The HP StorageWorks Network Storage Router provides bidirectional connectivity in a Fibre
Channel Switched Fabric supporting Fibre Channel and SCSI devices.
This user guide provides an overview, instructional information for configuration, and basic
troubleshooting of the router.
the implied warranties of merchantability and fitness for a particular purpose. Hewlett-Packard shall not be liable for
errors contained herein or for incidental or consequential damages in connection with the furnishing, performance,
or use of this material.
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The information contained in this document is subject to change without notice.
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Network Storage Router e1200-160
Third Edition (April 2003)
Part Number: 325741-001
■Gigabit Interface Converter (GBIC), Small Form Factor. SFF-8053,
Revision
■Common FC-PH Feature Sets Profiles, Fibre Channel Systems Initiative,
FCSI-101 Revision
■SCSI Profile, Fibre Channel System Initiative, FCSI-201-Revision 2.2
■FCSI IP Profile, Fibre Channel System Initiative, FCSI-202-Revision 2.1
10Network Storage Router e1200-160
4.54, Contact: Globe Engineering, 1-800-854-7179
5.X
3.1
Conventions
Conventions consist of the following:
■Document Conventions
■Text Symbols
■Equipment Symbols
Document Conventions
The document conventions included in Table 1 apply in most cases.
Table 1: Document Conventions
Cross-reference linksFigure 1
Key and field names, menu items,
buttons, and dialog box titles
File names, application names, and text
emphasis
User input, command and directory
names, and system responses (output
and messages)
Variables<monospace, italic font>
Features that are “service-mode
restricted access,” or currently not
supported.
Website addressesUnderlined sans serif font text:
About this Guide
ElementConvention
Bold
Italics
Monospace font
COMMAND NAMES are uppercase
monospace font unless they are case
sensitive
(service mode-restricted access)
(settings not supported)
http://www.hp.com
Network Storage Router e1200-160
11
About this Guide
Text Symbols
The following symbols may be found in the text of this guide. They have the
following meanings.
WARNING: Text set off in this manner indicates that failure to follow
directions in the warning could result in bodily harm or death.
Caution: Text set off in this manner indicates that failure to follow directions
could result in damage to equipment or data.
Note: Text set off in this manner presents commentary, sidelights, or interesting points
of information.
Equipment Symbols
The following equipment symbols may be found on hardware for which this guide
pertains. They have the following meanings.
Any enclosed surface or area of the equipment marked with these
symbols indicates the presence of electrical shock hazards. Enclosed
area contains no operator serviceable parts.
WARNING: To reduce the risk of personal safety from electrical shock
hazards, do not open this enclosure.
Any RJ-45 receptacle marked with these symbols indicates a network
interface connection.
WARNING: To reduce the risk of electrical shock, fire, or damage to
the equipment, do not plug telephone or telecommunications
connectors into this receptacle.
12Network Storage Router e1200-160
About this Guide
Any surface or area of the equipment marked with these symbols
indicates the presence of a hot surface or hot component. Contact with
this surface could result in injury.
WARNING: To reduce the risk of personal safety from a hot
component, allow the surface to cool before touching.
Power supplies or systems marked with these symbols indicate
the presence of multiple sources of power.
WARNING: To reduce the risk of personal safety from electrical
shock, remove all power cords to completely disconnect power
from the power supplies and systems.
Any product or assembly marked with these symbols indicates that the
component exceeds the recommended weight for one individual to
handle safely.
WARNING: To reduce the risk of personal safety or damage to the
equipment, observe local occupational health and safety requirements
and guidelines for manually handling material.
Rack Stability
Rack stability protects personnel and equipment.
WARNING: To reduce the risk of personal safety or damage to the
equipment, be sure that:
■ The leveling jacks are extended to the floor.
■ The full weight of the rack rests on the leveling jacks.
■ In single rack installations, the stabilizing feet are attached to the rack.
■ In multiple rack installations, the racks are coupled.
■ Only one rack component is extended at any time. A rack may become
unstable if more than one rack component is extended for any reason.
Network Storage Router e1200-160
13
About this Guide
Getting Help
If you still have a question after reading this guide, contact an HP authorized
service provider or access our website:
HP Technical Support
In North America, call technical support at 1-800-652-6672, available 24 hours a
day, 7 days a week.
Note: For continuous quality improvement, calls may be recorded or monitored.
