This illustration shows the three basic configuration options:

The computer system at location 1 (Standby 1) shows a configuration in which the primary and standby databases are located on the same system. The computer system at location 2 shows a standby database (Standby2) located on a separate system that uses the same directory structure as the primary system. The computer system at location 3 shows a standby database (Standby3) located on a separate system that uses a different directory structure from the primary system.