Figure 23: A Key Dial-Up Fxo; Figure 24: Import Raw File To Audacity - Grandstream Networks UCM6 Series Manual

Note: When using a Key Dial-up FXO feature the outbound trunk for the analog trunk need to have internal
permission. As well as it should be the trunk with the highest outbound route priority.
Step 2: Import Raw File to an Audio Analyzer Software
In this step we will be analyzing the Analog Record Trace using Audacity. Users can download it from the
following link: http://www.audacityteam.org/download/. Similar steps can be applied for any other Audio
Analyzer Software.
1. Import RX Raw File to Audacity.
2. Click on Open, and set the following:

Figure 23: A key dial-up FXO

Figure 24: Import Raw File to Audacity

UCM6XXX Analog Trunks Guide
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