Outside North America, call technical support at the nearest location. Telephone
numbers for worldwide technical support are listed on the HP website under
support:
Be sure to have the following information available before calling:
■Technical support registration number (if applicable)
■Product serial numbers
■Product model names and numbers
http://www.hp.com/support
http://www.hp.com
.
.
■Software application name and version
■Applicable error messages
■Operating system type and revision level
■Detailed, specific questions
HP Storage Website
The HP website has the latest information on this product, as well as the latest
drivers. Access storage at:
http://www.hp.com
appropriate product or solution.
14Network Storage Router e1200-160
. From this website, select the
HP Authorized Reseller
For the name of your nearest HP authorized reseller:
■In the United States, call 1-800-345-1518
■In Canada, call 1-800-263-5868
■Elsewhere, see the HP website for locations and telephone numbers:
http://www.hp.com
About this Guide
.
Network Storage Router e1200-160
15
About this Guide
16Network Storage Router e1200-160
Introduction
The HP StorageWorks Network Storage Router provides bidirectional
connectivity for Narrow/Wide Fast/Ultra-3 SCSI buses in a Fibre Channel
Switched Fabric (FC-SW) environment.
This chapter introduces the following topics:
■External Features Overview, page 18
— Power Indicator
— Serial Port
— Ethernet Port
— Fibre Channel Port
—SCSI Buses
■Functional Overview, page 20
1
1F
— Fibre Channel to SCSI Protocol Process
— SCSI to Fibre Channel Protocol Process
— LAN-free Backup and Restore
■Router Specifications, page 23
— Operating Environmental Requirements
— Shipping and Storing Environmental Requirements
— Power Requirements
17Network Storage Router e1200-160
Introduction
External Features Overview
Figure 1 illustrates the I/O panel of the router.
Figure 1: Router illustration
Table 2: Router illustration components
ItemDescription
1
2
3
4
5
6
7
8
9
Power LED
Serial RJ-11 connector
Ethernet RJ-45 connector
Fibre Channel activity LED
Fibre Channel link LED
Fibre Channel Port
SCSI bus activity LED (on corresponding port)
SCSI bus activity LED (on corresponding port)
SCSI VHDCI connector (2)
18Network Storage Router e1200-160
Power Indicator
The router has one power LED. Power indicator LED definition:
Green - Power has been applied to this module
Yellow - Power-On-Self-Test (POST) in process or processor problems
Serial Port
The router is equipped with one serial port. See Figure 1 for the location of the
serial port.
The serial port can be used to access the Serial/Telnet user interface, which is used
to locally manage and configure the router.
Ethernet Port
One Ethernet port with an LED indicator is included in the router. See Figure 1 for
the location of the Ethernet port. Ethernet port LED definition:
Activity - Port activity
Link - Valid Ethernet link
Introduction
Fibre Channel Port
One Fibre Channel port with LED indicators is included in the router. See
Figure 1 for the location of the Fibre Channel port. Fibre Channel LED definition:
Green (ACT) - Fibre Channel port activity
Green (LINK) - Valid Fibre Channel link
SCSI Buses
Two SCSI buses with LED indicators are included in the router. See Figure 1 for
the location of the SCSI buses. SCSI bus LED definition:
Green - SCSI bus activity on corresponding port
19Network Storage Router e1200-160
Introduction
Functional Overview
The router translates the Fibre Channel Protocol (FCP) to and from the SCSI
Protocol. It transfers commands, data, and status information to and from Fibre
Channel controllers and SCSI devices.
Supported devices include:
■Initiator Devices – Fibre Channel and SCSI hosts
■Direct Access Devices – RAID Controllers, disk drives, JBODs
■Sequential Access Devices – Tape drives
■Changer Devices – Tape and Magneto-Optical Libraries
The router provides multiple Fibre Channel to SCSI I/O configurations.
A sample configuration is illustrated in Figure 2.
Figure 2: Example configuration
20Network Storage Router e1200-160
Fibre Channel to SCSI Protocol Process
This section describes the steps the router uses to convert Fibre Channel host
protocol to SCSI device protocol.
process.
Figure 3 and Tabl e 3 illustrate and define this
Introduction
Figure 3: Converting Fibre Channel to SCSI process
Table 3: Converting Fibre Channel to SCSI
ItemDescription
1
2
3
4
5
A Fibre Channel host issues an encapsulated FCP protocol command
packet to the router.
The router Fibre Channel controller interprets the Fibre Channel
information, and places the packet in buffer memory.
