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p3.pdf - Concordia University Department of Electrical &...

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Concordia UniversityDepartment of Electrical & Computer EngineeringTelecommunication NetworksELEC 366Lab 2Part 2: Wireshark1.Lab Experiment:In this lab, we are going to learn how to use Wireshark to capture TCP packets on the localhostconnection.1.1.Capturing TCP packetsWe will use the codes of lab 2 where the client sends a message³HellR´to the server and theserver replies with the message³HellRBack´using the TCP protocol.The steps are as follows:1-If you need to use RawCap, if not go directly to step 7. Start RawCap tool, this opens thiswindow of the tool with a simple menu. It shows a list of all active network interfacesfollowed by asking of which interface you want to capture from. Because our applicationZRUkV b\ Whe QeWZRUk iQWeUface ³LRRSback´(localhost) we will choose interface number1.
2-The tool will next ask for the name of the file to save the packets in. we will use the defaultname³dXPSfile.ScaS´.The file will be saved in the same directory (Folder) where theRawCap tool is.

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Term
Spring
Professor
NoProfessor
Tags
Transmission Control Protocol, message Hell Back

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