rsync in aix

1. Install popt-1.7-1.aix4.3.ppc.rpm & rsync-2.5.4-3.aix5.1.ppc.rpm from http://bullfreeware.com/

2. Check manual by rsync –help

3. Write shell script as below

   LOGDIR=/usr/prod/logs
   LOGFILE=rsync.log

   startBackup()
   {

       echo "****** Start backup now `date`"
       rsync -uptorgvlHaz -e "ssh -i /home/user/.ssh/id_dsa" /source_directory/* support@remote_server:/destination
       echo "****** Finish backup at `date`"
       echo ""
   

   }

   main()
   {
   startBackup
   }

   main » $LOGDIR/$LOGFILE 2>&1

Refer to
Easy Automated Snapshot-Style Backups with Linux and Rsync
Using rsync and cron to automate incremental backups