Отключение бекапа конфигурационных файлов в Oracle 11g через RMAN

oracle@oracledb:~$ rman TARGET sys/***@test NOCATALOG

Recovery Manager: Release 11.2.0.2.0 - Production on Mon Apr 29 14:19:21 2013

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connected to target database: TEST
using target database control file instead of recovery catalog

RMAN> configure controlfile autobackup off;

old RMAN configuration parameters:
CONFIGURE CONTROLFILE AUTOBACKUP ON;
new RMAN configuration parameters:
CONFIGURE CONTROLFILE AUTOBACKUP OFF;
new RMAN configuration parameters are successfully stored