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Barry Raveendran Greene, Senior Consultant, Cisco Systems, Corporate Consulting, Office of the Chief Technology Officer (CTO). Barry's current topics of interest are ISP Operations and Security, developing the features, functionality, and techniques to enhance an ISP's success. Barry has been with Cisco since 1996, traveling to all parts of the world helping ISPs and Telcos build the Internet. Barry is the co-coordinator for the Cisco ISP Workshop Program, designed to empower engineering talent in ISPs all over the world. He has more than 22 years experience in systems integration, security, operations, maintenance, management, and training on a variety of computer, internetworking, and telecommunications technologies.