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Preface

The fibre loop switch provides an affordable entry-level SAN switch with

multiple connectivity options. This guide provides information about the features

and capabilities of the fibre loop switch, and how to install it.

Related Publications

The following publications provide information regarding Storage Area

Networks (SANs) and the Fibre Channel protocol.

Building Storage Networks

, Farley, Marc, Osborne/McGraw-Hill, 2000.

ISBN 0-07-212-050-9.

Fibre Channel Arbitrated Loop

, Kembel, Robert W., Tucson, Arizona:

Connectivity Solutions, a division of Northwest Learning Associates, Inc., 1996.

To order, call 1-520-881-0877 in the USA.

Fibre Channel - Gigabit Communications and I/O For Computer Networks

Benner, Alan F., McGraw-Hill, 1996.

Fibre Channel, Volume 1: the Basics

, Jan Dedek and Gary Stephens, ANCOT

Corporation, 115 Constitution Drive, Menlo Park, CA 94025, 1997.

The Simple Book, An Introduction to Management of TCP/IP-based Internets

Marshall T. Rose, Prentice Hall, 1992.

What Is Fibre Channel?

Jan Dedek and Gary Stephens, ANCOT Corporation,

115 Constitution Drive, Menlo Park, CA 94025, November 1996.

Содержание P4459A

Страница 1: ...HP P4459A 8 Port Fibre Loop Switch Installation Operation Guide HP Part Number 5971 0861 Printed in February 2001 ...

Страница 2: ...s not furnished by Hewlett Packard This document contains proprietary information that is protected by copyright All rights are reserved No part of this document may be photocopied reproduced or translated to another language without the prior written consent of Hewlett Packard Company Hewlett Packard Company Network Server Division Technical Communications MS 45SLE 10955 Tantau Avenue Cupertino C...

Страница 3: ... equipment marked with these symbols indicates the presence of electrical shock hazards Enclosed area contains no operator serviceable parts Warning To reduce risk of injury from electrical shock hazards do no open this enclosure This product is a safety Class I product which has a protective earthing terminal There must be an uninterrupted safety earth ground from the main power source to the pro...

Страница 4: ... format is used to highlight material involving possibility of injury or equipment damage Danger This format is used to alert you that you can incur an electrical shock by mishandling equipment This product is a safety Class I product which has a protective earthing terminal There must be an uninterrupted safety earth ground from the main power source to the product s input wiring terminal power c...

Страница 5: ...alling the Fibre Loop Switch 9 Unpacking the Fibre Loop Switch 9 Installing and Removing GBICs in the Fibre Loop Switch 10 Installing a GBIC 10 Removing a GBIC 11 Rack Mounting the Fibre Loop Switch 12 Rack Installation 12 Powering up a System 29 Cabling for the Fibre Loop Switch 29 Chapter 3 Fibre Loop Switch Troubleshooting 31 General Maintenance Considerations 31 Troubleshooting the Switch 32 R...

Страница 6: ...ons 38 Fibre Channel Communications 38 Regulatory Certification 38 Appendix B Regulatory Information 41 Regulatory Notices 41 Electromagnetic Compliance 41 Regulatory Notices Product Safety 46 Appendix C Warranty and Support 49 Hardware Accessories Limited Warranty 49 Hewlett Packard Hardware Accessories 49 Third Party Hardware Products 50 HP Repair and Telephone Support 50 U S and Canada 50 Other...

Страница 7: ...2 050 9 Fibre Channel Arbitrated Loop Kembel Robert W Tucson Arizona Connectivity Solutions a division of Northwest Learning Associates Inc 1996 To order call 1 520 881 0877 in the USA Fibre Channel Gigabit Communications and I O For Computer Networks Benner Alan F McGraw Hill 1996 Fibre Channel Volume 1 the Basics Jan Dedek and Gary Stephens ANCOT Corporation 115 Constitution Drive Menlo Park CA ...

