From VoIP.ms Wiki
Bria for Android
Click Here For Desktop Version: Bria Desktop
Once you launch the VoIP app you will be prompted to configure an account, tap "Add Account". First you will have to choose an Account type. Please choose "Making Calls" under User-defined Generic Accounts.
- Account Name
Enter a name to easily identify the account.
- Display As
This value is used to set outgoing Caller ID. You can leave it blank.
- Username (Your Account or sub account)
Enter the account number (six digits), or a sub account's ID (e.g. 123456 or 123456_XXX).
Enter the password provided when you (Signup).
Enter the address of one of the several servers of VoIP.ms, e.g.: houston.voip.ms
We are finished now. Please, press the "Back" button on your phone to go back to the Bria's Main Screen, your Account should register now and you'll be able to make and receive calls using the app.