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docs (level 101): fix typos, punctuation, formatting (#160)

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Jana R
2024-07-28 17:38:19 +05:30
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courses/level101/linux_networking/intro.md
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@@ -2,7 +2,7 @@
## Prerequisites
- High-level knowledge of commonly used jargon in TCP/IP stack like DNS, TCP, UDP and HTTP
- High-level knowledge of commonly used jargon in TCP/IP stack like DNS, TCP, UDP and HTTP
- [Linux Commandline Basics](https://linkedin.github.io/school-of-sre/level101/linux_basics/command_line_basics/)
## What to expect from this course
@@ -11,11 +11,11 @@ Throughout the course, we cover how an SRE can optimize the system to improve th
## What is not covered under this course
This course spends time on the fundamentals. We are not covering concepts like [HTTP/2.0](https://en.wikipedia.org/wiki/HTTP/2), [QUIC](https://en.wikipedia.org/wiki/QUIC), [TCP congestion control protocols](https://en.wikipedia.org/wiki/TCP_congestion_control), [Anycast](https://en.wikipedia.org/wiki/Anycast), [BGP](https://en.wikipedia.org/wiki/Border_Gateway_Protocol), [CDN](https://en.wikipedia.org/wiki/Content_delivery_network), [Tunnels](https://en.wikipedia.org/wiki/Virtual_private_network) and [Multicast](https://en.wikipedia.org/wiki/Multicast). We expect that this course will provide the relevant basics to understand such concepts
This course spends time on the fundamentals. We are not covering concepts like [HTTP/2.0](https://en.wikipedia.org/wiki/HTTP/2), [QUIC](https://en.wikipedia.org/wiki/QUIC), [TCP congestion control protocols](https://en.wikipedia.org/wiki/TCP_congestion_control), [Anycast](https://en.wikipedia.org/wiki/Anycast), [BGP](https://en.wikipedia.org/wiki/Border_Gateway_Protocol), [CDN](https://en.wikipedia.org/wiki/Content_delivery_network), [Tunnels](https://en.wikipedia.org/wiki/Virtual_private_network) and [Multicast](https://en.wikipedia.org/wiki/Multicast). We expect that this course will provide the relevant basics to understand such concepts.
## Birds eye view of the course
The course covers the question “What happens when you open linkedin.com in your browser?” The course follows the flow of TCP/IP stack.More specifically, the course covers topics of Application layer protocols DNS and HTTP, transport layer protocols UDP and TCP, networking layer protocol IP and Data Link Layer protocol
The course covers the question “What happens when you open [linkedin.com](https://www.linkedin.com) in your browser?” The course follows the flow of TCP/IP stack. More specifically, the course covers topics of Application layer protocols (DNS and HTTP), transport layer protocols (UDP and TCP), networking layer protocol (IP) and data link layer protocol.
## Course Contents
1. [DNS](https://linkedin.github.io/school-of-sre/level101/linux_networking/dns/)