The Standalone Sentry ISO file for installing on-premise is available for download at https://support.mobileiron.com/support/CDL.html
The Standalone Sentry ISO file for installing on Microsoft Azure is available at https://mobileironsentry.blob.core.windows.net/mobileironsentrycontainer/sentry-mobileiron-9.16.0-9.vhd
The Standalone Sentry ISO file for installing on Amazon Web Services (AWS) is available on the AWS community as a public Amazon Machine Image (AMI) in multiple AWS regions. The Standalone Sentry AWS AMI is published with the owner ID: 0bd8a5dc98386010a.
The instructions for installing Standalone Sentry are provided in the Standalone Sentry Installation Guide for the release.