From the course: Linux Foundation Certified System Administrator (LFCS) Cert Prep

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Implement reverse proxies and load balancers

Implement reverse proxies and load balancers

- [Instructor] In this lesson, we'll look at how to configure reverse proxies and load balancers for web servers. Whenever we access websites like kodecloud.com or youtube.com, the content that's displayed in our browsers comes from a web server. The most simplistic scenario looks something like this. The user requests a webpage, the browser sends that request to the web server, and the web server returns some content. But nowadays, the websites that see heavy traffic are not accessed this way, not directly. A lot of infrastructure sits in the middle, between the user and the web server. Let's see what changes when a reverse proxy is added into the mix. If we add a reverse proxy in front of the web server, things now look like this. The user request now goes to the reverse proxy first. Then, the proxy sends it to the web server. Next, the web server returns the page to the reverse proxy. And finally, the reverse proxy hands it out to the user. So, why would we need to add this reverse…

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