These library files are access and loaded during runtime when the Virtual SAN Observer page is rendered. The tool requires access to the libraries mentioned above in order to work correctly. This means that the vCenter Server requires access to the internet. This requirement can potentially present a challenge in secured environments where applications with access to the internet is not be a practical form of operation and it’s not allowed.
Many vSphere admins have encountered this issue. In particular, those supporting secured environments. In order to overcome this issue, the vCenter Server Appliance can be modified so that it can access the required files and library locally.
Note: it is a recommended practice to always deploy an out of band vCenter Server Appliance for the purpose of using Virtual SAN Observer.
In order to configure the Virtual SAN Observer to work without internet connectivity (offline mode) the files listed below need to be modified. The html files are located under the vCenter Server appliance “/opt/vmware/rvc/lib/rvc/observer/” directory. Read Full Article →