This is the "gold standard" for Xsan. Clients are equipped with Fibre Channel Host Bus Adapters (HBAs) and connect directly to a switch that links to the RAID storage.
Can the client ping the MDC on the metadata network? xsan filesystem access
Not all clients require or support Fibre Channel connections. Xsan supports LAN-based access, often referred to as "SAN Link" or proxy access. This is the "gold standard" for Xsan