TCP/IP, Routing, and Wireless Networking

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Updated in May 2025. This course now features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Master the intricacies of modern networking with this comprehensive course on TCP/IP, routing, and wireless networking. Dive into foundational concepts like IP addressing, subnetting, and binary logic, equipping you to configure and troubleshoot networks with confidence. By the end, you'll have a strong grasp of both dynamic and static IP addressing, and advanced routing techniques such as RIP, OSPF, and BGP. Begin your journey with the basics of TCP/IP and progress through practical applications, including router configuration, NAT, port forwarding, and network security. Along the way, you'll explore essential tools like Wireshark and Netstat, and learn to implement protocols like SSH, FTP, and DNS. Later modules delve into encryption, authentication, and certificate management to secure your networks against modern threats. Learn the nuances of switch management, VLANs, load balancing, and proxy servers. Understand how to optimize network traffic, secure your infrastructure, and deploy devices strategically for peak performance. Through hands-on scenarios and troubleshooting exercises, you'll gain the skills to handle real-world challenges. This course is perfect for IT professionals, network administrators, and anyone passionate about networking. While a basic understanding of computers is recommended, the course accommodates learners of all levels, from beginner to advanced.

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