> For the complete documentation index, see [llms.txt](https://sliu583.gitbook.io/blog/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1.md).

# Chapter 1

- [1.1 A Day in the Life of an Application](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.1-a-day-in-the-life-of-an-application.md)
- [1.2 The 4-Layer Internet Model](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.2-the-4-layer-internet-model.md)
- [1.3 The IP Service Model](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.3-the-ip-service-model.md)
- [1.4 A Day in the Life of a Packet](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.4-a-day-in-the-life-of-a-packet.md)
- [1.6 Layering Principle](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.6-layering-principle.md)
- [1.7 Encapsulation Principle](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.7-encapsulation-principle.md)
- [1.8 Memory layout and Endianness](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.8-memory-layout-and-endianness.md)
- [1.9 IPv4 Addresses](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.9-ipv4-addresses.md)
- [1.10 Longest Prefix Match](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.10-longest-prefix-match.md)
- [1.11 Address Resolution Protocol (ARP)](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.11-address-resolution-protocol-arp.md)
- [1.12 The Internet and IP Recap](https://sliu583.gitbook.io/blog/networking/index/computer-networking-a-top-down-approach/stanford-cs144/chapter-1/1.12-the-internet-and-ip-recap.md)