System and method for connecting SAS RAID controller device channels across redundant storage subsystems
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United States of America Patent
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Jun 7, 2011
Grant Date -
Jul 3, 2008
app pub date -
Oct 10, 2006
filing date -
Oct 10, 2006
priority date (Note) -
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Abstract
A system comprising a first expander device and a second expander device. The first expander device and the second expander device comprise a subtractive port and a table mapped port and are suitable for coupling a first serial attached SCSI controller to a second serial attached SCSI controller. The first and second expander devices are cross-coupled via a redundant physical connection.
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