Thanks for the detailed response, Jonathan!Seems like we lack a lot of information on the back end of Cisco that is required for this project. I'm sure following your guidance would have lead to a proper implementation of the project as we had initia...

Thanks a bunch for your responses, Jonathan. Honestly, it's just your responses that are giving me some breakthroughs in my project at the moment.I've tried to read more about Application User and Super Provider, and I've come across guidelines to co...

Seems like for Jabber Desktop Client to avoid the limitation, we are manually adding phones to Application User that our Jabber server signs into CUCM. Is there a way I could build my WPF phone application such that I can use similar settings as Jabb...

I have a few more questions about your solutions:1) Seems like using Windows TAPI cannot be a solution for us, because TAPI has some kind of limitation on the number of users. This was the initial reason why were trying to move away from TAPI and use...

Thanks for your response, Jonathan.I'm trying to create a WPF application that would have a dial pad and call button, which I'm hoping to use to make calls on Jabber's desk-phone functionality. Also, the WPF application should be able to listen to in...