![Dummy Responders](https://d27wgn5g4t3wja.cloudfront.net/img/91ee63ef-0088-1410-c792-15349f602865/148568.png)
Dummy Responders
The Dummy Responders are built in to OLA. They simulate RDM Devices and are useful for testing RDM-over-IP protocols like ArtNet and the upcoming E1.33 (RDMNet). We also use them internally for testing things like the web interface and the RDM tests.