Your MIKE license can be deployed in various modes, one of which is "Internet mode". This means that your internet license is placed on a DHI Server.
This video tutorial demonstrates how to connect your MIKE software to your internet license using the DHI License Management.
Enjoy!
FURTHER INFORMATION & USEFUL LINKS
DHI License Manager Release Note
User guide for DHI License Manager and Internet License
Video tutorials
How to activate your MIKE internet license