The router interprets the Fibre Channel information packet and programs
the router SCSI controller to process the transaction.
The router SCSI controller sends the command to the SCSI device
(target).
The SCSI target interprets the command and executes it.
21Network Storage Router e1200-160
Introduction
SCSI to Fibre Channel Protocol Process
In this example, a SCSI host (initiator) on the SCSI bus issues commands and the
information is passed through the router to a target on the Fibre Channel Storage
Area Network (FC-SAN).
defines each step.
FC Device
5
Figure 4 is an illustration of the process and Tabl e 4
StorageWorks Router
FC Device
Hub or Switch
SCSI Host
1
Fibre Channel
SCSI
4
FC Controller
2
SCSI Controller
Figure 4: Converting SCSI to Fibre Channel Protocol Process
Table 4: Converting SCSI to Fibre Channel Protocol
ItemDescription
1
2
A SCSI host issues a command to the router.
The SCSI controller in the router interprets the command and places it in
buffer memory.
3
The router processor interprets data and programs the router Fibre
Channel controller to process the transaction.
4
The router Fibre Channel controller translates data into an FCP protocol
packet and sends it to the Fibre Channel target.
5
The Fibre Channel target interprets the FCP protocol packet and executes
the command.
3
Bus
MemoryProcessor
22Network Storage Router e1200-160
LAN-free Backup and Restore
The router can enable LAN-free backup/restore to allow the bulk of data traffic to
be moved from the LAN to the storage area network (SAN).
See Figure 5 for an illustration of this process.
SCSI TAPE
UNIT
Fibre
LVD/SE SCSl
Link/
Channel
Act
Pwr.
StorageWorks
Router
0
1
EthernetSerial
SCSI TAPE
UNIT
StorageWorks
Router
Fibre
Link/
Channel
Act
Pwr.
EthernetSerial
SAN
Introduction
Fibre Channel
ETHERNET
SCSI
DATA MOVEMENT
LVD/SE SCSl
0
1
FIBRE CHANNEL
DISK
SERVERSERVER
Figure 5: LAN-free backup and restore
Router Specifications
This section lists the environmental requirements of the router.
Operating Environmental Requirements
■Temperature: 0 to 50°C
■Relative Humidity: 5 to 80% (non-condensing)
SERVERSERVER
LAN
23Network Storage Router e1200-160
Introduction
Shipping and Storing Environmental Requirements
■Temperature: -40 to +55°C
■Relative Humidity: 0 to 92% (non-condensing)
Power Requirements
■VDC: 3V and 5V
■25 watt maximum power dissipation
24Network Storage Router e1200-160
Configuration Overview
2F
The HP StorageWorks Network Storage Router can be configured and managed
using several user interfaces (UI). Each UI is introduced in this chapter, along
with information about common configuration settings. Included are:
Note: Before attempting to configure the router, a basic understanding of Fibre Channel and
SCSI devices is recommended. For information on SCSI standards, refer to publications from the
X3T10 committee of ANSI (American National Standards Institute). For information on Fibre
Channel standards, refer to publications from the X3T11 committee of ANSI. For those who are
interested in purchasing approved American National Standards and Technical Reports, contact
ANSI at (212) 642-4900.
25Network Storage Router e1200-160
Configuration Overview
Router Default Ethernet Settings
Some of the basic factory default values are:
■IP address: http://1.1.1.1/
■Subnet mask: 255.255.255.0
■Gateway address: 0.0.0.0
■User name: root
■Password: password
HP recommends that you change these values from the defaults.
All settings within the router configuration are preset with default values. These
values are set to allow the router to be installed into most HP environments with
little or no configuration changes.
After changing the basic default values listed above, carefully consider any
additional configuration changes.
After the initial configuration of the router is established, HP recommends
backing up the configuration to an external file. If needed, during a recovery
process, this file can then be restored back onto the router.
26Network Storage Router e1200-160
UI Overview
The router supports the following user interfaces:
■Visual Manager
■Serial
■Telnet
■FTP
Visual Manager
Visual Manager lets you view and change router configuration from any standard
Web browser. Information is dynamically generated in an HTML format so that
any Web browser can access it.
Unless the default values are used, the 10/100BaseT Ethernet port must be
configured using the serial port with an appropriate IP address, subnet mask, and
gateway prior to use.
For complete information on accessing and using Visual Manager, see Chapter 3,
"Visual Manager User Interface."
