Comparing, Designing, and Deploying VPNs

Appendix B. Answers to Review Questions

Chapter 1

1	What type of connectivity is provided by site-to-site and remote access VPNs?
Answer:	Site-to-site VPNs provide connectivity between an organization or organizations’ sites, whereas remote access VPNs provide access to a corporate network for remote users such as teleworkers or “road warriors.”
2	What protocols and technologies are commonly used to enable site-to-site VPNs?
Answer:	Protocols and technologies commonly used to enable site-to-site VPNs include MPLS, IPsec, L2TPv3, and GRE.
3	What protocols are commonly used to enable remote access VPNs?
Answer:	Protocols commonly used to enable remote access VPNs include L2F, PPTP, L2TPv2/3, IPsec, and SSL.
4	What are the two main categories of provider-provisioned ...