Interop IP devices sipcall 2 See below for a list with supported features when using the Gigaset PRO IP Devices on the providers network.
| Feature | DE310 / DE410 IP PRO | DE700 / DE900 IP PRO | N510 IP PRO | N720 IP PRO | DX800A |
|---|
| Software release: | 02.00.04 | 02.00.07 | 75 | 73 | 175 |
| Software Version MR55-6
Porta One 11 July 2018 | - | - | Yes | Yes | Yes |
| Basic Call | Yes | Yes | Yes | Yes | Yes |
| Calling line (CLIP) | Yes | Yes | Yes | Yes | Yes |
| Connected line (COLP) | No | No | No | No | No |
| Anonymous call | Yes | Yes | No | No | Yes |
| Do Not Disturb | Yes | Yes | No | No | No |
| Message waiting | No | No | No | No | Yes |
| Call list/history | Yes | Yes | Yes | Yes | Yes |
| Voice mail deposit/retrieval | No | No | No | No | Yes |
| Call waiting | Yes | Yes | Yes | Yes | Yes |
| Call Hold / Toggle | No | No | No | No | Yes |
| Call forward (CFU) | No | No | No | No | Yes |
| Call forward (CFNR) | No | No | No | No | Yes |
| Call forward (CFB) | No | No | No | No | Yes |
| Call Transfer attended | Yes | Yes | Yes | Yes | Yes |
| Call Transfer unattended | Yes* | Yes* | Yes | Yes | Yes |
| Completion of Calls to Busy Subscriber (CCBS) | - | - | - | - | No |
| DTMF (RFC2833) | Yes | Yes | Yes | Yes | Yes |
| Conference 3pty | Yes | Yes | Yes | No | Yes |
| BLF Busy / Idle indication | No | No | No | No | No |
| Call pick-up direct ( * 8 extension) | No | No | No | No | Yes |
| Call pick-up group ( * 8 ) | No | No | No | No | Yes |
| Call pick-up BLF | No | No | No | No | No |
| Call completed elsewhere | No | No | No | No | No |
| Auto provisioning | No | No | No | No | No |
For unattended transfer the DE310/DE410 requires Firmware 02.00.04 or higher and DE700/DE900 requires firmware 02.00.07 or higher. And Voip Settings -> Unattended call transfer set to Semi-attended 
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