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Networking for Web Developers

via Udacity


How does the Web work? Under the hood of HTTP there's a whole stack of networking protocols.

Explore the underpinnings of the net with tools like traceroute, tcpdump, and nc.


  • From Ping to HTTP
    • Begin using command-line tools to explore the network.,Ping to check hosts, and nc (netcat) for webservers.,Learn about port numbers and the layering of HTTP on top of TCP.
  • Names and Addresses
    • Learn about the Domain Name System (DNS).,Register your own domain name for your web server.,Learn more about the binary representation of IP addresses.
  • Addressing and Networks
    • Network blocks and interfaces.,Network address translation (NAT).,IPv6.
  • Protocol Layers
    • Use tcpdump to examine the packets that make up the requests and responses.,Explore three protocols: ping, DNS, and HTTP.,Learn more about how TCP sessions work.
  • Big Networks
    • Learn more about bandwidth, latency, filtering, and other key properties.

Taught by

Karl Krueger

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