Compaq, the Compaq logo, and StorageWorks are trademarks of Compaq Information
Technologies Group, L.P. in the U.S. and/or other countries.
Microsoft, MS-DOS, Windows, and Windows NT are trademarks of Microsoft Corporation in
the U.S. and/or other countries.
Compaq shall not be liable for technical or editorial errors or omissions contained herein. The
information in this document is provided “as is” without warranty of any kind and is subject to
change without notice. The warranties for Compaq products are set forth in the express limited
warranty statements accompanying such products. Nothing herein should be construed as
constituting an additional warranty.
Modular SAN Array Fabric Switch 6 User Guide
June 2002 (Second Edition)
Part Number 230934-002
Contents
About This Guide
Intended Audience............................................................................................................ vii
Important Safety Information ...........................................................................................vii
Symbols on Equipment..................................................................................................... vii
Rack Stability..................................................................................................................... ix
Symbols in Text.................................................................................................................ix
Text Conventions................................................................................................................x
Related Documents............................................................................................................. x
Getting Help........................................................................................................................ x
Compaq Technical Support......................................................................................... xi
Compaq Website ......................................................................................................... xi
Compaq Authorized Reseller ...................................................................................... xi
Chapter 1
Overview of the Switch
The MSA Fabric Switch 6 ...............................................................................................1-2
Updating the Fabric Switch MSA Fabric Switch 6 Management Utility
Finding the MSA Fabric Switch 6 Management Utility Version Number ...............E-1
Downloading the Switch Management Utility Update............................................. E-1
Updating the Switch using the Web Browser Interface............................................ E-2
Updating the Switch using the Command Line Interface......................................... E-2
Updating the Switch 6 using the Boot Menu............................................................ E-4
Index
vi Modular SAN Array Fabric Switch 6 User Guide
This guide is designed to be used as step-by-step instructions for installation and as a
reference for operation, troubleshooting, and future upgrades.
Intended Audience
This guide is intended for readers with a moderate level of SAN and system
administration experience.
Important Safety Information
Before installing this product, read the Important Safety Information document
provided.
About This Guide
Symbols on Equipment
The following symbols may be placed on equipment to indicate the presence of
potentially hazardous conditions:
WARNING: This symbol, in conjunction with any of the following symbols,
indicates the presence of a potential hazard. The potential for injury exists if
warnings are not observed. Consult your documentation for specific details.
Modular SAN Array Fabric Switch 6 User Guide vii
About This Guide
Weight in kg
Weight in lb
This symbol indicates the presence of hazardous energy circuits or electric
shock hazards. Refer all servicing to qualified personnel.
WARNING: To reduce the risk of injury from electric shock hazards, do not
open this enclosure. Refer all maintenance, upgrades, and servicing to
qualified personnel.
This symbol indicates the presence of electric shock hazards. The area
contains no user or field serviceable parts. Do not open for any reason.
WARNING: To reduce the risk of injury from electric shock hazards, do not
open this enclosure
This symbol on an RJ-45 receptacle indicates a network interface connection.
WARNING: To reduce the risk of electric shock, fire, or damage to the
equipment, do not plug telephone or telecommunications connectors into this
receptacle.
This symbol indicates the presence of a hot surface or hot component. If this
surface is contacted, the potential for injury exists.
WARNING: To reduce the risk of injury from a hot component, allow the
surface to cool before touching.
These symbols, on power supplies or systems, indicate that the
equipment is supplied by multiple sources of power.
WARNING: To reduce the risk of injury from electric shock,
remove all power cords to completely disconnect power from the
system.
This symbol indicates that the component exceeds the recommended
weight for one individual to handle safely.
WARNING: To reduce the risk of personal injury or damage to the
equipment, observe local occupational health and safety requirements
and guidelines for manual material handling.
viii Modular SAN Array Fabric Switch 6 User Guide
Rack Stability
WARNING: To reduce the risk of personal injury 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.
• The stabilizing feet are attached to the rack if it is a single-rack installation.
• The racks are coupled in multiple-rack installations.
