End users will sometimes require administrator assistance for issues on their connected client machines. The administrator wishes to connect graphically to further troubleshoot the end user issues. It is possible to use native management tools to assist your end users.
This technique can also be used to enable ICMP echo requests to pass back to the connected tunnel client user machines.
Create an access rule from an internal resource to the connected users.
Have the end user disconnect and re-establish their tunnel connection.