In the toast, the name of the TeamDesk group is displayed instead of the number of the caller. Thus, the callers cannot be identified.
Open the administration interface and navigate to Telephony > Gateways > SIP and then to the configuration of the SIP gateway where the hotline is configured.
Then click on the Advanced Settings tab and add the following parameter:
(Be sure to note that this is case sensitive).
Important: XPhone Connect Server version 8.0.46 and Client version 8.0.46 or newer are required.