vCenter 5.5 Upgrade with Windows Server 2012 R2 – Part 9 – Upgrading and Integrating vCO Appliance This is part 9 of the vCenter 5.1 to 5.5 Update 1c upgrade, detailing the upgrade and reintegration of vCO Appliance. Continue reading vCenter 5.5 Upgrade with Windows Server 2012 R2 – Part 9 – Upgrading and Integrating vCO Appliance