Siemens Gigaset A580IP Manual page 119

Setting the phone with the PC
Area: Settings for Bandwidth
The settings in this area influence all VoIP connections (VoIP phone numbers).
Allow 1 VoIP call only
You can usually make two VoIP calls at the same time on your phone. If, however,
your DSL connection has a narrow bandwidth, there may be problems if two VoIP
calls are made at the same time. The data is no longer transferred properly (long
voice delay, data losses, etc.).
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Select Yes after Allow 1 VoIP call only to prevent any further parallel VoIP phone
connections being established.
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If you wish to permit two VoIP connections, select No.
Please note
If only one VoIP connection is permitted, the following VoIP network services will
no longer be available:
u
Call waiting is not displayed during a call via VoIP.
u
External consultation call from a VoIP call
u
Toggling and initiating a conference call via VoIP
Voice Quality
Default settings for the codecs used are stored in your phone: one setting opti-
mized for narrow and one for wide bandwidths.
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Activate one of the options Optimized for low bandwidth / Optimized for high
bandwidth if you wish to accept a default setting for all VoIP connections. The
settings are shown in the Settings for Connections area and cannot be
changed.
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Activate the Own Codec preference option if you wish to select and set connec-
tion-specific voice codecs yourself (
Area: Settings for Connections
In this area you can make specific settings for each of your VoIP phone numbers.
You can make the following settings for each VoIP phone number configured on
your phone:
Volume for VoIP Calls
Depending on the VoIP provider, it is possible that the received voice/earpiece vol-
ume is too low or too high, so that adjusting the volume via the handset is not ade-
quate.
118
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"Area: Settings for Connections").