Belle Woodward

Antoon “Tony”W. Rufi currently is the associate dean of computer and information science for all the ECPI College of Technology campuses. He also teaches the Cisco Networking Academy CCNA, CCNP, Network Security, Fundamentals of Wireless LAN, and IP Telephony curricula. Before becoming an instructor for ECPI, he spent almost 30 years in the U.S. Air Force, working on numerous electronic

projects and computer programs. Tony has a master’s degree in information science from the University of Maryland and a bachelor’s degree in industrial technology from Southern Illinois University.


Priscilla Oppenheimer is an author and network consultant with more than 25 years of experience in the computer industry. Priscilla has a master’s degree in information science from the University of Michigan and has worked at such big-name companies as Apple Computer and Cisco Systems. She currently teaches at Southern Oregon University and provides network consulting to companies in her hometown of Ashland, Oregon, and elsewhere.


Belle Woodward, CCNA, CCAI, CCNP, is an assistant professor in the School of Information Systems and Applied Technologies in the College of Applied Sciences and Arts at Southern Illinois University (SIU) in Carbondale, Illinois. She has more than nine years experience in the networking and network security field. Belle teaches network security, advanced networking, and telecommunications. After redesigning the networking and network security undergraduate curriculum, her students took first place at the 2006 Regional Midwestern Collegiate Cyber Defense Competition (CCDC) and fourth place at the national CCDC. In addition to publishing several journal articles in the network

security discipline, Belle has also contributed several chapters included in published network security and networking books.


Gerlinde Brady has been teaching Cisco CCNA and CCNP courses at Cabrillo College, a Cisco Regional Networking Academy, since 1999. She holds a master’s degree in education from the University of Hannover, Germany, and a master’s degree in translation (English/German) from the Monterey Institute of International Studies. Her IT industry experience includes LAN design, network administration, technical support, and training.