you can write a script and put your crontab. So your backup is ok.
rcp /export/backup/nimbackup root@****:/****/AIX_Backup/nim_mksysb_backups/
I live in Istanbul/TURKEY and working with Anadolubank.,I am Unix & Backup & Storage Admin in this company. My responsibilities are IBM Power Hardware(E850,P780,P770, etc.),IBM AIX,Tivoli Storage Manager,IBM Tape Libraries,Hitachi VSP and IBM DS8100 Storage.