Computer networks notes

How Routing Works (In Depth)

Routing tables, hop-by-hop forwarding, and why the MAC changes but the IP does not. Every section is a drawn page beside a clear written explanation, about 10 minutes in all.

  • Chapter 11 of 31
  • About 10 minutes
  • 7 sections
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The first drawn page of How Routing Works (In Depth): What routing actually is
The chapter's first page: What routing actually is

In this chapter

  • What routing actually is
  • The routing table
  • Hop by hop (and TTL)
  • IP stays, MAC changes
  • Longest prefix match
  • Static vs dynamic routing
  • The default route

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