Google has finally released Linux version of Voice & Video Chat which it says was one of top video chat requests. It was already available for Windows & Macintosh OSes. They have support for Debian & Ubuntu systems at the moment while RPM systems will get one soon.
This is what the have on their official blog:
If you’ve been wanting to use voice and video chat on Linux (our top video chat request), then we have good news for you: it’s now available! Visit gmail.com/videochat to download the plugin and get started. Voice and video chat for Linux supports Ubuntu and other Debian-based Linux distributions, and RPM support will be coming soon.
You can download it from here: