Adaptec SCSI 58300 Installation And User Manual page 56

Introduction to SAS
In this chapter...
Terminology Used in This Appendix .................................................................................... 57
What is SAS? ........................................................................................................................... 57
How Do SAS Devices Communicate? ................................................................................... 58
What's a Phy? .......................................................................................................................... 58
What's a SAS Port?.................................................................................................................. 58
What's a SAS Address?............................................................................................................ 59
What's a SAS Connector? ....................................................................................................... 59
What do SAS Cables Look Like? ............................................................................................ 59
How are Disk Drives Identified in SAS? ................................................................................ 59
What are the SAS Connection Options? ............................................................................... 60
How is SAS Different from Parallel SCSI?............................................................................. 61
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 (STA
Web site at www.scsita.org.
A
TM
)