This KB provides steps to configure SSLv3 protocol on vSphere 5.0, 5.1, and 5.5.
Note: Make sure that all the vCenter Server and ESXi services must be configured with the same set of protocols.

vSphere 5.0: SSLv3 protocol is enabled by default and is configurable. See KB 2146252 for vSphere 5.0 Ports and Services configuration steps.

For known issues and recommendations related to SSLv3 protocol disablement in vSphere 5.0 Update 3g, see the following:

• ESXi 5.0 patch [3982828] released on 06/14/2016
• VMware vCenter Server 5.0 Update 3g Release Notes

vSphere 5.1: SSLv3 protocol is enabled by default and is configurable. See KB 2146253 for vSphere 5.1 Ports and Services configuration steps.

For known issues and recommendations related to SSLv3 protocol disablement in vSphere 5.1 Update 3d, see the following:

• ESXi 5.1 patch [3872664] released on 05/24/2016
• VMware vCenter Server 5.1 Update 3d Release Notes

vSphere 5.5: SSLv3 protocol is disabled by default and is configurable in vSphere 5.5 Update 3x. See KB 2146255 for vSphere 5.5 Ports and Services configuration steps.

For known issues and recommendations related to SSLv3 protocol disablement in vSphere 5.5 Update 3b, see the following:

• VMware ESXi 5.5 Update 3b Release Notes
• VMware vCenter Server 5.5 Update 3b Release Notes

For known issues and recommendations related to SSLv3 protocol disablement in ESXi550-201608001 Patch/ vCenter Server 5.5 Update 3e, see the following:

• ESXi 5.5 Patch [ESXi550-201608001] released on 08/04/2016.
• VMware vCenter Server 5.5 Update 3e Release Notes