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Zenitel VS-IS 4.11 release

Vingtor-Stentofon Intercom Suite (VS-IS) 4.11

We strongly believe that this VS-IS 4.11 release is a major step forward in providing the best experience out of our intercom products, especially with regard to the integration of our Turbine Video family of products with security management systems.

In line with Zenitel’s compatibility vision, existing systems can benefit from this VS-IS 4.11 release simply by upgrading the device firmware.

Major new features of VS-IS 4.11

  • ONVIF Profile-S support on TCIV
  • Dual-stream functionality on TCIV
  • RTSP support for TCIV video stream
  • RTSP audio stream support for all Turbine devices
  • RTSP support for TCIV H.264 stream for AlphaCom systems
  • ITSV-1 new features and improvements
  • Image quality improvements for TCIV
  • Lip-sync of Audio and Video on TCIV
  • Keep-alive for improved VoIP NAT traversal
  • IP Station support for RFC3891 SIP "Replaces" Header
  • IP Multicast audio support for Pulse Intercom
  • Chinese font on Turbine OLED display
  • TCIV-5, TKIE-3 and IP-LCM firmware support
  • Advanced GPO configuration for Pulse and SIP
  • New DAK call actions
  • VS-IMT new functions and improvements

Package contents VS-IS 4.11 (General availability)

Product Version Description
VSF Turbine 4.11.3. Firmware for Turbine intercoms
VSF INCA Firmware for INCA intercoms
VS-IMT Intercom Management tool for PC


The software download is available on Zenitel Wiki.

For full details, download the Release Bulletin.

Your feedback

The Zenitel Research & Development team welcomes your feedback regarding this release. Feel free to provide information directly to the Zenitel Support Team at alphasupport[at]zenitel[dot]com.

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