31a12730_cation_vs__storage_replication__Feature
[SRM vSphere Replication] Direct-attached storage, local storage and other low-end options, as well as iSCSI, Fibre Channel and NFS storage ISCSI, Fibre Channel and NFS. The supported storage replication vendors are listed on VMware's website [Feature] 
Supported storage types
SRM replication choices: vSphere Replication vs. storage replication
Feature