You must ensure that the firmware level of the Pillar Axiom system can be used with the Lenovo Storage V series clustered system.
https://datacentersupport.lenovo.com/us/en/products/storage/lenovo-storage/v3700v2/6535
https://datacentersupport.lenovo.com/us/en/products/storage/lenovo-storage/v5030/6536