Cisco, a global IT leader who helps companies seize the opportunities of the future and proves that by connecting everything that is not yet connected, amazing things can be achieved. Cisco Systems, Inc. is one of the largest computer companies today and a dominant player in the field of network elements. Among other things, it produces Ethernet and ATM switches, routers, VoIP gateways, and IP phones. Cisco is a global leader in networking services that are changing how people connect, communicate and collaborate.