ProCall 3.0 Enterprise - System Requirements
PBX - Hardware
- TAPI- or CSTA-capable PBX
* - ESTOS ECSTA compliant
PC-Server - Hardware
- Workstation with 2 GHz
- 512 MB Memory
- 100 MB Harddisk
PC-Server - Software
- Microsoft Windows 2000, XP, 2003, 2008, 2008 R2 Server, Vista, 7
- Compliant with 32 & 64 Bit Microsoft Windows OS
PC-Client - Software
- Microsoft Windows 2000, XP Professional or Vista, 7
- Compliant with 32 & 64 Bit Microsoft Windows OS
Optional Environment
- ESTOS MetaDirectory Version 2.0
- Microsoft Exchange Version 5.5, or higher
- Microsoft Outlook 97, resp. Office 97 or higher
- Microsoft Outlook 2010 (32-Bit)
- For Microsoft Outlook 2010 (64-Bit) use Procall 4.0 Enterprise
- Tobit David InfoCenter Version V8, or higher

ProCall 4+ Enterprise Beta
ProCall One