Need to configure Flash backup

Hi All.

Hope you guys are doing well :)

Master server version is 7.1

client version is 7.1

There is one mount point that i have to configure under Flash backup.

what i have to select in "Snapshot client option", whether auto or nbu_snap or vxFS-Snapshot

and what i have to select in "Backup selection" means when i was going through guide there what i see is below

Solaris examples:

/dev/rdsk/c1t0d0s6

/dev/vx/rdsk/volgrp1/vol1

and where i have to mention cache path and what is the cache path.

I read guide but still having above doubts.

Please help me out , its urgent..

Thanks in advNCE