Install and Configuration of Zoiper on Android
Now go to Google Play Store and install Zoiper App, we suggest you connect your phone to a Wi-Fi Network.
When you open Zoiper, accept the Terms and you’ll see the welcome screen.
On the first field type with no spaces your phone extension username followed by the “at” symbol and then the SIP Server.
On the field below type your password.
On the next screen, you’ll see your SIP Server name again, leave it like that and click next.
Authentication
Now write the authentication name and leave empty the Outbound proxy.
PBX Hostname
Now type your SIP Server as follows
Zoiper Configuration Test
The Zoiper config will perform tests and find your SIP server; click Finish.
If the test is unsuccessful, please verify that your phone is connected to the Internet and that your network has the required ports for VoIP open.(Port 5060 in TCP and UDP, ports 10,000 to 20,000 in UDP)
Finalizing Zoiper Configuration
On the next screen depending on your settings it will ask for permissions, make sure you give permissions to your contacts and the microphone.
The configuration may show you this screen, to exit click on Accounts.
Verifying your phone extension is connected to Zoiper
Now you’re connected, just click on the menu
And you’ll see that the account is ready.
Happy calling!