A Brief Analysis of TCP and UDP Protocols

Table of Content [Hide]

TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) are two key transport layer protocols in the TCP/IP protocol suite. They can be compared in the following three aspects:

Connection Characteristics:

TCP is a connection-oriented protocol, similar to making a phone call—both parties must establish a connection before transmitting data and terminate it afterward.
UDP is connectionless, like sending a letter—it simply sends data without checking if the receiver is ready.

Reliability:

TCP ensures high reliability through mechanisms like sequence numbers, acknowledgment responses, and retransmission, guaranteeing accurate data delivery.
UDP does not guarantee reliability—packet loss or out-of-order delivery may occur, but it offers better real-time performance.

Use Cases:

TCP is ideal for scenarios requiring high data accuracy, such as file transfers and web browsing.
UDP is better for real-time applications that can tolerate minor data loss, such as live video streaming and online gaming.

This concise comparison highlights their fundamental differences in connection handling, reliability, and practical applications.

References

200G SFP Optical Transceiver: Elevating the Network to New Heights

Purpose of Link Aggregation

Recommended Industrial Network Switches

1-Port 100M Fx + 8-Port 100M Tx Unmanaged Switch

FSBQMM85-S10C/S30C QSFP28 100Gb/s SR4 100/300m DDM Optical Transceiver

FSHKAAx1-M (L) xxC SFP+ 10Gb/s 850nm Multi-mode (0.5~150) m

L3 6 10G SFP+ and 3x16 Giga Opt/Eth Managed Industrial Ethernet Switch

Latest Industrial Network Switch News

Sep

2019

Sep 25 2019

The 16th Jinan International Public Security & Guard Exhibition

The 16th Jinan international public security&guard exhibition is held by Shandong Province Public Security Department, will convene at Jinan international exhinition center from Mar 24 to 26, 2017...

Feb

2025

Feb 14 2025

Differences Between Core Network Switch and AGG Switch

Whether it is the deployment of a small network enterprise or the deployment of a large data center network, switches are an indispensable and important component. They connect the functional units of...

May

2024

May 11 2024

Do You Really Understand the Role of Ethernet Switches?

Ethernet switches are networking devices used for data exchange and transmission, often deployed in enterprise backbones, data centers, and server rooms to support high bandwidth requirements. But do ...