Once Ekiga is configured appropriately, making a call is straightforward.
Start Ekiga using the menu or the command line.
Enter the SIP address of the other party at the prompt. The address should look like:
for direct local calls: sip:username@domainnameor username@hostname
for proxied calls or calls using the service of a SIP provider: username@sipserver or userid@sipserver
If you have a SIP provider who accepts real phone calls, you may just enter the number like sip:<call number>
Click or type Ctrl+O and wait for the other party to pick up the phone.
Once you are done or wish to end the call, click or type Ctrl+D.
If you need to tweak the sound parameters during a call, click to show four tabs holding more options. The second one holds the options for and . Use the sliders to adjust both volumes to fit your needs.