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    • Presentation Layer

      Presentation Layer

      The presentation layer is one of seven layers of the OSI (Open Systems Interconnections) Model and is found between the application layer and the session layer. The presentation layer is commonly used for encryption and decryption as well as the conversion of file formats. The presentation layer is considered the last layer in which data

    • Cannot Find Server

      Cannot Find Server

      Using a internet browser is very commonplace nowadays. Unfortunately, a “cannot find server” error code may interrupt the user’s website visit. This is not only frustrating for Microsoft Internet Explorer users, but for Opera, Safari, Firefox, and other web browser users. Finding and fixing the cause of this error is very important, as web users

    • Mi-Fi

      Mi-Fi

      While Novatel Wireless has copyrighted to name MiFi, it has gone on to mean so much more. Mi-Fi literally stands for my-wifi. In other words, it is a personal credit card shaped piece of hardware that acts as a personal WiFi hot spot for you and a few other computers that you allow onto the

    • Wi-Fi (802.11)

      Wi-Fi (802.11)

      WiFi 802.11 describes a number of radio frequencies that can be used for wireless Internet access. WiFi 802.11 is specifically designed and maintained for the use of wireless Internet and can be found in most residences and commercial buildings in the United States and abroad. WiFi 802.11, which is also known as IEEE 802.11, consists

    • 192.168.0.1 – What Are its Uses and Why is it Important?

      192.168.0.1 – What Are its Uses and Why is it Important?

      192.168.0.1 is a private IP address that is commonly used by Netgear and D-Link routers. The Netgear and D-Link brands are competitors to the Linksys division of Cisco, Incorporated and make a large number of the Internet routers used world-wide. The network address is not granted to the Netgear and D-Link companies exclusively; however, as

    • Broadband over Power Lines

      Broadband over Power Lines

      Broadband over Power Lines, or BPL, refers to the transmission (sending and receiving) of digital data through existing power cables and electricity distribution infrastructures. This can be viewed as a mere variation on using television cables; instead of using television cables, though, power transmission lines are going to be used. The Broadband over Power Lines

    • Ethernet at the Physical Layer

      Ethernet at the Physical Layer

      Ethernet is the most popular Local Area Network architecture that was jointly developed by Digital Equipment Corporation, Intel Corporation and Xerox Corporation. It consists of certain specifications and standards as well as hardware devices and components. Ethernet provides services corresponding to physical layer and data link layer of the OSI reference model. Each Ethernet physical

    • 802.1p

      802.1p

      802.1p is an IEEE standard that describes mechanisms to prioritize traffic and perform dynamic multicast filtering. Because of its support for priority specification, 802.1p is important for providing Quality of Service (QoS) for better reliability and quality. Quality of Service QoS is a mechanism that allows for better handling of data that passes over a

    • VoIP Gateway

      VoIP Gateway

      A VoIP Gateway (Voice over IP Gateway) is a network device that helps to convert voice and fax calls between an IP network and Public Switched Telephone Network (PSTN) in real time. It is a high performance gateway designed for Voice over IP applications. A VoIP gateway can typically support at least two T1/E1 digital

    • Understanding Ethernet Networking

      Understanding Ethernet Networking

      Ethernet refers to the family of Local Area Network implementation that was jointly developed by Digital Equipment Corporation, Intel Corporation and Xerox Corporation. It consists of certain specifications and standards as well as hardware devices and components. Ethernet Connection The Ethernet protocol provides for a verity of cabling options, one of which is a specification

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