VaxVoIP SIP SDK provides tools and components to quickly add SIP (Session Initiation Protocol) based IP-Telephony make and receive phone calls feature in your web pages and software applications. You can easily develope net-to-phone apps & web pages.
Net-Iden automatically dials your application user's telephone number at the same time that they are performing a transaction on your application. For web users, there's a web service available at www.netiden.com