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Author Archives: Keyboard Banger

TCP/IP layers

With the early adoption of the internet and the variety of protocols and applications emerging, we needed a common model for communication. The Internet model is the oldest model of network communication. It is older than the OSI model created ... Read More »

the bidirectional byte stream model


the most famous communication model on the Internet is the bidirectional byte stream model. Some of the applications that use bidirectional byte stream model are: HTTP, Bittorrent and Skype. Local applications vs networked applications We must distinguish between networked applications ... Read More »

Show ISDN History


Show isdn history is the third command of the show ISDN trilogy. It displays a list of past calls made on the PRI interface. If you are familiar with the output of the show isdn active command, then let me ... Read More »

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