Страница 8: ...se web sites among others provide significant information regarding SANs and the Fibre Channel protocol Table 1 Related Websites Site URL ANSI http www ansi org docs home html Fibre Channel Industry Association http www fibrechannel com Storage Network Industry Association http www snia org ...

Страница 9: ...l ports Additional features of the fibre loop switch are described in the following sections GBIC Ports Front Panel LEDs GBIC Ports The fibre loop switch is designed for maximum flexibility It contains eight GBIC ports that can be configured to support copper short wave multimode fiber and long wave single mode fiber media connections Because each of these media options provide different price per...

Страница 10: ... Panel LEDs In addition to the port connectors the front panel of the fibre loop switch contains LEDs that provide diagnostic information for both switch and port status and an IEC power plug connector Figure 2 shows the locations of the LEDs and the power plug connector Power Connector GBIC Ports Switch Status LEDs ...

Страница 11: ...tch Table 1 Fibre Loop Switch LEDs Table 2 Port LEDs Name Color Function fault Amber Indicates that the switch is running a self test during start up or a failure occurred power Green Indicates that power is on to the switch Name Color Function Link Green Indicates that a good physical link has been established Fault Amber Indicates that faulty data is being received on the port Switch Status LEDs...

Страница 12: ...than a rapid acceleration of responses in a switch environment Figure 3 illustrates how the fibre loop switch alters the response speed without changing the nature of the responses seen by a participating node Figure 3 Switching Using Fibre Channel Protocol The fibre loop switch maintains signal and data integrity by re timing and re amplifying the signal at each port The data path routing however...

Страница 13: ...ed for a complete data transfer An FC node wanting to send data starts a loop tenancy by arbitrating for ownership of the loop Upon winning arbitration the device wanting to send data opens a communication channel to its intended destination When the destination device responds that it has available buffer space the sender sends data until it is finished After the data transfer is complete the sen...

Страница 14: ...ithm is enforced This enforcement is realized due to the prioritized queueing of open messages at the destination If the queue is greater than a programmable value the switch responds with a close message to all subsequent open requests from other nodes Fibre Loop Switch Initialization The initialization behavior of the fibre loop switch is encompassed within an intelligent agent referred to as P4...

Страница 15: ...pts any traffic in progress on that switch port or on another switch port that is involved in a connection with a device on that switch port However it need not disrupt communications on any other switch port Upon receiving a LIP the switch conducts a series of passive tests on the new node to verify that it is well behaved ...

Страница 16: ...8 HP P4459A 8 Port Fibre Loop Switch Installation Operation Guide ...

Страница 17: ...ing the Fibre Loop Switch The fibre loop switch comes packed in a single integrated shipping box Retain the box to reship the switch if necessary Included are the following items A fibre loop switch This HP P4459A 8 Port Fibre Loop Switch Installation Operation Guide Two power cords Two HSSDC copper GBICs An HSSDC cable A rack mount kit If any parts are missing contact your sales or service repres...

Страница 18: ...describes how to install a GBIC into a switch port 1 Holding it by its edges remove the GBIC you are installing from its antistatic bag 2 Orient the GBIC in relation to the port you are installing it in so that the label side or arrow is on top If your GBIC doesn t have a label or an arrow to help you orient it exam ine the D connector on it The wider side of the D connector should be on top Figur...

Страница 19: ...oing to install cabling immediately leave the supplied protective plug in place The protective plug is used to shield the laser from view and to protect the optical components from dust 5 Repeat steps 1 through 4 for all GBICs that you want to install Removing a GBIC The following procedure describes how to remove a GBIC 1 Remove any cables attached to the GBIC Stressing the cable during GBIC remo...

Страница 20: ...e rails and sleeves Note GBIC latching mechanisms vary by manufacturer Warning Reduce your risk of electric shock or damage to equipment by following these precautions Do not disable the power cord grounding plug The grounding plug is an important safety feature Plug the power cord into an easily accessible grounded electrical outlet Because there is no power switch you can turn power on and off b...

