Chapter 9, Problem 15Q

Explanation of Solution

The differences between VPN services and common carrier services are as follows:

VPN services	Common carrier services
VPN means virtual private network. It provides circuits that run over the Internet but seem to be private networks. It rents services to the public.	A common carrier is a private company that sells or rents communication services to the public.
VPN hardware provides services to take user data, encrypt it, and send it through the Internet through a series of “tunnels”...