Environment variables affect the way running processes behave on the server. For more information, see RabbitMQ Overview.
This task must be performed on any server that will host RabbitMQ.
- In the Windows taskbar, click Start and type "environment variables".
- Click the result Edit the system environment variables.
- In the System Properties dialog, click Environment Variables.
- In the Environment Variables dialog, under the System Variables section, click New.
- In the New System Variable dialog, type "RABBITMQ_BASE" for the Variable name field.
- For Variable value, enter the drive that the RabbitMQ files should be written to, followed by the folder name RabbitMQ (the drive may vary depending on your system design).
- Click OK.
- In the System Variables section of the Environment Variables dialog, verify that the ERLANG_HOME variable is present. If this variable is not present:
			- Click New.
- In the New System Variable dialog, type "ERLANG_HOME" for the Variable name field.
- For Variable value, enter the path to the Erlang folder similar to the following example. The path may vary depending on your configuration. For example: C:\Program Files\Erlang OTP
 
- Click OK on the Environment Variables dialog.
- Click Apply on the System Properties dialog.
| << Previous Task | Install Erlang 
 | Next Task | Install RabbitMQ >> 
 | 