Configuration Overview
Serial
The serial port allows for configuration of device characteristics from a terminal
or terminal emulator. Multiple serial connections cannot be run at the same time.
For complete information on accessing and using the Serial UI, see Chapter 4,
"Serial/Telnet User Interface."
27Network Storage Router e1200-160
Configuration Overview
Telnet
From most Microsoft® Windows® 9x, Windows NT®, and Windows 2000®
systems, users can start a Telnet session from the DOS (command) shell after the
IP address has been set.
For complete information on accessing and using the Telnet UI, see Chapter 4,
"Serial/Telnet User Interface."
FTP
The router supports the use of the FTP UI to perform several copy procedures
using the
For more information, see Chapter 5, "FTP User Interface."
put and the get commands.
28Network Storage Router e1200-160
Common Configuration Settings
To provide connectivity between hosts and devices, the router must establish an
address on each connected Fibre Channel network and SCSI bus. The following
paragraphs discuss configuration settings that are commonly modified and are
available in the Visual Manager UI and the Serial/Telnet UI.
For procedural information on accessing and changing these settings, see Chapter
3, "Visual Manager User Interface," and Chapter 4, "Serial/Telnet User Interface."
Controller LUN Commands
The router supports a set of SCSI-3 commands that can be received as FCP
commands over the Fibre Channel port. These commands provide support for
value added features such as Extended Copy (a future value added option). When
using these commands, they must be sent to the Controller LUN.
For more information, see Appendix B, "Controller LUN Commands."
SCSI Bus Configuration
The router can appear on a SCSI bus as a pair of initiators. The primary Initiator
ID can be set to any valid SCSI address (0-15) and is used for most traffic. The
alternate Initiator ID can also be set to any valid SCSI address (0-15) and is for
use with high priority traffic. The Initiator IDs (primary and alternate) should not
be set to the same SCSI address and no other devices on the SCSI bus may use
either of these SCSI addresses.
The router can also appear as one or more Target ID on a SCSI bus. By default, no
Target IDs are set up.
The router provides the capability to reset SCSI buses during the router boot
cycle. This allows devices on a SCSI bus to be in a known state. The reset option
can be enabled/disabled during configuration of the router. The SCSI bus reset
feature is enabled in the default configuration, but should be disabled for
configurations using multiple initiators, tape changers or other devices that have
long reset cycles, or for environments that are adversely affected by bus resets.
Configuration Overview
The router negotiates the maximum values for transfer rates and bandwidth on a
SCSI bus. If an attached SCSI device does not allow the full rates, the router will
use the best rates it can negotiate for that device. Because negotiation is on a
device-specific basis, the router can support a mix of SCSI device types on the
same SCSI bus.
29Network Storage Router e1200-160
Configuration Overview
Fibre Channel Port Configuration
By default, the configuration of the Fibre Channel ports is set to N_Port, forcing
the router to negotiate a fabric only mode.
Note: By default, the Fibre Channel port speed is set to 2 Gb/s. Changes to the Fibre
Channel port speed must be manually set, such as for 1 Gb/s. If set incorrectly and the
router is plugged into a Loop or Fabric, the unit may receive framing errors, which can be
found in the trace logs, and the fiber link light will be off because of the incorrect Fibre
Channel link speed. For more information on manually setting the Fibre Channel port
speed, see Chapter 3, "Fibre Channel Port Configuration."
Fibre Channel Switched Fabric Configuration
When connected to a Fibre Channel switch, the router is identified to the switch as
a unique device by the factory programmed World Wide Name (WWN).
Discovery Mode
This feature makes it easy to discover attached Fibre Channel and SCSI target
devices and automatically map them on the host side for the bus/port in question.
There are two discovery methods available:
■Manual discovery
■Auto discovery
Auto Discovery can be set to occur after reboot events (when the router reboots)
or link-up events (for instance, when cables are attached or a hub is rebooted).
Auto Discovery can be disabled by setting the router to Manual Discovery.
For more information on setting the Discovery Mode, see Chapter 3, "Fibre
Channel Port Configuration," when using the Visual Manager User Interface or
Chapter 4, "Fibre Channel Configuration," when using Serial/Telnet.
Host Device Configuration
A host system using a Fibre Channel Host Bus Adapter (HBA) will typically map
devices into the existing device-mapping scheme used by that operating system.
Refer to the HBA manual for the mapping table.
30Network Storage Router e1200-160
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