Legend
| Certification Program | Supported | Basic Auto Provisioning | Advanced Auto Provisioning |
|---|---|---|---|
 Interop Certified Plus |
Y | Y | Y |
 Interop Certified |
Y | Y | N |
 Interop Certified Ending |
Still supported, but will end within a few months | New phones can no longer be provisioned | N |
Gigaset
| Model | Certification Program |
|---|---|
| Maxwell Basic | Interop Certified Plus |
| Maxwell 3 | Interop Certified Plus |
| N510 | Interop Certified |
| N720 | Interop Certified |
Yealink
| T19P-E2 | Interop Certified Ending |
| T21P-E2 | Interop Certified Ending |
| T23P T23G | Interop Certified Ending |
| T27P T27G | Interop Certified Ending |
| T29G | Interop Certified Ending |
| T40P T40G | Interop Certified |
| T41P | Interop Certified Ending |
| T41S | Interop Certified Plus |
| T42G | Interop Certified Ending |
| T42S | Interop Certified Plus |
| T46G | Interop Certified Ending |
| T46S | Interop Certified Plus |
| T48G | Interop Certified Ending |
| T48S | Interop Certified |
| T52S | Interop Certified Plus |
| T54S | Interop Certified Plus |
| T56A | Interop Certified Plus |
| T58A | Interop Certified Plus |
| T58V | Interop Certified Plus |
| W60P ** | Interop Certified Plus |
** Update September 17th, 2021: Due to a bug in the current latest stable firmware version the device experiences issues with the automatic failover. We are currently working with the manufacturer and distributor resolving the issue. Until the matter is resolved a reboot of the device is required in case a new registration is needed.
Panasonic
| Model | Certification Program |
|---|---|
| KX-HDV130 | Interop Certified Plus |
| KX-HDV230 | Interop Certified Plus |
| KX-HDV340 | Interop Certified Plus |
| KX-HDV430 | Interop Certified Plus |
| KX-TGP600 / KX-TPA60 | Interop Certified |
| KX-TGP600 / KX-TPA65 | Interop Certified |
| KX-TGP600 / KX-UDT131 |
Interop Certified |