Tim Sammut

Brent Stewart, CCNP, CCDP, MCSE, is a certified Cisco Systems instructor and teaches at Global Knowledge. As a Global Knowledge employee, he participated in the development of ICND, BSCI, BCMSN, BCRAN, and CIT for Internet-based delivery. Denise Donohue, CCIE No. 9566, is a certified Cisco Systems instructor and a Cisco instructor for Global Knowledge. As a Global Knowledge employee, she participated in the development of ICND, BSCI, BCMSN, BCRAN, and CIT for Internet-based delivery. Tim Sammut, CCIE No. 6642, is a Senior Network Consultant for Northrop Grumman Information Technology. Tim also holds the CISSP, CCIE Security, and CCIE Communication and Services certifications.