On every page of a project, a drop-down menu is available in the top right corner to select the active configuration (stream or baseline).
When selecting a configuration, the content of the current page will be replaced with the content as it is in the selected configuration. If the resource does not exist in the selected configuration, an error message will be shown instead.
Most links to a project's configurable resource include an
Its value is the URI of the required configuration.
If a link to a configurable resource does not contain this parameter, it is redirected to the default configuration. The default configuration is the project's oldest stream. If the resource doesn't exist in this configuration, an error message is displayed.