Aastra SIP 53I Administrator's Manual page 629

Configuration Parameters
Operational, Basic, and Advanced Parameters
Parameter –
handsfree tx gain
Description
Format
Default Value
Range
Example
Parameter –
audio mode
Description
Format
Default Value
Range
Example
41-001160-00, Release 2.1, Rev 04
Configuration Files
This is the increased (+db) or decreased (-db) amount of signal
transmitted from the base microphone to the far-end party. The amount of
Tx gain in the IP phone firmware has been reduced to avoid side-tone and
echo on the local and far-end equipment. This parameter allows you to
adjust the Tx gain settings to best suit your comfort level and deployment
environment.
Note: The example below increases the speakerphone mic transmit gain
by 10 db.
Integer
0
-10 db to +10 db
handsfree tx gain: 10
IP Phone UI
Configuration Files
Allows you to configure how the "handsfree" key on the IP phone operates.
Integer
0
0 Speaker - Calls can be made or received using the handset or
handsfree speakerphone and can be switched between the two
modes by pressing the d /fkey. When on speaker, you can return to
using the handset by placing the handset on the cradle and
picking it up again.
1 Headset - Calls can be made or received using the headset. Calls
can be switched between the headset and handset by pressing the d
/fkey.
2 Speaker/headset - Incoming calls are sent to the speakerphone . By
pressing the d /f key, you can switch between the handsfree
speakerphone, the headset, and the handset.
3 Headset/speaker - Incoming calls are sent to the headset. By
pressing the d /fkey, you can switch between the headset, the
handsfree speakerphone, and the handset.
audio mode: 2
aastra.cfg, <mac>.cfg
Options->Set Audio
aastra.cfg, <mac>.cfg
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