Software requirements

The estos ECSTA for Avaya IP Office can be installed on all Windows® systems that support Microsoft® TAPI 2.0 or higher. The following systems are supported in 32- as well as in 64-bit versions.

  • Windows® 10
  • Windows® 11
  • Windows Server® 2012
  • Windows Server® 2012 R2
  • Windows Server® 2016
  • Windows Server® 2019
  • Windows Server® 2022

Configuration requirements for Avaya IP Office

Operation of the driver requires the correct installation and configuration of the Avaya-One-X portal and Avaya IP Office. The Avaya IP Office firmware must be “Release Version R.10.1” or higher.

estos ECSTA for Avaya IP Office connects to Avaya IP Office via port 8080 (if PBX has firmware version Release R.10.1) or via port 9443 (if PBX has firmware versions Release R.11) of the Avaya-One-X portal.

Licenses must be available for the “CTI Link Pro”.

estos ECSTA for Avaya IP Office logs in to the Avaya-One-X portal with a user account. This user account must be set up in the security settings of the Avaya IP Office manager as a member of the TCPA Group.

The following configuration entries must also be carried out via the Avaya IP Office manager in the group of administrators:

  • In the “External” tab
  • - The one-X-CTI API entry must be enabled (otherwise when the connection test occurs, the error message “Login failed” occurs in the ECSTA)

  • In the “Telephony APIs” tab
  • - Extended TSPI access must be enabled

    - DevLink3 must be enabled

    - The site API must be enabled

Version 6.0