Download Zoiper from http://www.zoiper.com/ and install it on a PC. For the instructions about the installation and the configuration, refer to Zoiper manual.

When you start Zoiper this window appears.

You can access the Options Menu in three ways:

In all cases the Zoiper Options screen will pop up.

The first step is to configure Audio devices: suggested value is the audio board.

	Note
	The following icon in the system tray shows that Zoiper is running.

Click on Add new IAX account and insert the name of the IAX user in the Name text box (e.g. iax_phone):

Click the OK button and complete account parameter with:

Click the OK button to confirm.

If the IAX user is already registered onto Abilis, the string Registered appears in the Account check box. The user can be unregistered by clicking the Unregister button.

	Note
	To manually start the registration, select the user in the Account check box and press the Register button.

Type the following command to verify if the registration is correct:

[22:02:33] ABILIS_CPX:debug res:ctiiax lsn:4

RES:CtiIax --------------------------------------------------------------------
       Inter-Asterisk_eXchange_Version_2
       BufferLength:324    Date/Time:08/06/2015 10:52:23 TraceTime:<NotRunning>

User                             Host                 Port REG    LIFETIME  AGE
-------------------------------------------------------------------------------
iax_phone                        192.168.001.155      4569 LOCAL        60    8
-------------------------------------------------------------------------------

If an entry exists for the “iax_phone” user, the registration is successful and the user is able to make calls.

To make a call, simply digit a number in the Phone to dial text box and press the Dial button (the first button from the left under the text box).

	Tip
	Interesting chapter: Section 58.6.3, “Debug of the CTIIAX resource”.

Click on Add new SIP account and insert the name of the SIP user in the Name text box (e.g. sip_phone):

Click the OK button and complete account parameter with:

Click the OK button to confirm.

	Note
	If the user is registered in the Abilis public side, you must enable a valid STUN server (e.g. stun.zoiper.com).

If the SIP user is already registered onto Abilis, the string Registered appears in the Account check box. By clicking the Unregister button, it's possible to unregister the user.

	Note
	To manually start the registration, select the user in the Account check box and press the Register button.

To verify if the registration is correct, type the command:

[22:02:33] ABILIS_CPX:debug res:ctisip lsn:4

RES:CtiSip --------------------------------------------------------------------
       Session_Initiation_Protocol
       BufferLength:405    Date/Time:08/06/2015 11:35:39 TraceTime:<NotRunning>

User                             Host            Prot Port REG    LIFETIME  AGE
-------------------------------------------------------------------------------
sip_phone                        192.168.001.155 UDP  5060 LOCAL       120    9
-------------------------------------------------------------------------------

If an entry exists for the “sip_phone” user, the registration is successful and the user is able to make calls.

To make a call, simply digit a number in the Phone to dial text box and press the Dial button (the first button from the left under the text box).

	Tip
	Interesting chapter: Section 59.7.5, “Debug of the CTISIP resource”.