State of Knowledge

March 2025


ECSTA 7

ECSTA 6

ECSTA 5


ECSTA 7 Icon

Product lifecycle


END-OF-LIFE AUGUST 2025

END-OF-LIFE 2021

Licensing
  • Standalone use without ProCall Enterprise
  • Licensing for ProCall 8 Enterprise via the UCServer
  • ProCall 8 Enterprise: now includes two ECSTA line licenses per ProCall user instead of one line license



System requirements

  • Microsoft Windows Server 2025/2022/2019/2016
  • Microsoft Windows 11/10

Multiple instances
64-bit

x64 Version of uaCSTA Server

  • Windows Server 2022/2019/2016
  • Windows 11/10

Multiple instances
32-bit and 64-bit

x64 Version of uaCSTA Server

  • Windows Server 2016/2012R2/2008 R2
  • Windows 10/8.1/7 SP1

Multiple instances
32-bit and 64-bit

x64 Version of uaCSTA Server

ECSTAs

  • ECSTA for Alcatel OmniPCX
  • ECSTA for Avaya IP Office
  • ECSTA for Avaya ACM
  • ECSTA for BroadWorks XSI
  • ECSTA for Mitel MiVoice 5000
  • ECSTA for Mitel MiVoice Business 8.0
  • ECSTA for Mitel MiVoice Office 400
  • ECSTA for OpenScape Business
  • ECSTA for OpenScape 4000
  • ECSTA for OpenScape Voice
  • ECSTA for SIP Phones
    • Auerswald
    • Gigaset
    • Mitel
    • Poly
    • snom
    • Yealink
  • ECSTA for Communi5 (former ECSTA for Teles Voice Application Server)
  • ECSTA for Alcatel OmniPCX
  • ECSTA for Avaya CS1000 (EOL – End of Life)
  • ECSTA for Avaya IP Office
  • ECSTA for Avaya ACM
  • ECSTA for BroadWorks XSI
    ECSTA for Cisco CME (EOL – End of Life)
  • ECSTA for HiPath 2000 3000 5000 (EOL – End of Life)
  • ECSTA for Mitel 100 (EOL – End of Life)
  • ECSTA for Mitel MiVoice 5000
  • ECSTA for Mitel MiVoice Business 8.0
  • ECSTA for Mitel MiVoice Office 400
  • ECSTA for OpenScape Business
  • ECSTA for OpenScape 4000
  • ECSTA for OpenScape Voice
  • ECSTA for Panasonic
  • ECSTA for SIP Phones
    • Auerswald
    • Gigaset
    • Mitel
    • Poly
    • snom
    • Yealink
  • ECSTA for Communi5 (former ECSTA for Teles Voice Application Server)
  • ECSTA for Alcatel OmniPCX
  • ECSTA for Avaya CS1000
  • ECSTA for Avaya ACM
  • ECSTA for BroadWorks XSI
    ECSTA for CallManager Express
  • ECSTA for HiPath 2000 3000 5000
  • ECSTA for HiPath 4000CAP
  • ECSTA for Mitel 100
  • ECSTA for Mitel MiVoice 5000
  • ECSTA for Mitel MiVoice Business 8.0
  • ECSTA for Mitel MiVoice Office 400
  • ECSTA for OpenScape Business
  • ECSTA for OpenScape Voice
  • ECSTA for Panasonic
  • ECSTA for SIP Phones
    • Auerswald
    • Mitel
    • snom
    • Yealink
  • ECSTA for Teles Voice Application Server