| Change Control Event | CHG0031870 – Upgrade vSphere Server from 5.5 U2 to 5.5 U3a on all Production vCenter environments | Change Control Event | CHG0031870 – Upgrade vSphere Server from 5.5 U2 to 5.5 U3a on all Production vCenter environmentsCHG0031870 – Upgrade vSphere Server from 5.5 U2 to 5.5 U3a on all Production vCenter environments