• Only one component is extended at a time. A rack may become unstable if
more than one component is extended for any reason.
Symbols in Text
These 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 loss of life.
About This Guide
CAUTION: Text set off in this manner indicates that failure to follow directions could
result in damage to equipment or loss of information.
IMPORTANT: Text set off in this manner presents clarifying information or specific
instructions.
NOTE: Text set off in this manner presents commentary, sidelights, or interesting points of
information.
Modular SAN Array Fabric Switch 6 User Guide ix
About This Guide
Text Conventions
This document uses the following conventions:
•Italic type is used for complete titles of published guides or variables. Variables
include information that varies in system output, in command lines, and in
command parameters in text.
•Bold type is used for emphasis, for onscreen interface components (window
titles, menu names and selections, button and icon names, and so on), and for
keyboard keys.
Monospace typeface is used for command lines, code examples, screen
•
displays, error messages, and user input.
Sans serif typeface is used for uniform resource locators (URLs).
•
Related Documents
For additional information on the topics covered in this guide, refer to the
following documentation:
•StorageWorks by Compaq Modular SAN Array 1000 User Guide, part number
230941
•StorageWorks by Compaq Modular SAN Array 1000 Installation Overview,
part number 230935
Getting Help
If you have a problem and have exhausted the information in this guide, you can get
further information and other help in the following locations.
x Modular SAN Array Fabric Switch 6 User Guide
HP Technical Support
In North America, call the HP Technical Support Phone Center at 1-800-652-6727.
This service is available 24 hours a day, 7 days a week. For continuous quality
improvement, calls may be recorded or monitored. Outside North America, call the
nearest HP Technical Support Phone Center. Telephone numbers for worldwide
Technical Support Centers are listed on the HP website,
Be sure to have the following information available before you call HP:
• Technical support registration number (if applicable)
• Product serial number
• Product model name and number
• Applicable error messages
• Add-on boards or hardware
• Third-party hardware or software
• Operating system type and revision level
About This Guide
www.hp.com.
HP Website
The HP website has information on this product as well as the latest drivers and flash
ROM images. You can access the HP website at
www.hp.com.
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.
Modular SAN Array Fabric Switch 6 User Guide xi
Overview of the Switch
This guide provides specific information for installing and configuring the
MSA Fabric Switch 6 and its component parts.
Table 1-1: Organization of this Guide
For information aboutSee
Overview of the SwitchChapter 1
Initial Configuration of the SwitchChapter 2
MSA Fabric Switch 6 Management UtilityChapter 3
TroubleshootingChapter 4
Regulatory Compliance NoticesAppendix A
Electrostatic NoticesAppendix B
Command Line InterfaceAppendix C
1
Laser PrecautionsAppendix D
Updating the MSA Fabric Switch 6 Management
Utility
WARNING: To reduce the risk of personal injury or damage to the equipment,
refer to the user documentation supplied with the server and observe the
appropriate safety precautions.
Modular SAN Array Fabric Switch 6 User Guide1-1
Appendix E
Overview of the Switch
The MSA Fabric Switch 6
The MSA Fabric Switch 6 is an integrated six-port module, featuring a 12 Gbps
switch engine that enables full duplex non-blocking performance on all ports.
Figure 1-1: The MSA Fabric Switch 6
1-2Modular SAN Array Fabric Switch 6 User Guide
Features
The MSA Fabric Switch 6 includes:
• A main board enclosing the 12 Gbps switching engine
• Microprocessor and other hardware logic to support the switch software agents
• MSA Fabric Switch 6 Management Utility
— Full Duplex Communications - A pair of nodes can simultaneously send and
— Automatic Port Bypass - Improves SAN reliability by automatically
• Global Status Indicator (GSI)
• RS-232 serial interface port for configuring the MSA Fabric Switch 6
• 10-base T Ethernet port for communications to host resident management
software applications
•Null modem cable
Overview of the Switch
receive data for an aggregate of 2 Gbps
bypassing errant ports
• Five external 2/1 Gbps ports, 1 internal 2/1 Gbps port
• Auto switch between 1 and 2 Gbps
• Array Configuration Utility-XE (ACU-XE) configuration support
• Compaq Insight Manager (CIM-XE) launch of the Management Utility
Modular SAN Array Fabric Switch 6 User Guide1-3
Overview of the Switch
Rear View of the Modular San Array 1000
Figure 1-2 is an illustration of the rear panel of the MSA1000 with an MSA Fabric
Switch 6 installed.
