OpenVCX and OpenVSX are distinct components providing video conferencing services. OpenVCX is the SIP messaging handler which acts as the conference controller and application logic store. OpenVSX is a dedicated media stream processor which does not directly interact with the signalling plane. Both services are required to provide SIP based video calling and conferencing.
Yes, OpenVCX is open source software and can be downloaded and built for free.
The OpenVCX Java component is leverages the Mobicents SIP Servlets JSLEE 1.1 (JSR 240) framework using the JAIN-SIP-1.2 (JSR-32) NIST SIP stack. SIP message processing runs within the context of a Tomcat or JBoss servlet. All media related processing is performed independently of any Java applications.
Technically yes but the software version available for public download has not been packaged for Windows.
If you have any specific questions about OpenVCX or OpenVSX please feel free to use our contact page.