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Networking for Web Developers

Take Udacity's Networking for Web Developers course and learn how the internet works. Explore the underpinnings of the net with tools like traceroute, tcpdump, and nc.

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What's inside

Syllabus

Start exploring the network using low-level command-line tools such as ping and netcat.

Investigate the Domain Name System (DNS), which translates hostnames into IP addresses.

Investigate the structure and use of Internet addresses, including network blocks, interfaces, network address translation (NAT), and IPv6.

Use tcpdump to examine packets that make up the requests and responses for three protocols: ping, DNS, and HTTP.

Learn more about bandwidth, latency, filtering, and other properties that matter when users are accessing your application over the Internet.

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Know what's good

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Exposes the fundamentals of the internet, including tools and techniques used by networking professionals

Builds a foundation for web developers looking to strengthen their networking knowledge

Instructs on navigating the internet's underpinnings using command-line tools

Offers insights into the structure and use of internet addresses, IPV6, and NAT

Provides hands-on practice with tools like tcpdump, ping, and netcat

Introduces concepts of bandwidth, latency, and filtering in the context of web development

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Reviews summary

Networking foundations

A foundational networking course that introduces the basics of HTTP and its underlying protocols through hands-on exercises. Suitable for beginner backend developers, it equips learners with the knowledge and tools to understand network operations.

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Networking for Web Developers with these activities:

Review basic programming concepts

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Review the basic concepts of programming, such as variables, control flow, and data structures, before starting the course. This will help you to build a strong foundation for the more advanced topics that you will learn in the course.

Browse courses on Programming Concepts

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Read articles and tutorials on basic programming concepts.
Take a quiz or practice exam to test your understanding.

Review basic networking concepts

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Review the basic concepts of networking, such as IP addresses, TCP/IP, and network protocols, before starting the course. This will help you to build a strong foundation for the more advanced topics that you will learn in the course.

Browse courses on IP Addresses

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Read articles and tutorials on basic networking concepts.
Take a quiz or practice exam to test your understanding.

DNS lookup exercises

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Practice using the dig command to perform DNS lookups. This will help you to understand how DNS works and to troubleshoot DNS issues.

Browse courses on DNS

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Install the dig command on your computer.
Use the dig command to perform DNS lookups for different domain names.
Interpret the results of the DNS lookups.

Five other activities

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Traceroute and netcat investigations

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Practice using traceroute and netcat to explore the network and troubleshoot network issues.

Browse courses on Traceroute

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Install traceroute and netcat on your computer.
Use traceroute to trace the route of a packet to a website.
Use netcat to connect to a website and send and receive data.

Network packet capture with tcpdump

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Learn how to use tcpdump to capture and analyze network packets, which can be useful for troubleshooting network issues and understanding network traffic patterns.

Browse courses on Tcpdump

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Install tcpdump on your computer.
Use tcpdump to capture network packets.
Use Wireshark or another packet analyzer to analyze the captured packets.

Create a study guide

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Create a study guide that summarizes the key concepts that you learn in the course. This will help you to review the material and to prepare for exams.

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Gather your notes, assignments, and quizzes.
Organize the material into a logical order.
Write summaries of the key concepts.
Add practice questions and exercises.

Glossary of networking terms

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Create a glossary of networking terms that you encounter in the course. This will help you to understand the terminology and to communicate with other network engineers.

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Identify the networking terms that you are unfamiliar with.
Look up the definitions of the terms online or in a dictionary.
Write a clear and concise definition for each term.
Organize the definitions into a glossary.

Blog post on a chosen networking topic

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Write a blog post on a specific networking topic that you are interested in. This will help you to solidify your understanding of the topic and to share your knowledge with others.

Browse courses on Networking Concepts

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Choose a networking topic that you are interested in.
Research the topic and gather information from reliable sources.
Write a blog post that explains the topic in a clear and concise way.
Publish your blog post and share it with others.

Career center

Learners who complete Networking for Web Developers will develop knowledge and skills that may be useful to these careers:

Cybersecurity Specialist

A Cybersecurity Specialist protects an organization's computer networks and systems from unauthorized access, use, disclosure, disruption, modification, or destruction. This course may help a Cybersecurity Specialist by providing a deeper understanding of how networks work, which can help them to identify and mitigate security risks. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify security vulnerabilities.

