The wide area network (WAN) is central to the IT strategy of any multilocation business. Employees expect the WAN to be available when they need it, much like any other utility in the business. WANs have historically been built on "best effort" circuit or packet-switched IP networks such as VPN, Frame Relay, or Private Line connectivity.
This strategy is effective when the WAN is required for email and file-sharing. However, with the growing need to add.....READ MORE