State of knowledge

August 2025

ProCall NEX offers different application and usage options depending on the tariff booked.

Overview

The following overview shows the main differences between the individual tariffs

Tariffs ProCall NEX: Business - Professional - Professional Flat - Enterprise

Known problems and restrictions

ApplicationRestrictionNext steps
ProCall App for Web

Currently in preview phase, therefore generally still limited range of functions,
e.g. e.g. no user registration/deregistration for a group possible in the ProCall App for Web yet

Ongoing further development
ProCall App for Microsoft Teams

Clearly limited range of functions

Further development as required
ProCall Mobile Apps

Limited range of functions (e.g. no consultation calls and softphone conferences possible, no call forwarding to voice mailbox configurable)

Ongoing further development
MetaDirectoryAvailable on-premisesNo cloud solution currently planned
Four-digit extensions,
Deviation from standard telephony functions
Individual clarification of support requiredOngoing expansion of functions
Use a different SIP trunk

Support in tariff 1 & 2, individual clarification of support required

Please note the requirements for using a different SIP trunk: Use a different SIP trunk (cloud ready and, if necessary, a fixed IP address for the PBX)

remains, as tariffs 3 & 4 include the National Flat via STARFACE Connect
Supported regions only available for the D/A/CH region.
Currently, no standardized support for other countries
Individual case examination possible if required
ChatGPT integrationChatGPT integration is currently not available in ProCall NEX.Integration is planned.
STARFACE modulesThe STARFACE modules are not available for ProCall NEX.No changes planned.

Weiterführende Informationen

ProCall NEX Produktseite  →

ProCall NEX Release Notes → 

ProCall Voice Services Übersicht  →

Preisliste STARFACE Connect → 

Supported telephony functions for ProCall NEX