Users Guide

● A maximum of two enclosures is supported in a single- or dual-path configurations.
● Both single-path and dual-path configurations on the same Dell HBA355e card is not supported.
● When using two enclosures together, the two must be either MD14xx or ME484. Mixing of these two types of enclosures is
not supported. Also, mixing tape drives and MDxx or ME484 enclosures, on the same controller is not supported.
● Only one enclosure is supported per port.
● Loop back connections of enclosures are not supported.
● Interleaving of ports for multipath configuration is not supported.
● Using port 1 and port 2 for dual-path on the same enclosure is not supported.
Port support matrix for dual path on the same ME484
enclosure
The following table lists the combination of the ports on controller that support dual path or not support dual path:
Serial
number
Port 0
connected
Yes/No
Port 1
connected
Yes/No
Port 2
connected
Yes/No
Port 3
connected
Yes/No
Dual path support on same ME484
enclosure
1 Yes - Yes - No
2 Yes - - Yes No
3 - Yes Yes - No
4 - Yes - Yes No
5 Yes Yes - - Yes
6 - - Yes Yes Yes
Tape drive support for Dell HBA355e
Dell HBA355e supports tape drives.
Tape drive topology rules for Dell HBA355e are:
● A maximum of four tape drives are supported if external LT06/7/8 are connected.
● Each port supports a maximum of one tape drive.
● Multipath configurations are not supported.
● Mixing of tape drives with ME (ME484) or MD (MD1420 or MD1400) enclosures on the same controller is not supported.
Dell HBA355i and Dell HBA355e
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