3
2
1
4
Figure 1-2: MSA1000 rear panel with a Fabric Switch 6
ItemDescriptionFunction
1-4Modular SAN Array Fabric Switch 6 User Guide
Port Link IndicatorsSee indicators table in Chapter 4,
“Troubleshooting.”
RS-232 DB-9 Serial
Port
RJ-45 Ethernet
connector
Global Status
Indicator
A male serial port that may be
connected to a host system with a
standard 9-pin female to 9-pin female
null modem cable. This port can be
used to perform initial configuration or
local management diagnostic tasks.
Ethernet connector to connect the
device to a network for management
purposes.
The Global Status Indicator provides a
visual reference to the status of the
switch. See the indicators table in
Chapter 4, “Troubleshooting,” for more
information.
Installation
Before the MSA Fabric Switch 6 can communicate with Compaq-managed devices,
all devices must be properly connected and powered on.
Ethernet RJ-45 Cable
This connector is provided for management through Simple Network Management
Protocol (SNMP). By default, the MSA Fabric Switch 6 is configured to use an IP
address of 127.0.0.1. To change this IP address, use ACU-XE, a terminal, or a
terminal emulator connected to the DB-9 serial port. Refer to Chapter 2, “Initial
Configuration of the Switch,” for more detailed information on this subject.
DB-9 Serial Cable
This connector is provided for advanced configuration and management.
The MSA Fabric Switch 6 is designed to function directly out of its shipping
container with no special configuration required. However, you have the ability to
configure and monitor various aspects of the MSA Fabric Switch 6 by using
ACU-XE or CIM-XE or by connecting a terminal or terminal emulator to the serial
port. See Chapter 2, “Initial Configuration of the Switch,” for more information on
using this interface.
Overview of the Switch
Modular SAN Array Fabric Switch 6 User Guide1-5
Overview of the Switch
Hot-Pluggable
The MSA Fabric Switch 6 is hot-pluggable. The unit can be installed and replaced
without power-cycling the MSA1000.
When adding or replacing a switch, allow sufficient time to complete the power-on
self-tests (POST) and configuration tasks before using.
To power on the unit properly:
1. Power on the MSA1000.
On power up, the switch will run several POST tests and the GSI indicator will
display changing patterns (refer to the section “Reading the Global Service
Indicator” in Chapter 4, “Troubleshooting”).
2. Power on I/O device(s).
3. Verify that the storage device(s) are visible to the host(s).
4. Start Applications.
Before the MSA Fabric Switch 6 can communicate with Compaq-managed devices,
all devices must be properly configured, connected, and powered up. See Chapter 2,
“Initial Configuration of the Switch,” for installation instructions.
1-6Modular SAN Array Fabric Switch 6 User Guide
Initial Configuration of the Switch
This chapter details the procedures used to initially configure the MSA Fabric
Switch 6. Preliminary switch configuration includes entering the Ethernet and the
SNMP settings.
Two configuration methods are available:
• Using the text-based user interface to configure the switch
• Using the Array Configuration Utility-XE (ACU-XE) to configure the switch
2
Modular SAN Array Fabric Switch 6 User Guide 2-1
Initial Configuration of the Switch
Configuration Overview
When a switch is initially connected to a network, the network does not recognize it
and does not know its IP address. Accessing the switch and entering the Ethernet and
SNMP settings assigns the switch a location and makes it available to the network.
After the switch is accessible, additional parameters must be entered. These
secondary configuration tasks can be performed from four different user interfaces,
including the text-based user interface (text-based UI), Command Line Interface
(CLI), the ACU-XE, and the Compaq MSA Fabric Switch 6 Management Utility.
