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CUCM V10.5 Upgrade

omarahmed
Level 1
Level 1

Hello 

we Have two nodes in our VOIP Infrasttucre CUCM V10.5 we need to upgrade to V12.5 can we do it direct to V12.5 

no need to Upgrade to V11.0 then to V 12.5 

also if i upgrad the Pub t0 12.5 and my Sub is 10.5V does they work as cluster or should be same version 

 

thanks 

1 Accepted Solution

Accepted Solutions

10.5 to 12.5  its a Direct Refresh upgrade

Required COP file: ciscocm.enable-sha512sum-2021-signingkey-v1.0.cop.sgn.

You must bring both pub and sub in same versions.

Mandatory you read below before planning an upgrade.

- Upgrade and migration Guide

- release notes for versions 12.5

-  read me guides for version 12.5

 



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2 Replies 2

10.5 to 12.5  its a Direct Refresh upgrade

Required COP file: ciscocm.enable-sha512sum-2021-signingkey-v1.0.cop.sgn.

You must bring both pub and sub in same versions.

Mandatory you read below before planning an upgrade.

- Upgrade and migration Guide

- release notes for versions 12.5

-  read me guides for version 12.5

 



Response Signature


only this file i need ciscocm.enable-sha512sum-2021-signingkey-v1.0.cop.sgn 

because when i uploed it i got this  Error encountered: The file could not be downloaded. MD5 Hash Value: