To create mirrored databases:
Perform a generate using the Entire database transfer set for the mirror database, with Last Generated Time set to Current Time. Thereafter, only objects that have changed since the original database was unprotected are eligible for transfer to the mirror database using the Entire database transfer set.
Perform a generate using the Entire database transfer set for the original database, with Last Generated Time set to Current Time. Thereafter, only objects that have changed since the mirror database was unprotected are eligible for transfer to the original database using the Entire database transfer set.