Yes configuring the jabber-config.xml file and uploading to CUCM fixed the issue for both Mac and Windows clients. Is there an Option to enable Collaboration Edge functionality in the client as well? I didn't see one in the installation guide. James

I did get it working for both Mac and Windows using the attached jabber-config file.

Did this fix the URI dialing issue for you? If so could you upload your working jabber-config file?

Damien,I am using WebEx Messenger with Jabber 9.7 for Windows and the latest 9.6 beta for Mac. Both clients are suppose to support URI dialing internally and externally but I do not get the Call option after entering a valid URI. Should this work whe...