From the HTTP Request to the Web Server

Learning Objectives

By the end of this section, you should be able to:

• Understand what happens after a secure TCP/TLS connection has been established.
• Explain the structure of an HTTP request.
• Understand how load balancers distribute traffic.
• Explain the role of reverse proxies.
• Differentiate between a web server and an application server.
• Understand how modern cloud-native applications process client requests.
• Connect these concepts to AWS, Kubernetes, Docker, and production DevOps environments.

Recap

In Part 1, we covered:

• Browser URL parsing
• Browser and OS cache
• DNS resolution
• ARP
• Switching
• Routing