Oracle connection string for RAC

For tnsname.ora with TAF

XXXXXXXX =

  (DESCRIPTION =

    (LOAD_BALANCE = ON)

    (FAILOVER = ON)

    (ADDRESS = (PROTOCOL = TCP)(HOST = myserver.domain.com)(PORT = 1521))

    (CONNECT_DATA =

      (SERVICE_NAME = myservice)

      (FAILOVER_MODE =

        (TYPE = SELECT)

        (METHOD = BASIC)

        (RETRIES = 20)

        (DELAY = 1)

      )

    )

  )