User manual

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5.7 SAS JBOD expansion
5.7.1 Connecting JBOD
D-LINK DSN-6000 series support up to 4 additional SAS/SATA JBODs for capacity
expansion. When connecting to a dual-controller JBOD, it will display in “Show PD for:”
of “/ Volume configuration / Physical disk”. For example, Local, JBOD 1 (DSN6020),
JBOD 2 (DSN6020), …etc. Local means disks in local controller, and so on. The hard
drives in JBOD can be used as local disks.
“/ Enclosure management / Hardware monitor” can display the hardware status of
SAS JBODs.
“/ Enclosure management / S.M.A.R.T.” can display S.M.A.R.T. information of all PDs,
including Local and all SAS JBODs.
SAS JBOD expansion has some constraints as described in the followings:
1 User could create RAID group among multiple chassis, max number of disks in a
single RAID group is 32.
2 Global spare disk can support all RAID groups which located in the different chassis.
3 When support SATA drives for the redundant JBOD model, the SATA bridge board is
required.
4 The following table is the maximum JBOD numbers and maximum HDD numbers
with different chassises can be cascaded.
Dual controllers +
Dual JBOD
RAID Storage System
DSN-6120
DSN-6020 no. 4
Max HDD no. 60
5.7.2 Upgrade firmware of JBOD
To upgrade the firmware of JBOD, please follow the procedures.
1 There is a hidden web page for JBOD firmware upgrade. Please login Web UI as
username admin first, and then add this URL to the browser. (http://Management
IP/jbod_upg.php), for example:
http://192.168.10.50/jbod_upg.php