TE-SYSTEMS, Wolfsburg (Germany)
TE-SYSTEMS is specialized in the development of software in the field of audiotex and telecommunications for ISDN and VoIP. A product is the XCAPI middleware: A VoIP interface for CAPI 2.0 compliant applications in the field of UMS, ACD or IVR.  It is possible to connect to all popular PBX systems. Quick and easy migration from ISDN to VoIP is possible at the highest level of quality without the need for any modification at the existing application base.

CISCO-SYSTEMS, Wien (Österreich)
Cisco Systems, Inc. is the worldwide leader in networking for the Internet. The product range includes multi-protocol routers, bridges, workgroup systems, ATM and Ethernet switches to dial-up access servers, software routers and network management software.