This illustration shows the two instances described in the preceding text. The instance called sales1 is configured with the following parameter settings in its initialization parameter file:

SERVICE=NAME=sales.us.example.com
INSTANCE_NAME=sales1
REMOTE_LISTENER=listener_sales2

The instance called sales2 is configured with the following parameter settings in its initialization parameter file:

SERVICE=NAME=sales.us.example.com
INSTANCE_NAME=sales2
REMOTE_LISTENER=listener_sales2