See salaries and explore the career path for Cybersecurity Specialist

Information Technology Specialist

An Information Technology Specialist provides technical support to users of computer systems and networks. This course may help an Information Technology Specialist by providing a deeper understanding of how networks work, which can help them to provide more effective technical support. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in computer systems and networks.

See salaries and explore the career path for Information Technology Specialist

Network Administrator

A Network Administrator maintains and supports an organization's computer networks. This course may help a Network Administrator by providing a deeper understanding of how networks work, which can help them to maintain and support networks more efficiently and effectively. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in networks.

See salaries and explore the career path for Network Administrator

Web Developer

A Web Developer designs, develops, and maintains websites and web applications. This course may help a Web Developer by providing a deeper understanding of how networks work, which can help them to design and develop more efficient and reliable websites and web applications. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in websites and web applications.

See salaries and explore the career path for Web Developer

Software Engineer

A Software Engineer designs, develops, and maintains software applications. This course may help a Software Engineer by providing a deeper understanding of how networks work, which can help them to design and develop more efficient and reliable software applications. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in software applications.

See salaries and explore the career path for Software Engineer

IT Manager

An IT Manager plans, implements, and maintains an organization's IT infrastructure. This course may help an IT Manager by providing a deeper understanding of how networks work, which can help them to design and implement more efficient and reliable IT infrastructure. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in IT infrastructure.

See salaries and explore the career path for IT Manager

Cloud Architect

A Cloud Architect designs and implements cloud computing solutions. This course may help a Cloud Architect by providing a deeper understanding of how networks work, which can help them to design and implement more efficient and scalable cloud solutions. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in cloud environments.

See salaries and explore the career path for Cloud Architect

Data Analyst

A Data Analyst collects, analyzes, and interprets data to help businesses make informed decisions. This course may help a Data Analyst by providing a deeper understanding of how networks work, which can help them to collect and analyze data more efficiently. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in data collection and analysis processes.

See salaries and explore the career path for Data Analyst

Network Engineer

A Network Engineer designs, implements, and maintains computer networks. This course may help a Network Engineer by providing a deeper understanding of how networks work, which can help them to design and implement more efficient and secure networks. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks.

See salaries and explore the career path for Network Engineer

Business Analyst

A Business Analyst helps businesses to identify and solve problems by analyzing their business processes and systems. This course may help a Business Analyst by providing a deeper understanding of how networks work, which can help them to identify and solve problems related to network connectivity and performance. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in business processes and systems.

See salaries and explore the career path for Business Analyst

Information Security Analyst

An Information Security Analyst is responsible for protecting an organization's computer networks and systems from unauthorized access, use, disclosure, disruption, modification, or destruction. This course may help an Information Security Analyst by providing a deeper understanding of how networks work, which can help them to identify and mitigate security risks. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify security vulnerabilities.

See salaries and explore the career path for Information Security Analyst

Project Manager

A Project Manager plans, executes, and controls projects to achieve specific goals. This course may help a Project Manager by providing a deeper understanding of how networks work, which can help them to plan and execute projects more efficiently and effectively. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in project execution.

See salaries and explore the career path for Project Manager

Sales Engineer

A Sales Engineer helps customers to identify and solve problems by selling them products and services. This course may help a Sales Engineer by providing a deeper understanding of how networks work, which can help them to better understand and sell products and services related to networking. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in products and services.

See salaries and explore the career path for Sales Engineer

Technical Writer

A Technical Writer creates and maintains technical documentation, such as user manuals, white papers, and training materials. This course may help a Technical Writer by providing a deeper understanding of how networks work, which can help them to create more accurate and informative technical documentation. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in technical documentation.

See salaries and explore the career path for Technical Writer

Computer Scientist

A Computer Scientist conducts research in the field of computer science. This course may help a Computer Scientist by providing a deeper understanding of how networks work, which can help them to conduct research in the field of networking. For example, the course covers the use of tools like traceroute and tcpdump, which can be used to troubleshoot network problems and identify performance bottlenecks in research projects.

See salaries and explore the career path for Computer Scientist

Reading list

We've selected 19 books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Networking for Web Developers.

TCP/IP Illustrated, Volume 3

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This highly respected book by networking expert W. Richard Stevens must-have reference for anyone serious about understanding the intricacies of the TCP/IP protocol suite. It provides a detailed and authoritative explanation of the protocols that underpin the Internet, making it an invaluable resource for the course.

Networking for Web Developers

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What's inside

Syllabus

Good to know

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Reviews summary

Networking foundations

Activities

Career center

Reading list

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