corporate text/video/audio chat

Question

Video

It is necessary to find (preferably free or with a crack) a solution for organizing chat communication between several offices . The

main criteria are

1. Easy connection (installed, entered a name, entered a server and connected)
2. It is desirable to have "rooms"
3. audio / video conferences
4. It is desirable that You could also throw files at each other.

I've been scratching my head for a long time ... I can't find / think of anything :(

Answer 1

XMPP (Jabber).
Server - Openfire (free, easy to install\configure)
en.wikipedia.org/wiki/Openfire
www.igniterealtime.org/projects/openfire/
Client - Miranda.
en.wikipedia.org/wiki/Miranda_IM
www.miranda-im.org/
Audio\video solved by plugin:
addons.miranda-im.org/details.php?action=viewfile&id=3316
Miranda Multimedia Communication, VoIP and Webcam, GPL
If reluctance to fence extra servers at home - then, perhaps, Google Talk (although I don’t know how it is now in my native client with conference support), you can tie it to your domain.

Answer 2

What's wrong with Skype? All your requirements seem to be fulfilled.

Answer 3

they also hinted at me ... they said that something similar can be done on the basis of some open-source CRM

Answer 4

Trillian Astra 4 or 5 versions.
A client abroad is more designed for the corporate segment, supports all protocols, + has the ability to make conferences in any protocol, up to ICQ. There are also audio and video conferences.