Distribution and Administrative Groups

      Recipient Objects Overview Active Directory objects such as user accounts, contacts and groups become recipient objects when e-mail address information is added to the object. The public folder is another type of recipient object. A public folder does not however usually have its own an email address. Exchange Server 2003 supports the following types of

    • Considerations in Planning a Network Infrastructure

      Considerations in Planning a Network Infrastructure

      Defining Network Infrastructure A network can be defined as the grouping of hardware devices and software components which are necessary to connect devices within the organization, and to connect the organization to other organizations and the Internet. Typical hardware components utilized in a networking environment are network interface cards, computers, routers, hubs, switches, printers, and

    • Installing and Configuring NAT

      Installing and Configuring NAT

      In Routing and Remote Access Service (RRAS), NAT can be used to provide basic Internet connectivity for small offices or home offices. NAT translates IP addresses and associated TCP/UDP port numbers on the private network to public IP addresses which can be routed on the Internet. Through NAT, host computers are able to share a

    • How to Fix Error 0×80070570

      How to Fix Error 0×80070570

      Error code 0×80070570 is one of the most common errors on computers. The error typically shows up on the screen as a message. It is important to repair the computer as soon as a message with this error code appears as it can seriously damage the system. It causes a computer to perform slowly and

    • 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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