A number of 3rd party tools can be used to collect ESX environment information that can help Quest Data Protection Support resolve VMWare plugin problems.
This ESX health check script can be used to prepare environment information from single ESX hosts. The output is in HTML format and can be emailed to any address directly.
http://esxhealthscript.sourceforge.net/
The following will prepare a report for a single ESX(i) 4.x/5.x or VMware vCenter 4.x/5.x and it's managed entities.
http://communities.vmware.com/docs/DOC-9842
The following will prepare a report for a single ESX(i) 3.x+ host or VMware vCenter and its managed entities
http://communities.vmware.com/docs/DOC-9420
Please refer to the text above
BakBone SFDC Solution Number: 00006313