Your SIP id is user SIP username followed by ‘@’ and then your SIP server.
The Password field is often called the “Secret”.
You can set “Display name” to anything that you would like. This field is just for your own use.
Most likely, you will not have to change any of the following settings. The default port for SIP communication is 5060. If you are not able to connect, you may want to verify that this port is correct by contacting your system, network or phone admin.
The Authorization name is used by some services, such as Ring Central.