David W. Chapman Jr., CCNP, CCDP, CSS-I, is a Cisco Security Instructor with Global Knowledge. As Course Director for the Cisco Secure PIX Firewall course, David is charged with maintaining the integrity and quality of the course offering and mentoring instructors new to the course. Andy Fox, CCSITM, CCNA, CCDA, CSS-I is a Certified Cisco Systems Instructor with Global Knowledge. Andy has been teaching Cisco Certified Classes for more than five years and is the Course Director for the Managing Cisco Network Security course.
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