The NetApp E-Seriesstorage systems are supported for use with Lenovo Storage V7000.
For information about supported levels of each model, search for supported hardware list, device driver, firmware, and recommended software levels at the following website:
http://support.lenovo.com/us/en/products/servers/lenovo-storage
Concurrent firmware upgrades are supported according to NetApp E-Series procedures. Offline FW upgrade is recommended for drives and enclosures.