The World of Computer Networking: Your CCNA starts here

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Overview

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This specialization 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 specialization. In this specialization, you will gain a thorough understanding of computer networking, starting from the basics and advancing to key protocols and configurations. You will explore essential networking models like TCP/IP and OSI while gaining hands-on experience using Wireshark for network traffic analysis. This foundational knowledge will help you troubleshoot, secure, and optimize networks effectively. As you progress, you’ll dive into networking topics such as Ethernet, routers, IP addressing, and subnetting. By studying real-world applications, you'll gain insight into how networks impact daily life and how to optimize them for business needs. Each section is designed to build upon the previous one, ensuring complex networking concepts are clear and manageable. Ideal for beginners or those aiming for CCNA certification, this specialization suits individuals with basic IT knowledge who want to deepen their understanding of networking. By the end of this specialization, you will be able to understand and apply key networking models like OSI and TCP/IP, analyze network traffic with Wireshark, implement Ethernet networks, and use routing and subnetting for optimal network configurations.

Syllabus

Course 1: Foundations of Computer Networking
Course 2: IP Addressing and Core Protocols
Course 3: Advanced Networking Services and Routing

Courses

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9 hours 16 minutes
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This course 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. This advanced course covers key networking services and routing concepts, providing a deeper understanding of how modern networks operate. You will explore routing techniques, dynamic protocols, and the role of multiple routers in complex networks, along with how routers make routing decisions and utilize different routing tables. We will also dive into network address translation (NAT), DHCP, and DNS, explaining how they support network management and domain name resolution. You’ll understand the importance of VPNs for secure communication, learn about IP packet transmission, and the differences between static and dynamic routes. Ideal for IT professionals and network engineers, this course requires foundational networking knowledge. By the end of the course, you will be able to configure dynamic routing, use NAT for efficient IP management, implement DNS for network resolution, and ensure secure communications with VPN technologies.
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6 hours 59 minutes
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This course 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. This comprehensive course introduces computer networking, covering fundamental communication concepts and advanced network protocols. You will explore TCP/IP, OSI models, and Ethernet, gaining insights into how networks function and transmit data. You'll delve into network models and use tools like Wireshark to capture and analyze real-time network data. The course guides you through key concepts like switches, routers, bandwidth, latency, and packet loss, providing both theory and hands-on practice. Designed for beginners, this course equips you with a solid foundation in networking, with no prior experience required. It’s ideal for those looking to start a career in networking or enhance their IT skills. By the end, you’ll understand core networking concepts, analyze network data, differentiate between TCP/IP and OSI models, and troubleshoot networking issues using real-world tools.
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8 hours 9 minutes
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This course 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. This course provides a deep dive into IP addressing and core network protocols. You'll learn about private, public, static, and dynamic IP addresses, and how they function in network communication. The course covers the importance of network masks and subnetting, equipping you to manage IP address allocation and design networks effectively. With hands-on Wireshark demonstrations, you’ll analyze ARP and ICMP messages, learning to troubleshoot network issues. The course also explores the differences between TCP and UDP, explaining how each protocol plays a role in network communication. Designed for beginners, this course is ideal for those starting a career in networking or IT. No prior experience is required. By the end of the course, you will be able to configure IP addresses, perform subnetting, troubleshoot network problems, and analyze network traffic using tools like Wireshark.