PHP

In this tutorial we will show how to add Live Support Chat to the osCommerce based online shop. It is a great way to improve your visitors confidence while shopping online, as they can ask questions in a real time

Well behaved SIP phone should present a list of supported methods (INVITE, MESSAGE, REFER etc.) in "Allow" header when registering with the proxy. This is saved in "methods" column in "location" table by openSIPs. Unfortunately this value is a bitmas

In this tutorial we will show how to implement "click to call" functionality in a web page using PHP-SIP class, free opensips.org SIP registrar service and Twinkle softphone.

The same principle can be used with any RFC compliant SIP service or

As most of our products are web based applications developed in PHP, we had to find a way to interact with SIP services from within a PHP code.

After evaluating few different options, like calling sipsak tool with exec PHP function