How do I configure my MultiVoIP on a SIP server?

All you have to do is go to phone book configuration and enable SIP Proxy. You need to enter the SIP Proxy IP address, user name and password. In addition, you need to select SIP protocol, select the transport protocol, and SIP URL in the outbound phone book. The format for the SIP URL is as follows, phone number @ host name. domain name.com