OSI Model Layer 4 - Transport

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Overview of what layer 4 does in the OSI model. If you're talking about port numbers, you're talking layer 4.
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Brother, thank u very much, I have been struggling for years to understand these concepts

ey_Yõlovchi
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I can’t believe it. You’re the only one that made me understand. Thank you!!!

Anonymous-refd
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Hi mate, just wanted to thank you with the content! very helpful and much appreciated!

aaammm
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WOW!!! unbelievable how simple this is

supersoniqamanyi
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Thanks for that. Super nice explained. How do apps distinguish between different apps when using same services? For example when I access the same web page with two different browser?

SchlonzKlug