A. Anthony Bruno, CCIE No. 2738, is a Senior Principal Consultant with British Telecom with more than 17 years experience in the internetworking field. Previously, he worked for International Network Services. His other network certifications include CISSP, CCDP, CCVP, and CWNA. He has consulted for many enterprise and service-provider customers in the design, implementation, and optimization of large-scale, data and IP Telephony networks. He completed his MSEE at the University of Missouri-Rolla in 1994 and his BSEE at the University of Puerto Rico-Mayaguez in 1990. Anthony is also a part-time instructor for the University of Phoenix-Online, teaching networking courses..