You can only get it through a reseller I believe and it is a $0 item, but you still need to purchase licenses for the jabber guest sessions on the VCS http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/jabber/Guest/10_0/rn/JABC_BK_C008FA26_00_cisco-j...
I get the same message intermittently but it goes away. I web into the endpoint to make sure is online. if you find a solution or the reason why, let me know!
Encryption should be "forced encrypted" as described in the Administration guide. When you go to the jabber guest link on the client side, do you see the plugin loading and the call button? which ports do you have opened on your DMZ? A screenshot wou...
What exactly is the error message? make sure on the dmz there is an inbound firewall rule for turn services on the vcse I would sugguest running wireshark from the endpoint that will give you some details as to what is failing.