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how to upgrade to cucm8.6

My 7825I5-cm8.5 is outof services,

and i want to upgrade to version8.6,which services can i order?

the CON-OSE-MCS78257 including upgrade,this upgrade can to what,can it up to 8.6?
and CM8.5-K9-UPG can do what?

Version history
Revision #:
1 of 1
Last update:
‎11-03-2013 06:37 PM
Updated by:

Hi Tong Yue

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