Extensions - Siemens Gigaset SX541 WLAN dsl Manual

Extensions

You can assign phone numbers to your extensions and make additional settings for
Internet telephony, such as call waiting, display the caller's number and carry out other
technical settings.
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Select Extensions in the Telephony menu.
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Select the Phone number (your service provider or fixed line) from the list for
incoming and outgoing calls at extension 1. The list of numbers is the one you have
set in the VoIP menu (see page 105).
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Select Additional phone numbers, which you can use for calls at this extension
with a prefix.
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Select Receive calls for all numbers if you want to receive all incoming calls at this
extension.
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Select the Call waiting option if you want to permit a signal for an incoming call
when the lines are busy.
Please remember:
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Call waiting is indicated when you are calling via a VoIP connection and an
analogue call is attempting to interrupt this VoIP call.
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Call waiting is not indicated for a VoIP call when you are calling via an ana-
logue connection.
Configuring the Advanced Settings
107