18 Copyright © Acronis, Inc., 2000-2009The setup program creates the Acronis Remote Users group and adds the listed users to it. By addingor removing group members, you will add or remove users who are allowed to connect to themachine remotely.2.1.7. UpdateTo update one or more Acronis Backup & Recovery 10 components:1. Run the installation package, containing the updated version of Acronis Backup & Recovery 10.2. Click Install Acronis Backup & Recovery 10.3. Specify the name or IP address of Acronis License Server.4. Click Update.5. Follow the on-screen instructions.Updating components in the unattended modeFor information about updating a component in the unattended mode, see Unattended installation inWindows (p. 19).2.2. Remote installation (Windows)Acronis Backup & Recovery 10 components can be installed remotely.To perform remote installation, you need administrator privileges on the target machines.Preparation1. Install Acronis License Server and import the licenses. You can skip this step when using a triallicense key.2. Install Acronis Backup & Recovery 10 Management Console.3. For successful installation on a remote machine running any Windows XP version, the optionControl panel > Folder options > View > Use simple file sharing must be disabled on thatmachine.4. For successful installation on a remote machine running Windows XP with Service Pack 2 orWindows 2003 Server, the option Control panel > Windows Firewall > Exceptions > File andPrinter Sharing must be enabled on that machine.5. Acronis Backup & Recovery 10 uses TCP ports 445 and 25001 for remote installation. Make surethat these ports are added to exceptions in the firewall settings on the remote machines.Tip: If the remote machines are members of an Active Directory domain and use no firewall other thanWindows Firewall, you can add TCP port 25001 to exceptions by using Group Policy. On a domain controller,create a Group Policy object, then go to Administrative Templates -> Network -> Network Connections ->Windows Firewall -> Domain Profile -> Windows Firewall: Define port exceptions, and then add thefollowing port exception:25001:tcp:*:enabled:Acronis remote installTCP port 445 is added to exceptions automatically by Windows Firewall when you enable File and PrinterSharing.You can exclude both ports from exceptions after the remote installation is complete.