There are a couple of alternative options for running a h.232 video conference from your desktop/laptop. Most of the third party options available are not user friendly and are not reliable with the exception of the Polycom PVX software that utilizes high-definition quality audio/video, secure communications, and content sharing.
The two software alternatives we recommend are the Polycom PVX video conferencing software for a Windows machine and Xmeeting for a Mac.