The text-based UI can be used for the initial configuration tasks and the CLI can be
accessed from this interface to perform advanced configuration tasks.
The CLI of the switch provides access to extensive management and monitoring
functions and is available directly through the serial port in the front of the switch or
remotely through the switch’s Ethernet interface using telnet. During initial set-up, it
is accessed through the text-based UI. Subsequently, the system defaults to the CLI
or the text-based UI, depending on which interface was used last. For information on
the CLI, refer to Appendix C, “Command Line Interface.”
The ACU-XE is a web-based user interface primarily used to configure the array
controllers and hard drive arrays of the MSA1000. In addition, the ACU-XE can be
used to configure the switch. Instructions for configuring the switch using the
ACU-XE are included in this chapter. For information on using the ACU-XE to
configure the storage, refer to the StorageWorks by Compaq Modular SAN Array 1000 User Guide or the Compaq Array Configuration Utility XE User Guide.
The MSA Fabric Switch 6 Management Utility provides most of the functions
available in the text-based UI and the CLI, but in a user-friendly, web-based,
graphical interface. It is accessible from Compaq Insight Manager (CIM-XE) or any
workstations equipped with a web browser. For more information, refer to
www.compaq.com/storageworks.
2-2Modular SAN Array Fabric Switch 6 User Guide
Initial Configuration of the Switch
Using the Text-based UI to Configure the Switch
The text-based UI of the switch is available directly through the serial port in the
front of the switch. After the Ethernet settings are entered, the text-based UI can be
accessed remotely through the switch’s Ethernet interface using telnet.
following exceptions, all functions of the menu interface are available either directly
or through telnet.
•The telnet interface is available only after the MSA Switch is completely booted.
This means the results of the initialization tests are not viewable and if a reset is
issued, the telnet connection is terminated.
•Users are unable to change the password over the telnet interface.
Another difference between using the serial port interface and telnet is that when
using telnet, you can only get access to the switch after it has started
initialized its network parameters. Consequently, you
terminal to initially configure network
information of the MSA Switch
parameters and to view the power-up
.
Connecting a Terminal to the Switch
NOTE: This process uses a computer running on Microsoft Windows NT 4.0 or later.
However, the switch can communicate with any operating system that utilizes a terminal
emulator. If your computer uses another operating system, be sure that the baud rate, data
bits, stop bits, parity, and terminal emulation are set for the selected serial port as specified in
this procedure.
must have a directly-connected
With the
up and has
To directly connect a terminal to the MSA Switch:
1. Make sure there is power to the switch and attach a terminal or terminal
emulator.
2. Connect a server serial port to the switch’s DB-9 serial port.
3. Power on the server (if it is not already on).
4. Access the terminal emulator on the server. In Windows NT 4.0, select
StartProgramsAccessoriesHyperTerminal
Modular SAN Array Fabric Switch 6 User Guide 2-3
Initial Configuration of the Switch
5. Set up the properties for the terminal connection.
In Windows NT 4.0:
a. Double-click the Hypertrm icon.
b. Enter a name for the connection in the New Connection dialog box, select an
icon to represent the switch for future use, and click OK.
The Connect To dialog box is displayed.
6. From the Connect using drop-down menu, select the communications port
assigned to the serial port (for example, COM1, COM2) and click OK. In the
properties dialog box, enter the following port settings and select OK.
Table 2-1: Default Serial Port Settings
Type Setting
Bits per second (baud rate) 38,600
Data bits 8
Parity None
Stop bits 1
Flow control None
7. Select FilePropertiesto show the connection properties dialog box. Select the
Settings tab. From the Emulation pull-down menu,select VT100 and click OK.
8. Power ON all peripheral device(s).
9. Wait at least ten seconds and power cycle the MSA1000. The switch sends a
series of Power-on Self-Test (POST) messages in HyperTerminal.
