However, there are plenty of companies that prefer to retain in-house control over network security. Enterprises connecting purely local workforces may find this option sufficient. But let's consider how this model breaks down when the workforce becomes distributed. As a teleworker, I'd probably go with a toll-free regional ISP instead. If I were traveling internationally, however, I'd be out of luck.
Some providers offer value-added services that make business Internet access more attractive.
Take, for example, Intermedia's iAmerica service. Consolidated billing provides usage detail for all accounts on a monthly basis. This example illustrates that VPN ROI can be achieved through careful selection of an ISP that offers cost-effective Internet access, along with configuration, monitoring, and billing infrastructure that enable enterprise control.