Страница 21: ...circuit To verify this check the nameplate ratings on all equipment Consider the effect of circuit overloading on over current protection and supply wiring Reliable Earthing Grounding Maintain reliable earthing grounding of rack mounted equipment Give particular attention to supply connections that are not direct connections to the branch circuit the use of power strips for example Installation Or...

Страница 22: ...cksolutions Figure 5 and Figure 6 present a visual summary of the switch s rack mounting hardware Figure 5 Mounting in HP Systems Racks Note The installation instructions that follow use left and right to refer to rack columns as viewed from the rear of the rack Left Front Rack Column Left Rear Rack Column Rails Switch Right Front Rack Column Sleeves Right Rear Rack Column ...

Страница 23: ...lation Steps Installing the fibre loop switch into an HP rack requires the following general steps Step 1 Preparation Step 2 Mark the Rack Column Holes Step 3 Place the Barrel Nuts on the Rack Columns Also install the L and R spacers on the front columns of HP Rack System E and HP Rack System U racks only Left Front Rack Column Left Rear Rack Column Rails Switch Right Front Rack Column Sleeves Rig...

Страница 24: ...here each component goes in the rack If the original ordering information is not available use the HP Rack Assistant software to determine where to mount the switch in the rack Use tape or a marker pen to mark the bottom of the single EIA unit required by the switch For EIA unit boundaries refer to Figure 7 and Figure 8 Caution Do the following to prevent the rack enclosure from tipping over Failu...

Страница 25: ...Installing the Fibre Loop Switch 17 Figure 7 Marking Holes and Attaching Barrel Nuts on HP Systems Racks EIA Unit Left Rear Rack Column Right Rear Rack Column Barrel Nuts ...

Страница 26: ...ere you will install the barrel nuts On each rear rack column mark the top and bottom holes of the EIA unit on the inside of the column as shown in Figure 7 and Figure 8 On each front rack column mark the hole on the middle of the EIA unit on the inside of the column Step 3 Place the Barrel Nuts on the Rack Columns 1 Identify the six barrel nuts by referring to Figure 7 and Figure 8 EIA Unit Left ...

Страница 27: ...J1500A J1501A J1502A J1464A and J1466A Do NOT use them for HP Systems racks product numbers J1487B and J1488A The spacers are marked L and R because they differ Install them inside the front rack columns Left and right front rack columns in the instructions below are as viewed from the rear of the rack Put the R spacer on the left front rack column as shown in Figure 9 Put the L spacer on the righ...

Страница 28: ...two parts as shown in Figure 10 and Figure 11 A switch rail which is mounted on the switch chassis and is later attached to the rear rack column A sleeve which is mounted on the front rack column and which receives the switch rail Attach the sleeves to the insides of the front rack columns as follows 1 Identify the two sleeves as shown in Figure 10 Left Front Rack Column Left Rear Rack Column Righ...

Страница 29: ...Installing the Fibre Loop Switch 21 Figure 10 Identifying Switch Rails and Sleeves Oriented for HP Racks 2 Identify the six Torx screws Sleeve Switch Rail Sleeve Flange Switch Rail Flange ...

Страница 30: ...P P4459A 8 Port Fibre Loop Switch Installation Operation Guide Figure 11 Attaching Sleeves to an HP Systems Rack Left Front Rack Column Right Front Rack Column Rack Nut Sleeve Sleeve Sleeve Flanges Rack Nut ...

Страница 31: ...lowing holes The rack column hole with the barrel nut on HP Systems rack The middle hole of the spacer on HP Rack System E and HP Rack System U racks 4 Hold the sleeve firmly to the rack column and insert one Torx screw through the sleeve and into the spacer or barrel nut as shown in Figure 11 or Figure 12 Finger tighten the screw 5 Attach the other sleeve to the other front rack column in the sam...

