SIP using InterVOIP
To configure for use with IP Phones or SIP devices, you need to set the following:
SIP port : 5060
Registrar : sip.intervoip.com
Proxy server : sip.intervoip.com
Outbound proxy server : leave empty
Account name : your InterVoip username
Password : your InterVoip password
Display name/number : your InterVoip username or voipnumber
Stunserver (option) : stun.intervoip.com













How to generate sip username & password please tell me.
It is the username and password when you register with intervoip.com to use their services.