2nd life for the Gigaset N510 base station?

[complex1]

After updating the "gigasetN510.fxs.xml" template, the Gigaset N510 should now supports the following:

• STUN Support
• SBC Support (not tested yet)
• Enable SIP UPDATE message
• Device system PIN (24h update)
• Firmware update from Gigaset servers (24h update)
• Support TLSv1.2 (f/w 42.257)
• Distinctive Ringing for internal/external
• Select Country and Country Tone (US, UK, DE, FR, NL)

Add the template to the PBX and follow the steps in "How to configure the Gigaset N510 DECT for 3CX"
https://www.3cx.com/sip-phones/gigaset-n510/

Known Limitations (update)
Note that these phones can not be used from a remote location or in combination with a 3CX in the cloud.
No STUN Support
No SBC Support
No Full CTI Support (Make Call Only)
No Company Phonebook
No LCD Language Provisioning
No Distinctive Ringing for external, queues or ivrs
No 3CX Firmware Management
No Admin Password Provisioning
No support for Paging Groups (incl. Multicast)
Extension’s surname must be set and must only contain letters without special characters
No Parking Orbit Support