CISCO SYSTEMS INC revenue for the last year amounted to 420.47 B HKD, the most of which — 228.42 B HKD — came from its highest performing source at the moment, Networking. The greatest contribution to the revenue figure was made by United States — last year it brought CISCO SYSTEMS INC 224.29 B HKD, and the year before that — 233.25 B HKD.