(1) A temporary communications path created between devices in a switched communications system. For example, a message from New York to Los Angeles may actually be routed through Atlanta and St.

Demand for frame relay and even ATM switched virtual circuits never fully took off. Despite our enthusiastic writings about the scalability and automated user self-provisioning potential of SVCs back ...

Circuits as WAN connections battled successfully against packets for years because they guaranteed bandwidth, no matter what. If you bought a T-1 circuit, the service provider nailed up 1.5Mbps from ...

Way back when virtualization was a new thing, virtual networks were simple connections that linked virtual servers and the occasional networking appliance. Now, however, things are different. Building ...