The settings to implement Hot-Standby are the following:

1.Locate the path of the Domain files (.dom, .prj, .lib, etc.) on the main computer and copy that folder to the standby computer. In case a different path to the Domain files were set in the Root folder for Domain files option on the Servers tab, users must use that path when copying those files.

2.Database files must be handled differently. For more information, please check topic Using Databases with Hot-Standby.

3.Go to the E3 Admin icon on Windows Notification Area, and select the Domain - Options option.

E3 Admin

4.On the Servers tab, add the main and backup servers. Configure the Server Name and Network address options, as described on topic Servers Tab. For example:

•Server name: Server1

•Network address: \\Computer1

5.On the Hot-Standby tab, select the Enable option. In the Main server field, select the project's main server, and in the Backup server field, select the project's backup server. E3 searches for a main server in alphabetical order.

6.Define the PING addresses to check network integrity option, as described on item PING addresses to check network integrity of topic Domains - Configuration - Hot-Standby Tab.

7.Enable the Activate backup server on local failure option, as described on item Activate backup server on local failure of topic Domains - Configuration - Hot-Standby Tab.

8.Click OK to confirm these settings.

9.When starting E3, an icon represented by a yellow spinning bar is shown on Windows Notification Area of all computers configured in Hot-Standby, indicating that Domains are currently loading. After a few seconds, E3 recognizes the main computer and indicates that status on Windows Notification Area with an icon represented by a green arrow . This icon specifies that this computer is currently executing. The standby computer displays an icon represented by two yellow bars , indicating that it is in Standby mode.