Aix Tar command

1-  tar cvf - rman | gzip > rman.tar.gz

2- gunzip < rman.tar.gz | tar xvf -

3-  tar cvf - rman | gzip > /d01/oracle/abc.tar.gz

4- gunzip < /d01/rman.tar.gz | tar xvf -

5- tar cvf  /d01/rman.tar  rman

6- tar cvf rman.tar