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Protocol analyzer

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A protocol analyzer is a tool (hardware or software) used to capture and analyze signals and data traffic over a communication channel. Such a channel varies from a local computer bus to a satellite link, that provides a means of communication using a standard communication protocol (networked or point-to-point). Each type of communication protocol has a different tool to collect and analyze signals and data. protocol analyzer is a powerful and versatile management tool.it is a tool that analyze data packets on any transmission line. measurement using the protocol analyzer can be made either locally or remotely. the captured data are transmitted to the protocol analyzer via a dial-up modem connection, a local or campus network , or a WAN. the protocol analyzer analyze the data and present it to the user on a user-friendly interface

Specific types of protocol analyzers include: