Install ESX Firefox Web Management Plug-In for Windows Download the MKS plug-in file from the Stage Manager server using Internet Explorer from the following address: https://Servername/StageManager/ControlPanel/Machines/MachineDetails/ActiveXControls/xpihandler.ashx?filename=vmware-mks-windows-ff-3.xpi Where <Servername> fill your server hostname. Rename the extension of the file from .xpi to .zip . Unzip the file's contents into %ProgramFiles%Mozilla Read more

To solve the problem do the following: Type in Firefox Browser - about:config Find value "network.automatic-ntlm-auth.trusted-uris" and add bluecoat host name For https authentication is recommended to create Virtual URL and add a different port (not 443 ) https://bluecoatHostName:444 Also check DNS resolution of bluecoat applience ( probably you will need to add it manualy to your DNS serve Read more