Now, we were able to create the Dockerfile shown in Example 8-23 on page 213 and proceed as described there to work with our Rexx program. 

## 8.3.7 Summary 

In this example, we achieved two goals: 

GLYPH<SM590000> Set up of a Docker container in a zCX instance. 

GLYPH<SM590000> Successfully access the container from an application on z/OS. 

