Release Date:

  • January 2024

What is new?


    • Failover/Fallback improvements
  • Security upgrade: Upgrade open SSL from version 1.1.1 to version 3.0
    • SHA1/MD5 based certificates are not seen as secure anymore 
      • Exception for existing factory provisioning certificates
    • Block possibility of adding certs with SHA1 or MD5 based signatures
  • EPOS/Sennheiser GAP Headsets do not honor Basic-Service=Basic-Speech, after register this DECT headset direct to our DECT system, there is no audio
  • N670 mini multicell needs to be upgraded with upgrade to N870 feature level license.  Show the MAC-ID in the N670 mini multicell DECT base web-interface (https://<IP_Addr>/dlsd-stats). This simplifies the ordering of the licenses for all N670 devices as the MAC-ID is required to order the license.
  • Syslog and user change time stamp should contain year by default
  • N610: XML file for repeater, only MAC in lower case is accepted. Upper case and lower case should be supported
  • After DECT system software update, refresh the Handset DECT (PNCAP) functionality
  • GAP handset support via setting is not valid anymore, GAP handsets are supported by default
  • Multiple PBX Redundancy by Moved permanently or temporarily
  • Central Phonebook
    • Enabled again for Virtual Integrator (Not possible using Embedded Integrator)
    • Network access closed when not used (Security improvement)
    • Refresh now button in web interface
    • Add "search anywhere in name" option in web interface
  • Web interface:
    • Show reason why Upload license file failed
    • Base station export drop-down box supports: XML/CSV
    • Embedded Integrator reset option via web-interface offers more roles
    • CNIPoverLookup enable/disable
  • For improved interoperability and robustness, ptp operation of V2.57.0 is back to two-step clock synchronisation.


  • Webgui is unusable after "wrong password" in SIP account
  • Autolookup in Broadsoft XSI phonebooks: Number is not replaced with the contact name
  • Broadsoft N-Way conference: Adding conference participants is not possible when access code is used
  • SIP registration improvements
  • Access code "0" / "Always", redial is not working correctly
  • After a time all handsets reply with "Busy Here" to incoming calls
  • CLIP/COLP option does not show numbers starting with +

Known Issues

  • ..

Software (V2.57.0)

Fake software image for testing upgrade (V999.57.0)

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