Patent ID: 7921034

Claim:
An apparatus, comprising: a switch point; a service logic supporting unit; and a voice playing unit; wherein the switch point is configured to initiate an advertisement service call to the service logic supporting unit after receiving a call from a calling terminal which is routed from a calling local switch (LS) or a tandem switch (MS); the service logic supporting unit is configured to receive the advertisement service call from the switch point, and return an advertisement service instruction to the switch point; the switch point is further configured to, upon receiving the advertisement service instruction returned from the service logic supporting unit, instruct the voice playing unit to play a ring back tone which includes an advertisement according to the advertisement service instruction; and establish a voice channel for the voice playing unit to play the advertisement; the voice playing unit is configured to play the ring back tone which includes the advertisement according to the advertisement service instruction to the calling terminal; and wherein the service logic supporting unit comprises a Front End Processor (FEP), a Computer Telephone Integrated Server (CTI Server), and at least one User Interaction Script Server (UIScript Server); the FEP is configured to exchange signals between the switch point and the voice playing unit and to exchange the signals between the switch point and the CTI Server; the CTI Server is configured to receive the advertisement service call which is sent from the switch point via the FEP, and send the advertisement service call to a corresponding UIScript Server according to the properties of the advertisement service call and return the advertisement service instructions returned by the UIScript Server to the switch point through the FEP; and the UIScript Server is configured to implement a corresponding service logic script according to the properties of the advertisement service call forwarded by the CTI Server, and return the advertisement service instructions to the CTI Server.