How the Application Layer Works

In the previous section we reviewed several aspects of the Transport Layer. We learned a great deal of information; covering sockets, ports, TCP, UDP, segments, and datagrams. Now we will take a look at the fourth and final layer of the TCP/IP stack: the Application Layer. What Does The Application Layer Do? A lot of newcomers to TCP/IP wonder why […]

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How the Transport Layer Works

In the previous section we took a look at the Internet Layer. We took apart the IP header information, reviewed IP addresses and routing information, and briefly discussed ARP and RARP technologies. Next in line we have the Transport layer- the layer responsible for actually getting the data packets to a specific location. When we receive email, we want to […]

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How the Internet Layer Works

In the previous section, we learned about the Network Access layer. Essentially we learned more about the anatomy of a frame, physical addressing, and what exactly the physical layer accomplishes. Don’t relax yet- we still have three layers to go! What the Internet Layer Is Responsible For The Internet Layer is used to deliver data on a complex routed network. […]

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How the Network Access Layer Works

In the previous section, we learned about the Network Access layer. Essentially we learned more about the anatomy of a frame, physical addressing, and what exactly the physical layer accomplishes. Don’t relax yet- we still have three layers to go! What the Internet Layer Is Responsible For The Internet Layer is used to deliver data on a complex routed network. […]

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Storage Configurations

In this article I attempt to explain three common network storage configurations. In today’s world everything is on computers. More specifically, everything is stored on storage devices which are attached to computers in a number of configurations. There are many ways in which these devices can be accessed by users. Some are better than others and some are best for […]

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