Adaptec 6405E Installation And User Manual page 89

Introduction to SAS
In this appendix...
Terminology Used in This Chapter ....................................................................................... 89
What is SAS? ........................................................................................................................... 89
How Do SAS Devices Communicate? ................................................................................... 90
What's a Phy? .......................................................................................................................... 90
What's a SAS Port?.................................................................................................................. 91
What's a SAS Address?............................................................................................................ 91
What's a SAS Connector? ....................................................................................................... 91
What do SAS Cables Look Like? ............................................................................................ 91
How are Disk Drives Identified in SAS? ................................................................................ 92
What are the SAS Connection Options? ............................................................................... 92
How is SAS Different from Parallel SCSI?............................................................................. 94
This section provides a basic overview of the main features of SAS, introduces some common
SAS terms, and explains how SAS differs from parallel SCSI.
Note:
For technical articles and tutorials about SAS, refer to the SCSI Trade Association
TM
(STA ) Web site at www.scsita.org.
A