| 摘要 |
PROBLEM TO BE SOLVED: To further reduce fraud phone calls.SOLUTION: A communication control device includes: a calling-side number acquisition section for acquiring a calling-side number from a signal transmitted from an exchange that receives an incoming signal from a calling-side terminal; a fraud suspicious number determination section for determining whether the calling-side number acquired by the calling-side number acquisition section is a fraud suspicious number that is a number of fraud suspicion; a called-side communication control section by which, in the case where the fraud suspicious number determination section determines the calling-side number as the fraud suspicious number, a predetermined called-side signal is transmitted to a called-side terminal; and a calling-side communication control section by which, in the case where the fraud suspicious number determination section determines the calling-side number as the fraud suspicious number, a predetermined calling-side signal is transmitted to the calling-side terminal. |
