The table contains the key tasks that are required to upgrade Communication Manager to Release 10.2.x.
For Duplex deployment, all the steps must be performed on both active and standby server. You must first start the upgrade process with the standby server.
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Sr no.
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Task
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Note
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1
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Take a snapshot of the Communication Manager virtual machine.
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2
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Take a full backup of the Communication Manager
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3
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Create a user in vCenter with administrator credentials to gain access for the applications using HTTP, FTP, SCP or SFTP services.
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4
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For the Communication Manager application instance that you have created, create a user with Profile 18 user profile.
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5
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Add the Communication Manager application license file.
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6
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Ensure that you have the PLDS access credentials and Company ID.
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