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Release date:

  • Project name: Merkur_2015_Rel 4
  • v.236 acceptance test in cw 12

  • error corrections and integration of missing translations in cw 13

  • generation of v.237 in cw 14

  • v.237 acceptance test and PT Sync in cw 15

  • M3SW of v.237 in cw 16Release candidate

Improvements & Bugfixes

  • Handset: Software Update over the air for handsets S650H PRO (min BL60), SL750H PRO (min BL60BL61), R650H PRO
  • Handset: Support of new R650H PRO
  • Distinctive Ring: Distinguish internal/external PBX numbers by ringtone on handset via alert info. (Group and Door are not supported)
  • CLIP/COLP update after call transfer
  • Web Configurator: Czech language added

  • Web Configurator: Turkish language (in preparation)

  • Web Configurator: Change default selection "Call transfer by on-hook" to yes

  • Directories: Now Use LDAP address book also during active call (for transfer purposes).
  • Directories: Refine search when using private phone-book fixed.
  • Directories: character set problems fixed with Gigaset T440/T640 PBX
  • TR069: Various corrections, enhancements 

  • Secure provisioning error fixed

  • When upgrading, some parameters are no longer set back to default.

  • Music on hold is now audible also after making 3rd Call Swap.

  • TLS: Implemented a switch to select between TLS v1.0 and TLS v1.1
  • TLS: Implemented a switch which to select which cipher suite is to be used for establishing an TLS session:
    •  RSA_WITH_RC4_128_MD5
    •  RSA_WITH_RC4_128_SHA
  • TLS: 23 new certificates added, also new root- and intermediate certificates from
  • Russia: COLP: Cyrillic letters corrected

  • Russia: Email notification corrected

  • Russia: Menu to switch on/off AOH Clip

  • Russia: Web Configurator: now completely translated to Russian language

  • Russia: Web Configurator: Handset name can be now entered correctly, if PC set to Cyrillic

  • elmeg DECT150: Wrong caller ID after call transfer corrected

  • elmeg DECT150Wrong name display on handset corrected

Known Issues:

  • Translations not complete --> v.237...

How to update:

Via the webpage:

  1. Download the software and store this on your own accessible http server.
  2. In the web-interface of the N510: Go to: Settings  » Management  » Firmware update
  3. Enter the URL for the new firmware in the User defined firmware file: field
  4. Click on the button: Update firmware


Automatic (Online)

Change the Data server to:

Then if you press the Update firmware button the device should automatic find the Firmware.