Category: A to Z
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Simple Mail Transfer Protocol (SMTP)
Simple Mail Transfer Protocol is a standard application-layer protocol for delivery of e-mail over a TCP/IP internetwork such as the Internet.
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Channel Service Unit (CSU) Unraveled
Channel Service Unit or CSU is a digital communication device that is used to connect a digital line to a digital device.
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ping
Unlock the secrets of the Ping command—a must-know tool for network diagnostics. Learn how it works, options, examples, security risks, and alternatives.
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autoexec.bat
Autoexec.bat is a batch file used by the MS-DOS and Microsoft Windows 3.1 operating systems.
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Config.sys
Config.sys is a text file used by MS-DOS and 16-bit versions of Microsoft Windows that is used to configure computer hardware at startup.
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Internet Relay Chat (IRC)
Unlock the world of IRC: Internet Relay Chat. Discover its history, functionality, and why it’s still relevant today. Your complete guide to IRC.
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Internet
The Internet is the global TCP/IP public internetwork that originated in the ARPANET project of the U.S. Department of Defense in the 1970s.
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Name Resolution
Name Resolution is the process of resolving the name of a computer on a network into its network address.
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Ethernet – the network architecture for LANs
Ethernet is the most popular network architecture for local area networks (LANs). Ethernet was originally developed by Xerox in the 1970s and was proposed as a standard by Xerox, Digital Equipment Corporation (DEC), and Intel in 1980.
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Data Link Control (DLC)
DLC, or Data Link Control, is generally, the services that the data-link layer of the OSI reference model provides to adjacent layers of the OSI protocol stack.
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Data-Link Layer
Data-link Layer is the second layer of the OSI model, which converts frames of data into raw bits for the physical layer and is responsible for framing, flow control, error correction, and retransmission of frames.
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Media Access Control (MAC) Layer
The MAC Layer is one of the two sublayers into which the data-link layer (layer 2) of the Open Systems Interconnection (OSI) reference model is subdivided based on the specifications of IEEE Project 802.