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Ethernet is a shared medium, so that it is not guaranteed that only the two systems that are transferring a file between themselves will have exclusive access to the connection. If several systems are attempting to communicate simultaneously, the throughput between any pair can be substantially lower than the nominal bandwidth available. [7]
Windows 7 is a major release of the Windows NT operating system developed by Microsoft. It was released to manufacturing on July 22, 2009, and became generally available on October 22, 2009. [10] It is the successor to Windows Vista, released nearly three years earlier. Windows 7's server counterpart, Windows Server 2008 R2, was released at the ...
NPM monitors the availability of connectivity and quality of connectivity between multiple locations within and across campuses, private and public clouds. It uses synthetic transactions to test for reachability and can be used on any IP network irrespective of the make and model of network routers or switches deployed.
High availability is a property of network resilience, the ability to "provide and maintain an acceptable level of service in the face of faults and challenges to normal operation." [ 3 ] Threats and challenges for services can range from simple misconfiguration over large scale natural disasters to targeted attacks. [ 4 ]
The Sniffer was the first product of Network General Corporation, founded on May 13, 1986 [8] [9] by Harry Saal and Len Shustek to develop and market network protocol analyzers. The inspiration was an internal test tool that had been developed within Nestar Systems , [ 10 ] a personal computer networking company founded in October 1978 by Saal ...
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High availability software is software used to ensure that systems are running and available most of the time. High availability is a high percentage of time that the system is functioning. It can be formally defined as (1 – (down time/ total time))*100%.
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