Страница 32: ...he switch chassis as shown in Figure 13 The flange on the switch rail is on the outer side of the switch rail and near the rear panel Align the holes in the switch rail with the screw holes in the switch chassis as indicated in Figure 13 Insert the two 1 Phillips head screws through the switch rail and into the switch chassis as shown in Figure 13 Tighten the screws 3 Attach the second switch rail...

Страница 33: ...fully align the switch rail ends with the open rack sleeves and gently ease the chassis into the rack sleeves like a drawer as shown in Figure 14 and Figure 15 3 Align the two holes on one switch rail with the holes with the barrel nuts on the rear rack column as shown in Figure 14 and Figure 15 4 Attach that switch rail to the rear rack column with two Torx screws The screws go through the flange...

Страница 34: ...e Loop Switch Installation Operation Guide Figure 14 Installing the Switch into an HP Systems Rack Left Rear Rack Column Left Front Rack Column Right Rear Rack Column Right Front Rack Column Switch Sleeves Switch Rail Flanges ...

Страница 35: ...ther rear rack column in the same way 6 Use the T25 driver in a couple of passes to tighten all six screws that you installed in the rack columns Step 7 Complete the Installation 1 Connect the appropriate AC power cord to the switch Left Rear Rack Column Left Front Rack Column Right Rear Rack Column Right Front Rack Column Switch Sleeves Switch Rail Flanges ...

Страница 36: ...ch Wait to plug in the other end of the power cord so that you can con nect devices to the switch before you power it 2 If you purchased a filler panel separately install the filler panel on the front of the rack by pressing it into place as shown in Figure 16 Figure 16 Installing the Filler Panel Shown for HP Rack System E and HP Rack System U Racks 3 Retract the anti tip foot if desired Filler P...

Страница 37: ...nce of the I O from units on the host 4 Start the server application Cabling for the Fibre Loop Switch The fibre loop switch supports connection to multiple media formats Cabling requirements for the fibre loop switch depend on the GBICs installed Depending on the GBIC it can support multi mode fiber single mode fiber or Note The following rules should be observed regarding cabling Support and rou...

Страница 38: ... Switch Cable Spec Multi Mode Fiber Single Mode Fiber Distance in Meters 2m 300m 2m 500m 2m 10Km Fiber Core Size 62 5 µm TIA standard for premise wiring for US and international use 50 µm Not standard for premise wiring use Proprietary point to point cabling use only 9 µm GBIC Type Shortwave laser Shortwave laser Longwave laser Wave Length 780 850 nm 780 850 nm 1310 nm Cable Spec Value Signal Leve...

Страница 39: ...riodically vacuum the external surfaces of the switch to remove dust Do not drop fiber optic cable connectors onto hard surfaces This can cause internal glass fractures and intermittent signals Keep unused cable ends covered to prevent contamination from obscuring or attenuating the light signals Keep unused GBIC connections covered to prevent contamination from obscuring or attenuating the light ...

Страница 40: ... be plugged into main power 2 Inspect the switch fault LED indicators for apparent problems If the fault LED goes on the switch may be faulty or the temperature may be out of limits 3 Inspect the cabling between the switch and attached Fibre Channel devices Check for loose dirty broken or bent cabling and connectors 4 If GBICs are in use check that they are properly inserted and that their cables ...

Страница 41: ...is bad The switch is faulty Fault Amber ON Switch is running a self test If the light remains on after 15 seconds the switch failed the self test or an environmen tal fault has occurred This is the normal self test state If the test fails the switch may be faulty OFF Self test completed with no fault found Normal running state Link Green Fault Amber Interpretation Possible Causes OFF OFF No signal...

Страница 42: ...any statistics and other management data that have been collected Connections The following subsections describe the handling of GBICs and Fibre Channel cables Leave the device in its antistatic bag until ready to install it Hold the GBIC by its edges and handle it carefully Always follow the GBIC manufacturer s recommended procedures for cleaning the GBIC This is especially true of the type of so...

