The VMware Tunnel is a product you can install on physical or virtual servers that reside in either the DMZ or a secured internal network zone.
Consider using the Per-App Tunnel component as it provides the most functionality with easier installation and maintenance. Per-App Tunnel uses the native platform (Apple, Google, Microsoft) APIs to provide a seamless experience for users.
The Proxy component provides most of the same functionality of Per-App Tunnel with the need for additional configuration.
VMware Tunnel offers single-tier and multi-tier deployment models. Both the configurations support load-balancing for faster availability. The Proxy component supports SSL offloading