Linphone for iPhone

Updated June 2016

Step 1: Gather information for each user.

Each user has a set of credentials which will be needed to configure each phone. For each phone that you are configuring, obtain the following:

  • "SIP Address" (Address of Record)
  • "SIP Password"
  • "Auth Username"
  • "Username"
  • "Proxy/Domain"
  • "Outbound Proxy"

You can find this information in the user detail pages under the "Users" tab in your OnSIP Admin Portal.

Phone configuration section 

Step 2: Download Linphone from the App Store.

From the home screen, touch "App Store" --> "Search". Search for "Linphone", and download. 

Step 3: Set up OnSIP Hosted PBX user account information.

Select "Use SIP Account"

Step 4: Enter Your SIP Credentials

Enter in your credentials in the fields on these pages as follows:

  • Username > "Username"
  • Password > "SIP Password"
  • Domain > "Proxy/Domain"
  • Display Name > "whatever you'd like here"
  • Transport > "UDP"


Step 5: Configure Audio Codec

Select "Audio" tab and then only the following codec:

  • G.722
  • GSM
  • PCMU
  • PCMA

Once done depress the left arrow to go back to Settings page.


Step 6: Configure Network Settings

Select "Network" tab from Settings page. Turn 'off' ICE, 'Allow IPv6' and 'Edge optimization' settings - see image below:

Once done depress the left arrow to go back to Settings page.Your registration WILL FAIL - you're almost done.

Step 7: Configure Outbound Proxy and Final Credentials

Click on the name of the account you created under Settings page (here it's Example)

  • Outbound Proxy"Slide to ON"
  • User ID"Auth Username"
  • Account Enabled"Slide to ON"


Your softphone is now registered.


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