Flow control
Understanding TCP Three-Way Handshake: A Comprehensive Guide (Updated 2025)
In networking, the TCP three-way handshake (often called a “TCP conversation”) establishes reliable connections, which is crucial for Access Control Lists (ACLs) to filter traffic effectively. ACLs manage inbound and outbound traffic based on IP addresses, ports, and TCP flags. This article explains TCP fundamentals before diving into ACL integration, helping CCNA students grasp transport...
Transport Layer Unveiled: Boost Your OSI Model Knowledge With this Exclusive 2025 Guide
The transport layer supports real-time apps like video conferencing (UDP) and secure browsing (TCP with TLS), adapting to 2025’s cloud and IoT demands. For a web server (port 80) and email (port 25) on 192.168.1.10, the transport layer routes HTTP and SMTP data to the correct processes. TLS over TCP secures data for HTTPS, adding...
Transmission Control Protocol (TCP)
The Transmission Control Protocol (TCP) is a network communication protocol designed to send data packets over the Internet. It is a transport layer protocol in the OSI model. It creates a connection between remote computers by transporting and ensuring the delivery of messages over supporting networks and the Internet. When the application layer requires sending...