Hello,I'd recently installed a 2921 SRST router with CME 10.5 and SIP endpoints.Most of the SIP phones are 7821. I've 2 issues... let's say users A,B and C are making calls.1) Conference is not working!  A called B; and pressing 'conference' button A...

Hi,Recently I'd to replace a 5500 series controller with a new one of same kind. We'd 100 AP licenses in the old damaged Controller.Can I use the same license in the new controller? If yes, How can I do that? is SMARTNET necessary to do this? Thanks ...

Hi,Is it possible to configure UC560 and UC540s kept in different locations as Publisher and Subscribers and there by avail the centralised deployment advandages?I have one client with one UC560 at Head office and two UC540s at two different branch o...