|
| 1 | +--- |
| 2 | +title: "Prerequisites" |
| 3 | +linkTitle: "Prerequisites" |
| 4 | +description: "Information about the prerequisites required before starting the upgrade." |
| 5 | +weight: 10 |
| 6 | +--- |
| 7 | + |
| 8 | +# {{< param title >}} |
| 9 | + |
| 10 | +The prerequisites required to be considered before starting the upgrade. |
| 11 | + |
| 12 | +## Encryption Requirements |
| 13 | + |
| 14 | +{{% alert title="Note" %}}This step is only required if the load balancer installed is the load balancer that is included with the {{% ctx %}} software.{{% /alert %}} |
| 15 | + |
| 16 | +1. On one of the Application Servers: |
| 17 | + 1. On the Start menu, choose `Run`. |
| 18 | + 1. In the open box, enter `regedit.exe`. You must have administrative credentials to run regedit.exe. |
| 19 | + 1. In the Registry Editor, locate the registry value `Key` which can be found at the following location `HKEY_LOCAL_MACHINE\SOFTWARE\Innovise\Cerberus`. |
| 20 | + 1. Copy the value of `Key` and save it to a known location. |
| 21 | +1. On the Load Balancer Server: |
| 22 | + 1. On the Start menu, choose `Run`. |
| 23 | + 1. In the open box, enter `regedit.exe`. You must have administrative credentials to run regedit.exe. |
| 24 | + 1. In the Registry Editor, navigate through the subkeys to `HKEY_LOCAL_MACHINE\SOFTWARE\Innovise\Cerberus`. If any of the subkeys do not exist create them repeating for each subsequent folder: |
| 25 | + * Right click on the parent folder. |
| 26 | + * Select `New`. |
| 27 | + * Select `Key`. |
| 28 | + * Set the name to be the subkey that you are creating e.g. `Cerberus`. |
| 29 | + 1. Under the `Cerberus` folder locate the registry value `Key`. If the registry value does not exist create it: |
| 30 | + * Right click in the right window. |
| 31 | + * Select `New`. |
| 32 | + * Select `String`. |
| 33 | + * Set the name to be `Key`. |
| 34 | + 1. Set the value of `Key` to be the value copied from the Application Server in Step 1.4: |
| 35 | + * Double click on the registry value `Key` to open the Edit dialog. |
| 36 | + * Set the value. |
| 37 | + * Click `OK`. |
| 38 | + |
| 39 | +## Next Steps? |
| 40 | + |
| 41 | +1. [Upgrade Application Servers and Load Balancer][] |
| 42 | + |
| 43 | +[Upgrade Application Servers and Load Balancer]: {{< url path="Cortex.Guides.UpgradeCortex.2024.9to2024.11.MultipleServerWithHA.UpgradeApplicationAndLoadBalancerServers" >}} |
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