About SP, front end director, back end Director, SP

Source: Internet
Author: User

With the concept of spa and SPB in Vnx, LUNs are linked to spas and SPB for redundancy.


There is no concept of SP in Vmax, only front-end director and Back-end director. They support different protocols, FC, iSCSI, FCoE, depending on configuration, LUNs are attached to two FRONT-FA ports for IO redundancy, LUNs are just a sign that communicates with real disk via Back-end port.


Front end director Ports, San, host HBA, Lun, and back end director, disks

About SP, front end director, back end Director, SP

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