Chris Foster: With over thirteen years of operational and technical management experience, Chris has quickly become a highly sought after specialist in his field. He is currently the CIO of IT Experts, Inc. (Marietta, GA) and Lead Cisco Voice Trainer for Global Knowledge.
Al Friebe: Al is a Cisco Certified Systems Instructor (CCSI) who has been teaching networking classes since 1995. In the past, he has served as Global Knowledge’s Course Director for BGP and BSCI, and he is the author of our current ICND2 labs. His previous experience includes instructor duty in the U.S. Navy’s Nuclear Power School, radiochemistry, software engineering, and network management. His certifications include CCDA, CCDP, CCNA, CCNP, A+ and others.
Dennis Hartmann, CCIE No. 15651, is a Unified Communications consultant, author of Implementing Cisco Unified Communications Manager, Part 1, and a lead instructor at Global Knowledge. Dennis was first exposed to CallManager during the CallManager 2.0 time frame when Cisco acquired Selsius. Dennis has various certifications, including the Cisco CCVP, CCSI, CCNP, CCIP, and the Microsoft MCSE. Dennis has worked for various Fortune 500 companies, including AT&T, Sprint, Merrill Lynch, KPMG, and Cabletron Systems. He lives with his wife and children in Hopewell Junction, New York. You can read more blog posts from him on Network World.
Douglas McKillip: Doug is the President and Principal Consultant of Innovative Integrators Incorporated, a Delaware Corporation actually based in Delaware. In addition to a BS and MS in Chemical Engineering from M.I.T., Doug also later obtained an M.S. from the University of Delaware in Computer and Information Science. After 15 years of experience at DuPont, and a brief stint with the original startup company associated with the Raptor Eagle Firewall, Doug began his now 15+ year career of teaching and consulting, specializing in Internet Security with hardware from Cisco since 1998. His certifications include CCIE #1851 and he is a registered PE.
Joe Parlas has been an instructor for over eight years, concentrating specifically on Cisco Voice technologies. He has consulted for numerous Fortune 500 and 1000 companies such as Sweetheart Cup Inc., Black and Decker, and McCormick Spice, and as a senior consultant with Symphony Health Services Inc. in various capacities. Joe holds the following industry certifications: CCVP; CCNP; CCNA; A+; and MCSE with Messaging 2003. He is also a contract instructor for Global Knowledge. Joe recently relocated his company Parlas Enterprises to the San Diego, CA area where he lives with his wife Parvin Shaybany.
David Stahl: David is a retired Navy Officer, having served for 23 years in the Aviation and Communications/Networking disciplines. He has been delivering classroom training to students for over 44 years in settings from the South Pole in Antarctica to The Civil Aviation Institute of China in Tianjin, PRC. His experience with wired, wireless, and satellite-based data networks began in 1970. He has taught Cisco career track courses in the CCNA, CCNP, CCDA, CCDP, and Cisco Sales Expert tracks, as well as VoIP, security, and Content Networking courses. In addition, he has served as an Adjunct Professor at the University of Phoenix delivering both technical and business-based courses. His certifications include CSI, MCSE, MCT, A+, Network +, CCNA, CCDA, and CSE.
Paul Stryer, CCSI, CCNA, is a Global Knowledge instructor who also provides consulting service though his company LMLP, LLC. As an engineer at Cisco Systems Inc. for over 10 years, Paul was exposed to many different disciplines within the Technical Assistance Center (TAC). Using his Microsoft, Banyan Vines, and Novell certifications, Paul began with Layer 2 TAC and escalated his career into the Advanced Services Multiservice TAC. As one of the founding members of the Selsius (CallManager) TAC, Paul has worked with CallManager 2.1 to the current Unified Communications Manger 7.0 and all versions and technologies in between. Paul has continued his experience in the voice and data communications arena as a network integrator and contract instructor outside of Cisco Systems.
Jason Wyatte: During his tour in the USAF, Jason maintained, managed, planned, and installed computer networking systems for Distributed Ground Station – 2 (Beale AFB Ca) for operations Enduring Freedom and Iraqi Freedom. His daily tasks included maintaining secure communications for data and voice IP networks, fiber optic terminations, spanning-tree security, and VTP domain protection. Since leaving the military, he has been a Network Instructor for over three and half years, teaching all over the US. Most of the courses he teaches are ICND1, ICND2, CCNA Bootcamp, CCDA Bootcamp, and BCMSN (advanced switching). His certifications include CCSI, CCNA, CCDA and he plans to continue training towards gaining a CCIE (routing and switching).
Jill Liles-Editor
Hi, I am the Senior Product Marketing Manager at Global Knowledge, focusing on Unified Communication, Cisco Security, and Canada. When I’m not editing this blog or our Security blog you can usually find me on Twitter. I love feedback, so please email me with any comments or suggestions you have for us.
