I am not a NetApp person, but this should be documented in SRA documentation.
Additional point is that MSCS RDMs cannot be configured with Round Robin policy (which is usually is the default for NetApp LUNs). You should reconfigure the LUNs for MRU.
Edit: Just've performed a quick search on Google and found this pdf that looks like what you need:
http://www.netapp.com/us/media/tr-4064.pdf
Michael.