Connecting from workstation with PowerCLI to VMware vCenter 6.0 appliance fails with error:
Could not connect using the requested protocol
This issue occurs due to the proxy settings in the environment. To resolve this, check the proxy settings using the PowerCLI and set the proxy to “No Proxy”.
To set the proxy setting to No Proxy:
Run this command to find the current proxy settings:
To change this setting, run this command:
Set-PowerCLIConfiguration -ProxyPolicy NoProxy -Confirm
More information: VMware