A device that makes, breaks, or changes the connections in an electrical circuit; to shift to another electrical circuit by means of a switch. In the telecommunications industry, the term is often used as a synonym for private branch exchange (PBX) or central office (CO) switch.
Attend a Conference
Experience Information Technology conferences
With exclusive insights from Gartner experts on the latest trends, sessions curated for your role and unmatched peer networking, Gartner conferences help you accelerate your priorities.
Gartner CIO Leadership Forum
Phoenix, AZ