The selective call acceptance allows controlling incoming calls by making a list of telephone numbers which you are ready to accept. But incoming calls from subscribers that are not listed are directed to the answering machine by which the caller is informed that you do not accept calls at the moment.
Trisun Communications is a leading international carrier and provider of wholesale services to carriers and resellers throughout the world. Our network bridges the horizons between traditional circuit based communications to the next generation `Voice ove
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