Cisco is expanding its “smart grid” portfolio with ruggedized and low-latency switches and other equipment intended for use in electric-power distribution systems. The push is part of Cisco’s much-ballyhooed “Internet of Everything” initiative that’s taking the company further into areas outside of business IT networking. The CGS-1000 switch is intended to be able to work with utility sensors that often have serial interfaces, not Ethernet ones, Cisco’s Joe Ammirato noted.”]