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This certificate certifies that Duane C. Tyler successfully completed a 40-hour training course on Cisco Unified Communications Manager 8.X from June 3-7, 2013 at Fort Gordon, GA. The training covered topics such as Voice over IP, planning, basic configuration, user administration, features, trunks, gateways, route planning, media resources, calling features, and tools. The certificate was issued by Richard W. Spratley of CECOM LCMC, LRC, DRE, TSD.
