Out-of-band dtmf, Dtmf method, Silence suppression – Aastra Telecom SIP 480I User Manual

Page 109: Configuring the ip phones

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Out-of-band dtmf, Dtmf method, Silence suppression | Configuring the ip phones | Aastra Telecom SIP 480I User Manual | Page 109 / 504 Out-of-band dtmf, Dtmf method, Silence suppression | Configuring the ip phones | Aastra Telecom SIP 480I User Manual | Page 109 / 504
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