DTMF issues have nowhere to hide with toll free and local number testing
Spearline
NOVEMBER 17, 2022
Often referred to by its 1963 Bell System commercial name, ‘touch tone’, you interact with DTMF every time you’ press 1 for Sales’ on a telephone keypad. At Spearline, we generate in-country calls that connect to your IVR menu and enter a conference call or connect to a contact center.
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