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    • ntuser.dat

      ntuser.dat

      An Ntuser.dat file is a Windows Operating System registry file that contains preferences and settings for each user account on a computer. Each user account has its own unique Ntuser.dat file, which Windows references to display the Start Menu, desktop icons and background, Documents folder, browsing history, and other personalized configurations. Ntuser.dat files can be

    • Understanding Network Protocols

      Understanding Network Protocols

      A protocol is a collection of specifications or rules for data packets that enable information to be sent over the network. Network protocols are designed for network communication. In order to understand the different protocols available and their efficiencies, lets first look at the Open Systems Interconnection (OSI) reference model. This is the standard model

    • How to Open TCP Ports in Windows

      How to Open TCP Ports in Windows

      Opening TCP ports in Windows may be necessary for certain applications to run correctly. Each application may require a specific port to operate on. While a computer can and does open ports on its own, it may have to be done manually in certain situations. Here is a simple procedure. Step 1. Launch Windows and

    • How to Send a Fax via Outlook Express

      How to Send a Fax via Outlook Express

      You can send a fax through Microsoft Outlook with a few simple, easy steps. Unfortunately, if you have Microsoft Outlook Express, you need special software to be able to send a fax. There are several software programs available online. Here are some of the top programs you can use. Mighty Fax Mighty Fax is one

    • Configuring ISA Server Client Settings

      Configuring ISA Server Client Settings

      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

    • Error 721

      Error 721

      Error 721 is a Microsoft error which is encountered after making an unsuccessful attempt to establish a virtual private network (VPN) connection to a corporate network by using a Point-to-Point Tunneling Protocol (PPTP) client. You may even get an error 721 after making an unsuccessful attempt to establish a dial-up connection after upgrading your computer

    • Configuring DHCP

      Configuring DHCP

      Configuring the DHCP Server Environment The primary steps required for configuring and managing your DHCP server environment are: Install the DHCP service on a server. Authorize the DHCP server in Active Directory. Configure the necessary DHCP scopes for your subnets. Configure superscopes and multicast scopes. Configure the DHCP lease duration. Configure the DHCP options. Configure

    • Microsoft PowerPoint Password Recovery

      Microsoft PowerPoint Password Recovery

      Microsoft PowerPoint documents can utilize two passwords: Password to open Password to modify Password to open The Password to open requires a user to enter a password to view the document. When the user sets a Password to open, the entire Microsoft PowerPoint document is encrypted with the RC4 stream cipher. Password to modify The

    • Configuring Outbound Internet Access with ISA Server

      Configuring Outbound Internet Access with ISA Server

      Understanding ISA Object Permissions You can assign permissions for a number of ISA Server objects, such as those listed here: ISA server H.323 gatekeeper ISA Server arrays Enterprise polices Sessions Alerts The ISA Management MMC snap-in is used to assign permissions for ISA Server objects. The ISA Management console is the primary tool used to

    • SSL (Secure Sockets Layer)

      SSL (Secure Sockets Layer)

      An Overview on Secure Sockets Layer (SSL) The Secure Sockets Layer (SSL) protocol was developed by Netscape Communications, and enables secure communication over the Internet. SSL works at the transport layer of Transmission Control Protocol/Internet Protocol (TCP/IP), which makes the protocol independent of the application layer protocol functioning on top of it. SSL is an

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