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CTI & UC applications

Software from estos in action. Diversity and specialization.

Get to know the many application options of our software for Unified Communications and CTI. Find information on the use of our software in specific hardware such as modern IP telephone systems, a hybrid or traditional telephone system or with SIP telephones in the IP Centrex environment, as well as other information to use our products with other software, including leading applications in the field of CRM, ERP and business applications. How to use our software for CTI or UC from the cloud rounds off the applications topic.

Telephone systems

The telephone system is an essential infrastructure component for communication for many businesses. estos software has been developed to create synergies for 'friendly' coexistence with telephone systems and to supplement their functions with professional CTI, but also with modern Unified Communications functions.

See here which combinations work especially well with estos software and what added value they can provide from their use in specific scenarios.

CTI & UC for telephone system from Auerswald

Remote Office special function


SIP telephones are typically used when the telephone system migrates to the cloud. To use Unified Communications and CTI functions in this environment, other technical concepts are used than with traditional telephone systems.

estos is a pioneer in the integration of SIP telephones for CTI functions and has introduced groundbreaking concepts for series production in cooperation with leading manufacturers of telephones. See our typical CTI applications with SIP telephones from leading manufacturers here.

CTI & UC for snom SIP telephones

Unified Messaging

The fax as a function of a Unified Messaging System (UMS) is a popular function combined with ProCall Enterprise. Basically all common fax systems can be combined with our software.

With a number of selected manufacturers, we have deepened integration as part of a cooperation so that our partners can present particularly "harmonious" solutions. See selected highlights on fax and UMS integration here.


TeleSys TS Unified module Unified Fax and VoiceMail

Unified Messaging and Fax with Ferrari electronics


CRM, ERP and support applications such as SAP Business One and CRM, MS Dynamics CRM, NAV and AX, Salesforce, etc. can be easily integrated into Unified Communications and CTI solutions with estos software.

The optimization of communication-intensive business processes is always in the foreground here. See some practical examples of how they are installed by specialized estos partners:

CTI and TAPI with the Microsoft Dynamics Portfolio (CRM,NAV,AX)

CTI Telephony with Step Ahead



SAP Business One*


Exchange with Microsoft Outlook, Lotus Notes from IBM and David from Tobit was often referred to as groupware systems for team communication - usually e-mail and calendar functions form the basis. Depending on the system, e-mail, presence, contact, journal and calendar functions can be integrated with ProCall Enterprise.

Get an idea of the CTI application of our software with these systems:

Microsoft Exchange and Outlook*

IBM Lotus Notes*

Tobit David InfoCenter*



*Coming soon

Industry software

estos partners have specialized in selected industries and offer solutions with our software that have been optimized for a specific occupational group.

See which benefits experts can provide with our software for specific vertical markets (verticals) here.

For accountants

For financial advisors*

For the tourism and hotel industry*


estos provides several software modules for the cloud which enable Unified Communications and CTI from the cloud.

As an independent manufacturer, estos can provide service providers flexible adaptable back-to-back license and service level agreements to complete or extend their offer.

See selected examples such as  CTI with IP Centrex from QSCnfon or Vodafone here and contact our specialists if required.


Contact us now