2-4 Modular SAN Array Fabric Switch 6 User Guide
Logging in to the Text-based UI
Upon connection to the switch or completion of the start-up sequence, you must log
into the MSA Switch to access the management
as “user” and enter the password assigned to the switch.
Initial Configuration of the Switch
functions. To do this, you must login
The default login variables assigned
Login: user
Password: ADMIN
at the factory are:
To access the text-base UI:
1. At the Login prompt, enter user as the login variable.
>Login: user
2. At the password prompt, enter the assigned password.
>Password: ADMIN
Upon successful login, the main menu is displayed. Figure 2-1 is an illustration
of the initial Login menu.
Figure 2-1: Login menu
The main menu contains a brief summary of the status of the switch, including the
number, the firmware version, andwhether it passed its self-test.
model
NOTE: If the text-based UI from the previous connection was logged out while in the CLI, the
CLI prompt is displayed. To return to the text-menu interface from the CLI prompt, enter exit at
the prompt.
Modular SAN Array Fabric Switch 6 User Guide 2-5
Initial Configuration of the Switch
Accessing Networking Parameters
Select option 2. Networking parameters to access the Network Parameter menu,
which is shown Figure 2-2. The first option in this menu allows the user to return to
the main menu. Any changes made are reset to the previous value.
The second, third, and fourth parameters are used to configure the Ethernet settings
for the MSA Switch. All these parameters must be set appropriately for the site
before the MSA Switch can be managed over the Ethernet and connected to using
telnet.
Figure 2-2: Network Parameters menu
2-6 Modular SAN Array Fabric Switch 6 User Guide
Setting the IP Address
Select option 2. Set IP address in the Network Parameters menu to call up the IP
Address menu shown in the figure below. It displays the current IP address. The
default (127.0.0.1) is set at the factory. This address should be changed to an IP
address appropriate to your site. Check with the network administrator if uncertain of
what this should be. Check with your network administrator before using the default
address, as it is a special IP address used for testing purposes only.
Figure 2-3: Network Parameters – Set IP address
Initial Configuration of the Switch
Modular SAN Array Fabric Switch 6 User Guide 2-7
Initial Configuration of the Switch
Setting the Subnetwork Mask
Select option 3. Set subnetwork mask in the Network Parameters menu to call up
the Subnetwork Mask Menu. The default subnetworking mask is a Class C mask as
shown in the figure below. This mask will work in many installations, as Class C IP
networks are by far the most common. The best source of the correct mask is your
local network administrator.
Figure 2-4: Network Parameters menu – Set subnetwork
mask
2-8 Modular SAN Array Fabric Switch 6 User Guide
Setting the Gateway Address
Select option 4. Set gateway address in the Network Parameters menu to call up the
Set Gateway Address menu, which is shown in Figure 2-5.
The gateway is a computer or Ethernet router that connects your segment of the
Ethernet to other segments. This is also true if using telnet to communicate with the
MSA Fabric Switch 6 over the Ethernet from systems on other segments. In both of
these cases, the MSA Fabric Switch 6 will need the IP address of the gateway system
in order for it to function. Direct questions about gateways to your local network
administrator.
Initial Configuration of the Switch
Figure 2-5: Network Parameters menu – Set gateway
address
Saving Modifications
Though a number of parameters may have been set in the Network Parameters menu,
none are permanent until the Save modifications and reset switch to activate option
is chosen. This saves the parameters in non-volatile memory and reboots the switch
with the new parameters in effect.
Modular SAN Array Fabric Switch 6 User Guide 2-9
Initial Configuration of the Switch
Accessing Management Parameters
Select option 3. Management settings in the main menu to call up the Management
Settings Menu, which is shown in Figure 2-6.
Unlike the Network Parameters menu, changes made in this menu become effective
as soon as they are made. There is no need to reset the switch.
Figure 2-6: Management Options menu
Options include:
1. Return to main menu allows the user to return to the main menu.
2. Set SNMP get community string calls up the SNMP Get Community Name
menu. This allows the user to restore the default SNMP get community name or to
enter a new SNMP get community name.
