Unisphere and Unisphere Central 2020 R1 Administrator's Guide

Requirement	Description
Storage Center version	The primary and secondary Storage Centers must be running the same version of Storage Center software.
Storage Center license	The primary and secondary Storage Centers must be licensed for Live Volume.
Unisphere Central configuration	The primary and secondary Storage Centers must be added to Unisphere Central. NOTE A Live Volume must use the same LUN number on both the primary and secondary Storage Centers.
Storage Center communication	The primary and secondary Storage Centers must be connected using Fibre Channel or iSCSI, and each Storage Center must be defined on the other Storage Center. On the primary Storage Center, the secondary Storage Center must be defined as a remote Storage Center. On the secondary Storage Center, the primary Storage Center must be defined as a remote Storage Center.
Replication Bandwidth Controls	Replication Bandwidth Controls must be defined on the primary and secondary Storage Centers.
Server	MPIO must be enabled on the server to prevent I/O interruption.

Live Volume Requirements