Książka w języku angielskimVirtual Private Networks (VPNs) are expected to replace traditional private corporate networks within the next few years, but the growing frenzy around the technology is confusing IS managers. This in-depth presentation sorts it all out for corporations considering or preparing to shift to VPNs. Featuring a careful consideration of relevant security concepts, and detailed descriptions of the design behind VPNs, book is ideal for network managers looking for ways to cut costs and improve efficiency. Virtual Private Networks link corporate offices (an intranet) to business partners (an extranet) with high-speed connections. They cost corporations half as much as current data networks.