
RDD(Rndom Digit Dialing) IVR(Interactive Voice Response)
500회선 시스템 도입
-실시간 모니터링과 자료산출 가능한
RDD(Rndom Digit Dialing) IVR(Interactive Voice Response) 500회선 운용
google.com, pub-3641679580745064, DIRECT, f08c47fec0942fa0 google.com, pub-3641679580745064, DIRECT, f08c47fec0942fa0 google.com, pub-3641679580745064, DIRECT, f08c47fec0942fa0 google.com, pub-3641679580745064, DIRECT, f08c47fec0942fa0