# Reliable softphones for Asterisk
## PhonerLite installation
To configure a SIP device, 3 specific values are needed from the Natterbox platform - **Device Number**, **Device Domain** and **Device Password**.
| **Every SIP client must have a unique SIP address. You must not configure multiple clients with the same values.** |
| ------------------------------------------------------------------------------------------------------------------ |
The values for a device look similar to the values in the following table. **Enter them in the fields below** - the walk-through will adjust for your specific values.
| **Property** | **Value** |
| --------------- | --------- |
| Device Number | |
| Device Domain | |
| Device Password | |
*If you have entered values above, the values below will update with the correct settings that you need to enter.*
* Within PhonerLite, click on the **Configuration** tab (if the tab is not visible, it can be accessed via **Options|Configuration**).
Click **New**.
This opens the **Setup Wizard** pop-up. Select **Manual Configuration**.
Click the **green arrow** to progress to the next screen.
* Click the **green arrow** to progress to the next screen. Here, the profile can be renamed as desired.
* Click the **green tick** to finish the softphone configuration. If the configuration has worked successfully, there will be confirmation at the bottom of the softphone screen:
## LINPHONE installation
* Before configuration, you need to have an active account with us.
* Make sure, that you have [downloaded and installed Linphone application on your PC or Mobile](http://www.linphone.org/)
Download from here:
* Check your device credentials via [MY ACCOUNT](https://sip2.australianphone.com.au/billing) > Personal details > Devices
Your login/password are coming from [MY ACCOUNT](https://sip2.australianphone.com.au/billing) portal > Personal details > Devices:
Once the application is installed click on "Use a SIP Account" button:
Enter Credentials in account configuration menu:
* You must define next details:
* SIP Domain: **sip.australianphone.com.au**
* Username: match Username from your account (**10023** in case of example)
* Display name: match Username from your account (**10023** in case of example)
* Password: match device's **password** from your account.
* Transport: Leave **UDP** for desktop, select **TCP** if you are using on your mobile or via mobile connection
* Click "**USE**"
* Select created account on top left
* Make a free **09002** test call
## Zoiper installation
After the download prompt appears, save the file and wait for it download successfully.
Next go to your downloads directory and find the Zoiper installer, then execute it.
A verification prompt will appear, click "Yes".
The Zoiper installer will start, click "Next" on the first screen of the Setup wizard.
Read the licence agreement and click "Next" after accepting the agreement.
Select which components to be included.
Select the version you would want to install.
Select an installation directory (Best to keep the default one).
Choose a start menu folder.
Select which users should be able to use the new Zoiper installation.
The setup is now ready to begin the installation. Click "Next" to continue.
Wait while the Zoiper installation finishes.
The install wizard will inform you for the Zoiper Biz Plugins which should be already installed.
The installation is complete. Click "Finish" to launch Zoiper.
---
# Agent Instructions: Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.
Perform an HTTP GET request on the current page URL with the `ask` query parameter:
```
GET https://docs.itgrix.com/faq/reliable-softphones-for-asterisk.md?ask=
```
The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.
Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.