Hi,here is the diagram :PSTN <-E1 Q931-> 2821 <-IP-> CCM4.2 <-IP-> 2821 <-E1 QSIG-> Bosch PBX <--> Bosch Phone n?6000 forwarded to his bosch voice mail.When a call come from the pstn to the 6000, the user fall on the general voice message and not on ...