Answer: Three way handshake
Step-by-step explanation:
The three way handshake is the process in which it established a connection at the destination device in the network. It also verifies the currently active services in the network.
The three way shake process basically uses in the transmission control protocol(TCP) and it also inform to the destination device about the communication session.
Three way handshake process are properly understand in the TCP segment header by the various values in the two host exchange.