Cisco Network Security: VPN

Learn essential Cisco concepts and strategies for creating secure encrypted connections, using remote access and site-to-site virtual private networks (VPNs).

Introduction

• Securing data in transit
• Discovering resources
• Obtaining Packet Tracer

1. Understand VPN Concepts

• Describing a VPN
• Evaluating types of VPNs
• Recognizing VPN topologies
• Comparing the main types of VPNs
• Dissecting VPN components
• Discovering the Cisco ASA
• Using the Cisco ASDM

2. Discover IP Security (IPsec)

• Summarizing IPsec
• Reviewing IPsec components
• Using the IPsec AH
• Outlining the IPsec ESP
• Evaluating operating modes

3. Configure a VPN

• Connecting with an always-on VPN
• Comparing hairpin vs. split tunnel
• Translating the network address
• Traversing through a NAT device

4. Examine a Remote Access VPN

• Challenge: Clientless SSL VPN
• Solution: Clientless SSL VPN
• Employing an AnyConnect SSL VPN
• Assessing endpoint posture

5. Investigate a Site-to-Site VPN

• Ensuring Perfect Forward Secrecy
• Setting up an IPsec site-to-site VPN
• Challenge: Configure a site-to-site VPN
• Solution: Configure a site-to-site VPN

Conclusion

• Next steps