estos uaCSTA Server for SIP Phones is a product of estos GmbH.
Product updates can be found under http://www.estos.de.
Frequently asked questions and answers, as well as support, can be found under https://www.estos.de/service.
Active Directory®, Windows Server®, Windows® are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.
ProCall is either a registered product or product of estos GmbH in Germany and/or other countries.
All brands and product names used in this document are for identification purposes only and may be trademarks or registered trademarks of their respective owners.