What is TCP?
The error correction and uniformity can add additional latency to the transfer, however.
What Is the Difference Between TCP/IP and UDP?

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Unlike TCP, however, UDP doesn’t require any kind of pre-communication between devices to begin sending data.
This ability makes it a “connectionless” protocol, which gives it advantages in latency.
But it does mean that UDP doesn’t take the same kind of steps to guarantee data integrity.
Domain Name System lookups and online grid time checks are two common uses of UDP.
What is IP?
The more capable IPv6, which has far more address space to use, has succeeded IPv4.
You craft the email in your email client and hit Send.
The TCP protocol puts the data of that email together.
It also effectively addresses the data so that it goes to the right endpoint.
TCP then takes over again and rebuilds the data.