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Appendix A Cabling
ATTO XstreamCORE SAS connections connect SAS or SATA storage devices into the Fibre Channel Storage Area Network (SAN). Use an
Ethernet connection to use the ATTO XstreamVIEW™ System Manager.
Make sure all cables are anchored securely at both ends with
the proper connectors.
SAS/SATA connections
The XstreamCORE supports a wide variety of SAS & SATA
storage devices.
Each SAS connection is totally independent from the other
SAS connection. SAS PHY auto-negotiates the appropriate
sync rates with the connected devices. Check the type of
cable, cable length limit and number of devices
recommended for each port.
Keep cable lengths as short as possible to ensure the highest
signal quality and performance. These cable lengths include
the wiring inside the devices.
Device type
Max Cable
Length
Max Speed
SFF8644 - SFF8644
1m
12Gb/s
SFF8644 - SFF8644
3m
12Gb/s
SFF8644 - SFF8644
6m
12Gb/s
SFF8644 - SFF8088
1m
6Gb/s
SFF8644 - SFF8088
3m
6Gb/s
SFF8644 - SFF8088
10m
6Gb/s
SFF8643 - SFF8643
1m
12Gb/s
SFF8643 - SFF8087
1m
12Gb/s
Fibre Channel connections
Fibre Channel technology offers a variety of cabling options.
The type of cable required varies depending upon the
application, environment, distance and product.
Cable Type
32Gb/s
16Gb/s
8Gb/s
62.5 µm
OM1
15m
21m
70m
50 µm
OM2
35m
50m
150m
50 µm
OM3
100m
150m
380m
50 µm
OM4
125m
190m
400m
Long wave,
Single
Mode
10,000m
10,000m
10,000m
Long wave operation requires long wave SFP+ modules
(not supplied).
Serial port connections
The ATTO XstreamCORE supports remote service operations
over the RS-232 serial port using standard terminal emulation
software available with most systems.
Connect a RJ45 to DB-9 serial cable (null modem) between
the ATTO XstreamCORE serial port and one of the computer's
serial COM ports.
A gender changer or DB-9 to DB-25 converter may be needed
depending on the cables being used.
Ethernet connections
The 100/1000BASE-T Ethernet ports provide remote
monitoring and management using the ATTO XstreamVIEW™
System Manager.
When you connect an Ethernet cable between the
XstreamCORE and a 100/1000BASE-T connection, you may
need a crossover cable connecting directly to a computer.
The ATTO XstreamCORE auto detects the Ethernet speed by
default.
All cable types listed on this page are available on the
ATTO web store at www.atto.com/store