Dell PowerVault 770N (Deskside NAS Appliance) - Manual (Page 59)

Cabling Multiple SAN-Attached Clusters to a Dell | EMC Storage System
To cable two clusters to the storage system, connect the cluster nodes to the appropriate Fibre Channel switches and then
connect the Fibre Channel switches to the appropriate storage processors on the processor enclosure.
See the Platform Guide for rules and guidelines for SAN-attached clusters.
NOTE: The following procedures use Figure 5-3 , Figure 5-4 , and Figure 5-5 as examples for cabling additional clusters.
Cabling Multiple SAN-Attached Clusters to the CX200 Storage System
1. In the first cluster, connect cluster node 1 to the SAN.
a. Connect a cable from HBA0 to Fibre Channel switch 0 (sw0).
b. Connect a cable from HBA1 to Fibre Channel switch 1 (sw1).
2. In the first cluster, repeat step 1 for each node.
3. For each additional cluster, repeat step 1 and step 2 .
4. Connect the storage system to the SAN.
a. Connect a cable from Fibre Channel switch 0 (sw0) to SP-A port FE A.