Cisco Systems raises dividend 21 percent

Cisco Systems Inc. is increasing its dividend 21 percent, its second boost in less than a year. The San Jose, California-based technology giant will pay a 17 cent quarterly dividend on April 24 to shareholders of record April 8. That's up 3 cents from the last quarter. Cisco raised its quarterly payout to 14 cents from 8 cents last summer. The company, which supplies routers, switches, software and services to corporate cu...