3. Set SNMP set community string calls up the SNMP Set Community Name menu.
This allows the user to restore the default SNMP set community name or to enter a
new SNMP set community name. The SNMP Set community string is the password
that any SNMP client must use to write settings to the SNMP agent on the MSA
Fabric Switch 6. This name can be any ASCII string desired. The factory default is
“private.”
4. Set SNMP trap community string calls up the SNMP Trap Community Name
menu. The SNMP Trap community string is the password that any SNMP client must
use to poll the SNMP agent on the MSA Fabric Switch 6 for SNMP traps. This name
can be any desired ASCII string. The factory default is “SNMP_trap.”
To change the SNMP Trap Community string, type the new name at the command
prompt and press the Enter key
2-10 Modular SAN Array Fabric Switch 6 User Guide
.
5. Change Password is used to enter a new password. There will be verification to
test if this has been successfully completed or not. For security reasons, the password
can only be changed through the serial port. It cannot be changed through a telnet
connection over the Ethernet.
The password can be set to null (that is, a carriage return) or an alphanumeric
password can be used with up to eight characters. The space cannot be part of the
password as it is used to separate the first and second copies of the new password.
NOTE: If the new password is forgotten, contact your network administrator. You will need the
unit’s serial number and Ethernet MAC address.
Accessing the CLI
Select option 4. Command line interface on the main menu, to call up the command
line interface. This gives the user the ability to change parameters. These parameters
should only be modified by a knowledgeable user in order to modify the MSA
Switch operational parameters, to set up policies, as well as to troubleshoot problems.
The complete Command Line Interface is outlined in Appendix C, “Command Line
Interface.”
Initial Configuration of the Switch
Exiting the Text-based UI
The user can log out of the MSA Switch by selecting option 5. Logout in the main
menu. The original login prompt is redisplayed.
Resetting the Switch
Select option 6. Reset Switch in the main menu to reboot the switch. This should not
be done in a haphazard manner as all Fibre Channel connections provided by the
switch can be affected and any management data stored in the switch will be erased.
Modular SAN Array Fabric Switch 6 User Guide 2-11
Initial Configuration of the Switch
Using the Array Configuration Utility-XE (ACU-XE) to
Configure the Switch
When using the ACU-XE to initially configure the switch, depending on the
controller’s settings and the current switch configuration, you will be shown various
options. The ACU-XE will prompt for information through specific screens, allowing
changes before they are saved.
In addition to accessing the ACU-XE, the switch configuration process is separated
in to two parts:
• Initial switch configuration
• Advanced switch configuration
As discussed previously, initial switch configuration includes setting the IP address,
Subnet Mask, and Default Gateway of the switch (and the redundant switch, if
installed). Until these Ethernet and SNMP parameters are entered, a Web Browser
cannot find or connect to the switch.
Advanced switch configuration includes managing and monitoring ports, setting up
zoning, and upgrading the switch firmware. Advanced configuration tasks are
performed in using the MSA Fabric Switch 6 Management Utility. A link to this
utility is provided in the ACU-XE.
NOTE: The switch configuration utility Web link to the MSA Fabric Switch 6 Management
Utility is present only if the selected controller supports this feature.
NOTE: In the following screen examples, the configuring server’s IP address is
10.100.100.14. One switch has an IP address of 10.100.100.10 and the other switch’s IP
address is 10.100.100.11.
2-12Modular SAN Array Fabric Switch 6 User Guide
Initial Configuration of the Switch
Accessing the Switch Configuration Option of the ACU-XE
The ACU-XE can be started from the Compaq Web Based Management screen or
by selecting Start - Programs - Compaq System Tool - Compaq Array Configuration XE.
Figure 2-7 is an example of the Compaq Web-Based Management screen.
Figure 2-7: Compaq Web-Based Management screen
To start the ACU-XE from the Web-based Management screen:
1. Select Compaq Array Configuration Utility XE.
The ACU-XE main screen is displayed. See Figure 2-8 for an illustration of the
ACU-XE main screen.
Modular SAN Array Fabric Switch 6 User Guide 2-13
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