Pulse One on-premise appliance has been connected to the network and configured with with the correct IP addresses and ports to reach the sign-in page, however, when connecting to the login page in IE browser by IP address or by a host name other than what was originally provisioned, a certificate warning is displayed and upon accepting the warning the browser prompts with the following file download:
Do you want to open or save admin (37 bytes) from <host>
Example:

Upon accepting the file download by clicking "Save" or "Open" the file download fails with the following error:
admin couldn't be downloaded