
Configuration Guide. IPefono.
5.6 Voice over IP settings
To configure the Voice over IP settings, first select the “
VoIP
Session Initiation Protocol
Automatically connect incoming calls
Connect incoming calls in listen mode by
default
Wait time in seconds before connecting
automatically the incoming calls
Push the call button to talk
Use keyboard to call if it is available
Disable the call status light indicator
Echo canceller algorithm in a regular
communication
Higher output level to cut the microphone
input off
Echo canceller filter factor
Echo canceller attenuation for the attenuate
scheme
Suppress the background noise
Lower noise level allowed
Conversation volume
Ring volume
Tone volume
Pre-recorded messages volume
Auxiliary input volume
Emergency message volume
Microphone input gain
. V2.8
Voice over IP settings
To configure the Voice over IP settings, first select the “
VoIP
” option (see
Figure
sip
Configuration
of
the
signalling protocol for SIP
calls
connect incoming calls
○ Yes ●No
When the IPefono receives a
call, the incoming
automatically
connected,
otherwise the button has to
be pressed to connect the
call
Connect incoming calls in listen mode by ○ Yes ●No
When the IPefono receives a
call, it goes into listen mode
(without connecting to the
speaker).
time in seconds before connecting
automatically the incoming calls
0
Wait time before incoming
calls
are
automatically
answered
○
Yes ●No
Hold down the button to
speak
Use keyboard to call if it is available
○ Yes ●No
Use the keyboard to call
Disable the call status light indicator
○ Yes ●No
Disable the call indicator light
Echo canceller algorithm in a regular attenuate↓
Higher output level to cut the microphone 4000
Configuration of acoustic
echo canceller
8
Echo canceller attenuation for the attenuate 16
Suppress the background noise
○ Yes ●No
Configure background noise
suppressor
10
medium↓
Conversation volume control
low ↓
Ring volume control
very low↓
Tone volume control
messages volume
medium↓
Volume
of
pre
messages
mute ↓
Volume of the auxiliary line
Emergency message volume
high ↓
Emergency message volume
very high↓
Microphone gain
5 – Configuration
31
Figure 23
).
Configuration
of
the
signalling protocol for SIP
When the IPefono receives a
call, the incoming call is
automatically
connected,
otherwise the button has to
be pressed to connect the
When the IPefono receives a
call, it goes into listen mode
(without connecting to the
Wait time before incoming
calls
are
automatically
Hold down the button to
the keyboard to call
Disable the call indicator light
Configuration of acoustic
echo canceller
Configure background noise
Conversation volume control
Ring volume control
Tone volume control
Volume
of
pre-recorded
Volume of the auxiliary line
Emergency message volume
Microphone gain