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<p>Hello <br>
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<p>we have CUCM 7.5 and this cucm served both Corporate users and Call center agent users, we installed new CUCM11 and we want to move corporate users to the new CUCM 11 and keep the call center agents As it on the CUCM 7.5 call manager, would you please share
with smooth migration plan and roll back</p>
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<p>Regards</p>
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<p> ASIM<br>
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