Requirements for cabling your storage system (E-Series)
In addition to controller shelves and drive shelves, you might need some or all of the following components when cabling your storage system:
- 
Cables: SAS, Fibre Channel (FC), Ethernet, InfiniBand
 - 
Small form-factor pluggable (SFP) or Quad SFP (QSFP) transceivers
 - 
Switches
 - 
Host bus adapters (HBAs)
 - 
Host channel adapters (HCAs)
 - 
Network interface cards (NICs)