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Using Voice over Internet Protocol
7
Voice over Internet Protocol (VoIP) lets you make phone calls using a broadband Internet connection
instead of a regular (analog) phone line. SUSE
VoIP applications:
Ekiga
Linphone
7.1 Using Voice over IP with Ekiga
Modern telecommunication means far more than just making a phone call. It is also about
exchanging text messages and sometimes even video conferencing. Roaming enables you to be
reachable under one phone number all across the world. Ekiga brings these features to your Linux
desktop, allowing you to communicate over broadband Internet.
Before you start, make sure the following requirements are met:
Your sound card is properly configured.
A headset or a microphone and speakers are attached to your computer.
For dialing in to regular phone networks, a SIP account is required. For a list of providers, see
the
VoIP Providers List
VoIP Buster
(http://www.voipbuster.com).
For video conferencing, a Web cam is connected to your computer.
7.1.1 Configuring Ekiga
On first start, Ekiga opens a configuration assistant that requests all data needed to configure your
instance of Ekiga. To configure Ekiga, proceed as follows:
1 Start Ekiga by clicking Computer > More Applications > Communicate > Ekiga Softphone.
2 Click Forward, enter your first name and surname, then click Forward.
3 Enter your ekiga.net account data or choose not to sign up to
To add other accounts later on, configure them using Edit > Accounts.
4 Click Forward, select a connection type, then click Forward.
5 Determine the type of firewall you will use to enable you to perform calls with Ekiga, then
click Forward.
6 Choose the audio manager to use, then click Forward.
7 Choose the audio input and output devices, click Test Settings to test your settings, then click
Forward.
8 Accept the video manager selection, V4L, then click Forward.
9 Choose the video input device and test your settings, then click Forward.
10 View the summary of your settings, then click Apply.
®
Linux* Enterprise Desktop provides the following
(http://www.voipproviderslist.com/). Free trials are provided by the
ekiga.net
(http://ekiga.net).
Using Voice over Internet Protocol
7
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