1. Click on this link to download and install Jitsi.
After the launch enter the following:
Username: firstname.lastname@example.org 111111 with your sip number from your personal account
Password: Your sip number password from your personal account
2. Select "Instruments", and then "Options".
3. Select your account and click "Edit"
4. Enter the following:
Authorization name: Your sip number (for example 111111) from your personal account
Support method: REGISTER
DTMF method: RFC2833
5. If the settings were entered correctly, the status will appear as "Online"
When connecting to Zadarma cloud PBX you need to use the PBX extension number information that appears in the "My PBX - Extension numbers" section of your personal account.
Replace 1234-100 with your PBX extension number from your personal account
Password: Your PBX extension number password from your personal account
Authorization name: Your PBX extension number (for example 1234-100) from your personal account