Q.)  A partner student asked a question around a P812 Smart Array Controller Card which has 4 ports.  They were asking how many D2600 enclosures could they chain to a single port?  Could they chain 8 D2600 enclosures to a single port?

A.)  The P812 Smart Array controller has a total of 24 SAS ports, 8 internal and 16 external, and can support up to a maximum of 108 disk drives.  The D2600 supports cascading of up to 4 disk enclosures on one 4x connection.  Please refer to the QuickSpecs for further information:

P812 Smart Array QuickSpecs:
http://h18004.www1.hp.com/products/quickspecs/13558_na/13558_na.html

D2000 disk enclosure QuickSpecs:
http://h18000.www1.hp.com/products/quickspecs/13404_na/13404_na.html