Recovery Manager for Active Directory (RMAD) employs a Forest Recovery Agent to recover domain controllers. For this reason, it is recommended that you install Forest Recovery Agent on each domain controller you want to recover with RMAD.
NOTE |
To install, delete or upgrade the Forest Recovery Agent, RMAD uses the domain access credentials. For more details see the General tab section. |
RMAD uses the Secure Remote Procedure Call (RPC) over Secure Sockets Layer (SSL) communication logic to establish secure connection between Forest Recovery Console and the Forest Recovery Agent based on the Microsoft Secure Channel (SChannel). The process of agent installation starts with generating the Console and Agent communication keys on the console side, then these keys are deployed to the agent host. After the keys are deployed, both sides verify that each other has a valid key to provide the mutual authentication without using the domain access credentials.
If Forest Recovery Agent is not installed a domain controller in your recovery project, RMAD attempts to automatically install the Forest Recovery Agent on that domain controller after you start the recovery operation on the project.
After you have upgraded the Forest Recovery Console to a new version, it is recommended that you manually upgrade the Forest Recovery Agent on each domain controller in your recovery projects to the version supplied with the new Forest Recovery Console. By doing so you ensure the Forest Recovery Console and the Forest Recovery Agent are fully compatible and can correctly communicate with each other after the upgrade.
If the Forest Recovery Agent is installed, RMAD will check the compatibility of the agent version with the Forest Recovery Console version. If the agent version is older than the console version, RMAD will attempt to automatically install the Forest Recovery Agent on the domain controller when you start the recovery operation. If the Forest Recovery Agent is a newer version than the console, it will not be downgraded or automatically installed. An error will be displayed during the recovery operation. To resolve this issue either upgrade the Forest Recovery Console or downgrade agents manually, depending on your deployment.
NOTE |
Compatibility of the Forest Recovery Agent and Forest Recovery Console are validated using the first three numbers - X.X.X, the last number in the version is ignored. Example: 10.3.3.X Forest Recovery Agent is not compatible with 10.3.2.X Forest Recovery Console. |
In this section:
Note |
To install Forest Recovery Agent, the account under which Recovery Manager Console is running must be added to the Builtin\Administrators domain local group. |
To deploy the Forest Recovery Agent, you can use the following methods:
Automatically deploys and upgrades (if required) the Forest Recovery Agent during backup of domain controllers. If this method is used, all necessary communication keys will be deployed as well.
In the Recovery Manager Console tree, expand the Computer Collections node to select the Computer Collection in which you want to automatically install or update the Forest Recovery Agent.
On the Action menu, click Properties.
In the Computer Collection Properties dialog box, open the Agent Settings tab, and then select the Ensure Forest Recovery agent is deployed check box.
Click OK.
When backing up the Computer Collection, Recovery Manager for Active Directory will verify that an up-to-date version of the Forest Recovery Agent is installed on each domain controller in the Collection.
Note that clearing the Ensure Forest Recovery Agent is deployed check box does not uninstall the Forest Recovery Agent. For instructions on how to uninstall the agent, see Uninstalling Forest Recovery Agent.
Allows you to deploy the Forest Recovery Agent on multiple domain controllers from the Forest Recovery Console.
You can use this method to upgrade the Forest Recovery Agent on domain controllers after you have upgraded the Forest Recovery Console to a new version.
Create or open a recovery project.
Use the List of Domain Controllers area to select the domain controllers on which you want to install or upgrade the agent. To select multiple domain controllers, hold down CTRL, and click the domain controllers you want to select.
On the menu bar, select Tools | Manage | Forest Recovery Agent or DCs.
In the dialog box that opens, click the Install Agent button to install or upgrade the Forest Recovery Agent on the domain controllers.
Copy RecoveryAgent64.exe from the Recovery Manager for Active Directory installation folder (C:\Program Files\Quest\Recovery Manager for Active Directory Forest Edition) to a local folder on the target domain controller.
Run RecoveryAgent64.exe.
To establish a secure connection between the Forest Recovery Console and this instance of Forest Recovery Agent, you need to export a communication key (RecoveryAgent.pfx). To do this, you use the Forest Recovery Console, as follows:
Open a Forest Recovery project.
Select Tools | Manage | Forest Recovery Agent or DCs and click More in the Manage Domain Controllers dialog.
Select Export agent communication keys
The agent communication key file defaults to a location and file name, for example; C:\Users\administrator.RMAD.001\Documents\RecoveryAgent.pfx
Click the OK button to save the file.
There is an alternate method to create the Agent communication key.
Select Tools | Fault Tolerance on the menu bar.
Click Export agent communication keys….
The agent communication key file defaults to a location and file name, for example; C:\Users\administrator.RMAD.001\Documents\RecoveryAgent.pfx
Copy the **RecoveryAgent.pfx^^ file to the system used for the manual install and place it in the Forest Recovery Agent installation folder default location, C:\Program Files\Quest\Recovery Manager for Active Directory Forest Edition
Restart the Quest Forest Recovery Service so that the agent will use the key.
Open the recovery project where you want to view the installed Forest Recovery Agent version.
Use the List of Domain Controllers area to select the domain controllers for which you want to view the installed Forest Recovery Agent version.
To select multiple domain controllers, hold down CTRL, and click the domain controllers you want to select.
On the menu bar, select Tools | Manage | Forest Recovery Agent or DCs.
In the dialog box that opens, use the Agent Version column to view the installed Forest Recovery Agent version.
It is recommended to ensure that the Forest Recovery Agent version is the same as that of the Forest Recovery Console you use.
To uninstall the Forest Recovery Agent, you can use one the following methods:
Uninstall the Forest Recovery Agent from the Forest Recovery Console.
Access the target computer directly to uninstall the Forest Recovery Agent.
The latter method allows you to remove the Forest Recovery Agent from a domain controller that was demoted to member server and thus excluded from your recovery project.
Open the recovery project where you want to remove the Forest Recovery Agent.
Use the List of Domain Controllers area to select the domain controllers from which you want to remove the agent.
To select multiple domain controllers, hold down CTRL, and click the domain controllers you want to select.
On the menu bar, select Tools | Manage | Forest Recovery Agent or DCs.
In the dialog box that opens, click the Uninstall Agent button.
Log on to the computer from which you want to uninstall the Forest Recovery Agent.
In Control Panel, click Uninstall a program.
In the list, select Quest Forest Recovery Agent, and then click Uninstall.
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