Day 23. DHCP and DNS

CCNA 200-301 Exam Topics

  • Explain the role of DHCP and DNS within the network

  • Configure and verify DHCP client and relay

  • Verify IP parameters for Client OS (Windows, Mac OS, Linux)

Key Topics

Imagine that you have to manually configure the IP addressing for every device you want to connect to the network. Furthermore, imagine that you have to type in the IP address for every website you want to visit. Today we review the two protocols that automate this process: Dynamic Host Configuration Protocol (DHCP) and Domain Name System (DNS). DHCP and DNS make the life of Internet users easier. We also review how to verify IP configuration of end devices for Windows, macOS, and Linux.

DHCPv4

DHCPv4 allows a host to obtain an ...

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