2N EasyGate IP User Manual page 64

5.6.7 Miscellaneous
The Miscellaneous folder helps you set the other telephony parameters.
RX gain – set the receiving line gain. The default value is −2 dB.
TX gain – set the transmission line gain. The default value is −2 dB.
Line impedance – set the FXS line impedance.
Tone volume – set the DTMF tone volume.
Allow AGC – enable/disable Automatic Gain Control for the line signal.
DTMF mute time – set the tone dialing muting.
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