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A computer network diagram is a schematic depicting the nodes and connections amongst nodes in a computer network or, more generally, any telecommunications network. Computer network diagrams form an important part of network documentation.
In the seven-layer OSI model of computer networking, the physical layer or layer 1 is the first and lowest layer: the layer most closely associated with the physical connection between devices. The physical layer provides an electrical, mechanical, and procedural interface to the transmission medium.
However, these operators generally offered free hardware that also allows the use of POTS equipment, such as NTBAs ("Network Termination for ISDN Basic rate Access": small devices that bridge the two-wire UK0 line to the four-wire S0 bus) with integrated terminal adapters. Because of the widespread availability of ADSL services, ISDN was ...
The Internet protocol suite, commonly known as TCP/IP, is a framework for organizing the set of communication protocols used in the Internet and similar computer networks according to functional criteria.
In the OSI model of computer networking, a frame is the protocol data unit at the data link layer. Frames are the result of the final layer of encapsulation before the data is transmitted over the physical layer. [1] A frame is "the unit of transmission in a link layer protocol, and consists of a link layer header followed by a packet."
The following magazines cover topics related to the Linux operating system (as well as other Unix based operating systems) and other forms of open-source/ free software. Some of these magazines are targeted at IT professionals (with an emphasis on the use of these systems in the workplace ) whilst others are designed for home users.
In computer networking, the transport layer is a conceptual division of methods in the layered architecture of protocols in the network stack in the Internet protocol suite and the OSI model. The protocols of this layer provide end-to-end communication services for applications.
BASICs with Bitwise Ops use -1 as true and the AND and OR operators perform a bitwise operation on the arguments.. FOR/NEXT skip means that body of the loop is skipped if the initial value of the loop times the sign of the step exceeds the final value times the sign of the step (such as 2 TO 1 STEP 1 or 1 TO 2 STEP -1).