TCP does not guarantee delivery. The only thing it guarantees for the application layer is that if this byte of data is delivered, it will happen after the previous one. Everything else is the developer's responsibility.

TCP does not guarantee delivery. The only thing it guarantees for the application layer is that if this byte of data is delivered, it will happen after the previous one. Everything else is the developer's responsibility.

#network #systemdesign #softwaredevelopment

Alex

Alex @derstruct

About: ex-CTO, code addict, father

Joined:

Jul 4, 2025

TCP does not guarantee delivery. The only thing it guarantees for the application layer is that if this byte of data is delivered, it will happen after the previous one. Everything else is the developer's responsibility.

Publish Date: Jul 25

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