Linphone Android App

Linphone

Linphone is a free, open-source and cross-platform application for making audio and video calls, and sending text messages over the internet.

Requirement:

Installing the Linphone App on Android

  1. Open the Play Store on your phone and search for Linphone in the search bar.
  2. Tap Install and wait for the installation to complete.
  3. Once installed, tap Open from the Play Store or locate the app on your home screen.
  4. Launch the application to begin the setup process.
  5. On the first launch, Linphone will request permissions to access the notifications, photo library, contacts, microphone and camera (for video calls).
  6. Grant these permissions to fully enjoy all the app’s features.

Setup

Connect using a Third-Party SIP Account

  • Open the Linphone application.
  • On the home screen, select Third-Party SIP Account.

1. SIP account details

Username
You can use any of the following:
a. Phone Number used during registration for the Area Productivity, e.g., 61434882932
b. 8-Digit Number located at Area Productivity→ Teams → Team A → Application, e.g., 89561306

Password
Located at Area Productivity → Teams → Team A → Application, e.g: vvuyw5v0yrag42bomvcrm3otzl52i5c9

Domain
88.io

Display Name
The name displayed to the other party, e.g: 61434882932

Transport
TLS

2. Media Encryption

Go to Settings → Advance settings → Calls → Media encryption → SRTP

3. Account settings

Click on the 6 or 8 button (it could be a different digit) on the top left hand corner

android_top_menu

Click on the 3-dot -> Manage the profile - Add a picture (this is optional)

Scroll down to Account settingsTurn off:

  • Format phone numbers using international prefix
  • Replace +by 00 when formatting phone number

Multiple Accounts

Multiple accounts can be set up and managed within the Linphone app.

In the example below, two accounts have been added, each using a different domain name, 89561306@aunsw.88.io and 61434882932@88.io

Call Forward

When Call Forward is enabled to the number 61499331111, incoming calls from non-Linphone callers are redirected and the recipient's Linphone will ring.

In the following example, incoming calls are redirected to Linphone when the mobile voice number is busy.

If the cal_reject button is selected, the incoming call will be redirected to ring the recipient's Linphone, provided that Call Forward When Busy is enabled on their mobile voice number.

to be continued