FAST Operation

Hi Experts,

I just need the answer of few questions

1) On which layer of VMAX, FAST will be working??

2) How FAST works?? Please mention in short.

3) FAST vs FAST-VP, FAST-DP vs FAST-Cache : In Short.

4) What kind of Raid Type will be there in VMAX All Flash??

5) What is the maximum Storage Capacity for VMAX3-40K??

6) Maximum distance for SRDF-Sync operation??

Regards

Neesha