Works!

Had this problem.Reinstall Ip Communicator will help.

Found this:7.1(5)Supported7.1.5 (SU required, see release notes for details)from the Deployment Guide:http://www.cisco.com/en/US/prod/collateral/voicesw/ps6789/ps7290/ps7271/deployment_guide_c07-641141.htmlWhat is SU?

Found the solution.In voice gateway configuration you need to add bearer-cap speech command in the section voice-portlooks like:voice-port 1/1:23bearer-cap speech

What Oreka version are you using?If 1.2 try add yes to /etc/orkaudio/config.xml