The OpensScape DX Users Association The OpenScape DX Users Association (ODXUA) provides a forum, allowing you as a user of the Siemens OpenScape or DX product range to learn from other people and share the experiences of application, implementation and problem solving. Members find that this helps them maximise the contribution to their business from this important resource.   Who are the members? Members of the ODXUA come from varied backgrounds and from a mixture of large and small companies from public and private sector organisations.   Independent Although independently run, the ODXUA receives active participation from the Manufacturers and Distributors of the Switch:   Manufacturer Siemens Main Distributors   - Siemens BT