#79: QUIC: what makes HTTP/3 faster

QUIC can be thought of as the third fundamental protocol of the Internet. Next to UDP and TCP/IP. Let’s talk a little bit about these two. They both build upon IP, Internet Protocol. IP supports exchanging packets of data between two machines having… IP addresses. UDP adds ports. Port is a logical concept. It’s simply a number within one machine that identifies a certain process. Thanks to ports, many different processes on the same machine can exchange data.

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