Select a previously created contact according to its display name.

Displays the phone numbers configured for this contact. The Call Through user must transfer one of these phone numbers for identification.

If block- and allowlist for the exchange line routing are configured, the phone number dialled by the Call Through user is checked.

The list is filtered by the entered or selected value.

Adds a new Call Through user to the list. Only configured Call Through users are allowed to perform this function.

Deletes the entries marked in the list.