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Showing posts from August, 2022

MaharaTech: Network Course Summary

I knew it's a long time since my last post. In this post I will try to summarize most of the concepts of MaharaTech Network Course .  The Course Works for beginners and It lasts for 1 hour. If you are a beginner I tell you to plan for this course well. You should schedule 2 hours a day for 5/8 days to get the ultimate benefits of it.  There are 3 main Chapters and I will summarize them so you may return to this post in case you wanted to revise.  Introduction to Computer Networks ISO/OSI Model (7 Layers) TCP/IP Protocol Suite 1.  Introduction to Computer Networks a. Physical layer converts data from 01's to the electrical or optical or electromagnetic image.  b. Datalink layer consists of logical link control to convert, reliable, and flow the data from buckets to frames and preserve the data, resend missing messages. The other is MAC which adds the sender and receiver's physical addresses.  c. Network layer takes segments and converts them to packets. add the header and lo