Unlock the essential skills needed to understand and navigate today’s interconnected world with our comprehensive introduction to computer networks. In this course, you’ll explore how devices communicate and share resources, gaining insight into the foundational role networks play in modern life. You’ll discover different network types based on their geographical scope, and learn the strengths and limitations of various network topologies in terms of scalability, fault tolerance, and performance.
Network Architecture Fundamentals
您将学到什么
Explain key network types and architectures, including LANs, WANs, cloud networking, network segmentation, and wireless technologies
Describe and compare the OSI and TCP/IP network models, including L2 versus L3 networks, and identify core network protocols such as TCP and UDP
Recognize the purpose of load balancing and routing, and describe the differences between IPv4 and IPv6 addressing
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December 2025
作业
9 项作业
授课语言：英语（English）
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积累特定领域的专业知识
本课程是 Network Fundamentals 专项课程 专项课程的一部分
在注册此课程时，您还会同时注册此专项课程。
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该课程共有9个模块
The complexity of a deployed network infrastructure depends on the scale of its deployment. Depending on the scale of deployment, they are primarily classified into three categories: LAN, WAN, and cloud. In this module, you will learn about their characteristics, similarities, and differences.
涵盖的内容
3个视频3篇阅读材料1个作业
To define interoperability between network devices and software, the ISO created the OSI model to serve as a framework on which a suite of protocols can be built. In this module, you will learn about the popular OSI model and its seven layers.
涵盖的内容
1个视频1篇阅读材料1个作业
The TCP/IP model represents a protocol suite. It is similar to the ISO OSI model in that it uses layers to organize protocols. TCP/IP protocols are actively used in actual networks today. In this module, you will learn about the TCP/IP model and the different layers that constitute it.
涵盖的内容
3个视频3篇阅读材料1个作业
In this module, you will learn the significance of IP addresses and how routers route packets to their destinations.
涵盖的内容
1个视频1篇阅读材料1个作业
IPv4 provides approximately 4 billion unique addresses. Although 4 billion is a large number of addresses, it is not enough to keep up with the growth of the internet. In this module, you will learn about IPv6, which tries to solve the problem of IP exhaustion.
涵盖的内容
1个视频1篇阅读材料1个作业
In this module, you will learn about the transport layer and its responsibilities.
涵盖的内容
1个视频1篇阅读材料1个作业
Segmentation divides a computer network into smaller parts. The purpose is to improve network performance and security. Other terms that often mean the same thing are network segregation, network partitioning, and network isolation.
涵盖的内容
3个视频1篇阅读材料1个作业
One of the most important aspects of wireless operation is how Wi-Fi operates over the air. In this module, you will learn the basics of Wi-Fi technologies, Wi-Fi 6E and 5G.
涵盖的内容
1个视频1篇阅读材料1个作业
涵盖的内容
1篇阅读材料1个作业
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When you enroll in the course, you get access to all of the courses in the Specialization, and you earn a certificate when you complete the work. Your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile.
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