This article explains backup scenarios when using network storage. We review the so-called “3-2-1 strategy” and summarize the methods you can use to send NAS data to the cloud
Dell M1000E Enclosure: 8 x M520 Blade Servers: 1 x Broadcom 5720 Quad NIC in slot A 2 x Brocade 1741M-K Dual Port 10GbE CNA in slots B and C ------------------------------------------------ 1 pair of M6348 Ethernet Switch in slot A 2 pairs of M8428-K Converged Network Switch in slots B and C
And that the connections as described above would offer:
Connect CNAs to Storage Array, offering FC adapters to VMware vSphere hosts (blades) Switch B-1 to extern Storage array Controller 1 port 1 via fibre Switch B-2 to extern Storage array Controller 2 port 1 via fibre Switch C-1 to extern Storage array Controller 1 port 2 via fibre Switch C-2 to extern Storage array Controller 2 port 2 via fibre Connect CNAs to Ethernet distribution switching, offering 10GbE network access (negotiating down to 1GbE if extern switches don't support 10GbE): Switch B-1 to extern GbE switch 1 Switch B-2 to extern GbE switch 2 Switch C-1 to extern GbE switch 1 Switch C-2 to extern GbE switch 2 Connect 1GbE switch to Ethernet distribution switching: Switch A-1 to extern GbE Switch 1 Switch A-1 to extern GbE Switch 2 Switch A-2 to extern GbE Switch 1 Switch A-2 to extern GbE Switch 2
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