Additional Features

1. Click on Basic Settings->Preferences.

2.Go to the "General" section.

3.The “Suppress DTMF Playback” field is enabled by default. To disable this field, uncheck the box.

4.Click to save your settings.

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Model 6757i IP Phone User Guide

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Aastra Telecom 6757I manual Model 6757i IP Phone User Guide, Click on Basic Settings-Preferences