IP Telephony and Phones

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Hi netpro,I want to migrate a customer from CUCM 7.1.2 to CUCM 9.1. I have to use CUBAC as existing AC is depreciated. Problem is that best way forward would be to migrate existing AC users to CUBAC so they are used to the new console before CUCM upg...

Dear All,I have a question regarding Licensing.Below is the description:For example I want to upgrade call manager 6.1.1 to 6.1.3 then to 6.1.4 and from 6.1.4 to 8.5And once the upgrade is down to version 8.5 I need to migrate it to UCS on which call...

tiger_401 by Level 1
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Dear All,I am trying to upload call manager version 8.5 image through sFTP server. sFTP is configured properly.But i dont know due what reason whenever i am trying to upload the image it is giving this error No valid upgrade options were foundPlease ...