Chapter 24

Describe Remote Access and Site-to-Site VPNs

This chapter covers the following official CCNA 200-301 exam topics:

  • ▸ VPN types

  • ▸ Virtual private network (VPN) basics (including cryptography)

The virtual private network (VPN) is a common component of networking today. Interestingly, this technology involves hardware, software, and many specific technologies. This chapter provides a review of these CCNA topics. This chapter does not go deeper than it needs to (as some other texts do) into this vast topic.

This chapter covers the following essential terms and components:

  • ▸ VPN

  • ▸ Remote access VPN

  • ▸ Site-to-site VPN

  • ▸ IPsec

  • ▸ Cryptography

Topic: VPN types

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