Description of the illustration BA_replication.png

The illustration is for Replication Mode for HADR.

It shows squares for two data centers labeled Local and Remote. The local data center has the database DB-a and one recovery appliance, labeled RA-x. The remote data center has the RA-y recovery appliance.

The local database has an arrow going to its RA-x, and another arrow going to RA-y in the remote data center. This indicates where backups from the DB-a database can go.

RA-x has a an arrow to RA-y, indicating replication.

RA-y has an arrow to RA-x, indicating backups replicated to synch with current state.