CVOICE 8.0: Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (Exam 642-437)

Andrew Froehlich, CCNA, CCNP, CCSP, CCDP, F5 Systems Engineer, is President of West Gate Networks, a network and IT consulting firm based in Chicago. He has over 14 years of technology experience in network design, security, and IP voice solutions in such technologies as LAN/WAN architecture, remote access, VPNs, wireless technologies, and IP telephony. He has developed training material for the Cisco CCNA, CCNP, CCVP, CCNA Voice, and CCNA Wireless certifications. He is also the author of CCNA Voice Study Guide, from Sybex.