Does anyone have any ideas on how to block the google talk client? I've tried blocking access to talk.google.com, talk.l.google.com, etc. Also port 5222 (but can't block 443 for obvious reasons). I've also tried various ip's, but then www.google.com gets blocked.
Their solution (here: http://www.google.com/support/talk/bin/answer.py?hl=en&answer=61966) doesn't work!
It seems that no matter what I've tried, the client still manages to get out. Any ideas?
what can you see in the real time monitor when you using g talk?
The only things I see in real-time monitor are the following:
Using TCPView to monitor connections from my test machine and saw connections to this:
It appears that those destinations change though. Any ideas?