Unified Remote Access provides a connection that is very seamless, giving access to the corporate network that is designed to feel, almost, indistinguishable from being in the office and hooked up to the wall. This is indeed the case, for the most part, but there are a few limitations that you might need to consider.
The fundamental connectivity technology driving URA is IPv6, because it allows connectivity between the URA clients and server regardless of the type of NAT the client may be using. This allows URA to work seamlessly in almost all networking environments, and allows the remote-management of clients that is so important to organizations. However, in some parts of the world, IPv6 is still in the early stages of adoption, and this could lead to challenges. The operating systems themselves (Windows 7, Windows 8, and Windows Server 2012) are fully IPv6 compliant, and in fact, Microsoft's operating systems have been so for quite...