Release Date:

  • Beta Release. New RC candidate will be generated due to some issues found.

What is new?

  • Supported Languages: German / English / Spanish / French / Italian / Russian / Turkish / Netherlands / Portuguese

  • Save of Central phone-book is now possible

  • Distinctive ringing for internal, external, doorstation, group or user defined call types ... and emergency (from alarm server))
  • Add capacity information to http (GET) user-agent header


  • [3CX] device reboots when using uaCSTA and 2e incoming call
  • CSTA
    • CSTA session already active
    • [webui] CSTA transport protocol dropbox
    • uaCSTA behind Mondago, SnapshotDeviceResponse answer is wrong
    • uaCSTA when switch protocol then reboot is needed.
  • [N670/N870] CNIP not updated on Transferee after transfer
  • [3CX] After first provisioning, the central phonebook is not downloaded.
  • Cannot set Central Phonebook as Directory for INT key
  • Web UI: Configure SIP registration behaviour if mobile device is not connected/reachable
  • Caller-Id not updated after call transfer at OpenScape Business
  • Fix for CNIP with cyrillic characters not displayed on DECT phone
  • HTTPS for Rap - fixes for nested absolute links
  • N870 get handset information via HTTP(s) get
  • [BT][N870][V2.23.0.rc4] - device doesn't perform failover to secondary SBC (sip proxy)
  • Register request with Authorization Digest: QOP = "auth-int" or "auth-init"
  • Display handset during call transfer is very slow
    Virtual Integrator licenseĀ 
  • N870 provisioning failed message but can't find why
  • When XHTML is used, incoming invite with auto-answer is not possible
  • Syslog add information if setting is changed
  • No CLIP update
  • Add LDAP information to syslog
  • LDAP detail view doesn't work on some entries
  • Parameter "" should work without restart
  • Maximum length of REFER-TO header increased

Known Issues

  • Problems with XML directories.

For testing upgrade, a fake software image can be downloaded here.