Giao thức mạng
What is SMTP? How SMTP Servers Work in Email Systems
SMTP (Simple Mail Transfer Protocol) is the standard protocol for sending email over the Internet. Learn how it works, server roles and configuration guide.
What is TCP? Fundamentals of the Transmission Control Protocol
TCP (Transmission Control Protocol) is a reliable data transmission protocol on the Internet. Learn how it works, pros and cons, and TCP vs IP comparison.
What is RTP? A Detailed Guide to the Real-time Transport Protocol
Learn what RTP (Real-time Transport Protocol) is, its header structure, how it works with RTCP. Advantages, disadvantages, and applications in VoIP, video streaming, and video conferencing.
What is Telnet? A Complete Overview of Telnet and Its Applications
Learn what Telnet is, how it works via port 23, its pros and cons, and comparison with SSH. Guide to installing Telnet on Windows and 10 essential Telnet commands.
What is UDP? Features and Applications of the UDP Protocol
Learn what UDP (User Datagram Protocol) is, how it works, its 8-byte header structure, pros and cons compared to TCP, and applications in streaming, gaming, VoIP, and DNS.
What is TCP/IP? Functions and How TCP/IP Works
Learn what TCP/IP is, the 4-layer model (Application, Transport, Internet, Physical), the roles of TCP and IP, comparison with the OSI model, and popular protocols like HTTP/HTTPS/FTP.
What is FTP? A Basic Guide to File Transfer Protocol
Learn what FTP (File Transfer Protocol) is, how it works, Active vs Passive Mode comparison, how to set up an FTP server on Windows and Linux, and FTPS/FTPES secure protocols.
What is SSH? Functions and How the SSH Protocol Works
Learn what SSH (Secure Shell) is, how it works, encryption methods, comparison with SSL/TLS and Telnet, and guides to connect via SSH on Linux and Windows.