State of knowledge

July 2025

Operating systems (32-bit operating systems are no longer supported by ECSTA 7)

Windows: Server/Services

There is an operating problem with estos ECSTA 7 for Alcatel-Lucent OmniPCX Enterprise based on the Microsoft Windows Server 2025 operating system.

Please do not currently use this ECSTA software on this operating system. As soon as the problem is solved, we will inform you again in this article.

Server operating systems

End of support

Microsoft Windows Server® 202510/10/2034
Microsoft Windows Server® 202213/10/2031

Microsoft Windows Server® 2019 Essentials/Standard/Datacenter

9/1/2029

Microsoft Windows Server® 2016 Essentials/Standard/Datacenter

11/1/2027

Windows: Client/Workstation

Client/Workstation operating system

End of support

Microsoft Windows® 11-

Microsoft Windows® 10

14/10/2025

Virtualization

The ECSTA series is suitable for use in virtual environments. 

Licenses

Licenses for ECSTA 7 (only standalone as the ECSTA for ProCall 8 Enterprise is also licensed by the UCServer)

The following ECSTA are further licensed via a purchase license:

  • ECSTA for BroadWorks
  • ECSTA for Communi5 Voice Application Server

estos guidelines for the support of third-party products – interoperability information applies.