Agent Vi Channel Partner Certificate Centra Security Services > Security Products > CCTV > MILESTONE VMS & AGENT Vi Analytics > Agent Vi > Agent Vi Channel Partner Certificate Posted on June 9, 2013 (May 5, 2019) by Centra Security Services Centra Security Systems (UK) is a member of Agent Vi's Channel Partner Program. Agent Vi Gold Partner Certificate - Centra 2014 (329 kB)