Home > Storage > PowerStore > Virtualization and Cloud > Dell PowerStore: VMware vSphere Best Practices > Terminology
The following table provides definitions for some of the terms that are used in this document.
Term | Definition |
Appliance | The solution containing a base enclosure and attached expansion enclosures. The size of an appliance could include only the base enclosure or the base enclosure plus expansion enclosures. |
Base enclosure | The enclosure containing both nodes (node A and node B) and the NVMe drive slots. |
Cluster | Multiple PowerStore appliances in a single grouping. |
Expansion enclosure | An enclosure that can be attached to a base enclosure to provide additional SAS-based drive slots. |
Node | The component within the base enclosure that contains processors and memory. Each appliance consists of two nodes. |
NVM Express over Fabrics (NVMe-oF) | NVMe command fabric which includes Fibre Channel and TCP/IP transport protocols, among others. |
NVMe over Fibre Channel (NVMe/FC) | Allows hosts to access storage systems across a network fabric with the NVMe protocol using Fibre Channel as the underlying transport. |
NVMe over TCP (NVMe/TCP) | Allows hosts to access storage systems across a network fabric with the NVMe protocol using TCP as the underlying transport. |
PowerStore Manager | The web-based user interface (UI) for storage management. |