#computer-networking

Jan 24, 2026 · 5 min read · 48 views

TCP Working: 3-Way Handshake & Reliable Communication

Let’s understand one by one …. What is TCP and why it is needed? Problems TCP is designed to solve. What is the TCP 3-Way Handshake? Step-by-step working of SYN, SYN-ACK, and ACK. How data transf

5 min read · 48 views