About the Technical Reviewers

Michael J. Cavanaugh, CCIE No. 4516 (Routing & Switching, Voice) and MCSE +Messaging, has been in the networking industry for more than 24 years. His employment with companies such as Wachovia, General Electric, Cisco Systems, Bellsouth Communications Systems, AT&T Communications Systems, and Adcap Network Systems has allowed him to stay at the forefront of technology and hold leading-edge certifications. He spent the last ten years focused on Cisco Unified Communications design, professional services, consulting, and support. As an author, Michael has written multiple books for Cisco Press, and as an instructor, he holds technical deep-dive sessions (Geeknick.com) for customers in Georgia and Florida. Michael maintains ...

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