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Packet Tracer is a cross-platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer networks. The software allows users to simulate the configuration of Cisco routers and switches using a simulated command line interface. Packet Tracer makes use of a drag and drop user ...
A simple definition of packet switching is: The routing and transferring of data by means of addressed packets so that a channel is occupied during the transmission of the packet only, and upon completion of the transmission the channel is made available for the transfer of other traffic. [5][6] Packet switching allows delivery of variable bit ...
The software is available to students who are taking Cisco Network Academy courses, which Cisco has cited as having over 800,000 students (and has also cited as having over 700,000 students). Although the software may have restricted distribution, this proprietary software is therefore notable. Presumably it is up to a class instructor to ...
Network topology is the topological [4] structure of a network and may be depicted physically or logically. It is an application of graph theory [3] wherein communicating devices are modeled as nodes and the connections between the devices are modeled as links or lines between the nodes. Physical topology is the placement of the various ...
BSD license [2] Website. www.tcpdump.org. tcpdump is a data-network packet analyzer computer program that runs under a command line interface. It allows the user to display TCP/IP and other packets being transmitted or received over a network to which the computer is attached. [3] Distributed under the BSD license, [4] tcpdump is free software.
ping is a computer network administration software utility used to test the reachability of a host on an Internet Protocol (IP) network. It is available for virtually all operating systems that have networking capability, including most embedded network administration software. Ping measures the round-trip time for messages sent from the ...
The use of 8-1-1 for "call before you dig" services was long established in California and Nevada, through an organization known as Underground Service Alert, before the FCC mandated its use for this purpose. While "call before you dig" and the 8-1-1 phone number is the primary awareness campaign in the United States, Canada has switched to ...
Set 'Em Up Joe. " Set 'Em Up Joe " is a song co-written and recorded by American country music artist Vern Gosdin. It was released in April 1988 as the second single from the album Chiseled in Stone. The song was Gosdin's second number one on the country chart. The single went to number one for one week and spent a total of fifteen weeks within ...