IP Telephony and Phones

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                   Hi All,I have a simple questions but it important for me. For example I have cucm 6.1.x version and want to upgrade from 6.1.x to 8.0.x version. Is is possible upgrade cucm from 6.1.x to 8.0.x via installation dvd(release 8.0.3) or...

hi,we have an CUCM 7.1.5 with some 6941 SCCP Phones. some of them have SCCP firmware 8.5.1 or 8.5.3. I can succesfully upgrade to firmware 8.5.4.No I want upgrade them to 9.2 and at first step to 9.0.2 or 9.0.3.But upgrade doesnt work. phone says [14...

Hi team, There is a new feature called SWAP (Toggle between two existing calls) for the 6900 IP phones,  I want to know if I can activate it in a Call Manager express   solution and how I could do it.RegardsJose