Страница 43: ...s Temperature Control As in the case of almost all commercial electronics the fibre loop switch is designed to work in a normal room temperature environment which is between 10º and 40º C In order to maintain adequate cooling the fibre loop switch is equipped with fans and a filler panel Fans Three fans provide forced air cooling and operate in parallel Filler Panel The filler panel that came with...

Страница 44: ...36 HP P4459A 8 Port Fibre Loop Switch Installation Operation Guide ...

Страница 45: ...rt Latency 2 microseconds Physical Specifications Specifications that follow are without mounting hardware or GBICs Height 1 66 in 42 mm Width 17 3 in 439 mm Depth 16 26 in 413 mm Weight with Power Supply 10 681 lbs 4 85 Kg Environmental Specifications Non Operating Temperature 30º to 60º C Relative Humidity 10 to 90 non condensing Operating Temperature 10º to 40º C Relative Humidity 20 to 80 non ...

Страница 46: ...en Fault Amber Fibre Channel Communications Media DB 9 Copper HSSDC Copper SW Optical Dual SC GBIC Protocol and Standards FC AL FC AL 2 FC PH FC PH 2 FC PH 3 FC PLDA FCP Regulatory Certification Safety Compliance USA UL 1950 1995 3rd Edition Canada CSA C22 2 No 950 95 3rd Edition European Union EU and Nordic EN 60950 1992 A1 A2 A3 A4 A11 EMKO TSE 74 SEC 207 94 Other Countries IEC 60950 A1 A2 A3 A4...

Страница 47: ...n Union EU EN 55022 1994 A1 A2 Class A EN61000 3 2 1995 EN61000 3 3 1995 EN 55024 1998 Japan VCCI V3 1997 Class A JEIDA Guideline for the suppression of harmonics 1993 Australia New Zealand AS NZS 3548 95 Class A Other Countries CISPR 22 1997 CISPR24 1997 ...

Страница 48: ...40 HP P4459A 8 Port Fibre Loop Switch Installation Operation Guide ...

Страница 49: ...hed for use in commercial or business environments Class B levels are lower than the Class A requirement and have been established for use in residential environments Class B levels are also suitable when the environment includes electrically sensitive equipment The fibre loop switch that you have purchased has been provided with compliance labels to indicate where it may be used with reasonable p...

Страница 50: ...terference at their own expense Class A Accessories Installation and use of a Class A accessory creates a system that meets the requirements for industrial and commercial environments If you are installing a Class A accessory in a system that has been labeled as a Class B product the requirements and notice for Class A equipment shall be applied Notice for Canada This Class A digital apparatus mee...

Страница 51: ...lease note that this equipment has been approved for business purposes with regards to electromagnetic interference if purchased in error for use in residential area you may wish to exchange the equipment where you purchased it Notice for Taiwan Class A Warning ...

Страница 52: ... product has been found to comply with CISPR 22 Class A EMC emission limits Installation and use of a Class A accessory creates a system that meets the requirements for industrial and commercial environments However in a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures ...

Страница 53: ...st Transient Burst EN 61000 4 5 IEC 61000 4 5 1995 Surge EN 61000 4 6 IEC 61000 4 6 1996 Conducted Immunity EN 61000 4 11 IEC 61000 4 11 1994 Voltage Dips and Interruptions Supplementary Information 1 The product was tested in a typical configuration 2 The product complies with Part 15 of the FCC rules Operation is subject to the following two conditions This device may not cause harmful interfere...

Страница 54: ...s a laser system and is classified as a Class 1 Laser Product under a U S Department of Health and Human Services DHHS Radiation Performance standard according to the Radiation Control for Health and Safety Act of 1968 To ensure proper use of this product please read this instruction manual carefully and retain for future reference Should the unit ever require maintenance contact an authorized ser...

Страница 55: ...nd als Referenz aufbewahren Falls Probleme mit diesem Modell aufreten die nächste authorisierte Services Verrtetung benachrichtigen Um einen direkten Kontakt mit dem Laserstrahl zu vermeiden soll das Gehäuse nicht geöffnet werden VORSICHT Die Verwendung von anderen Steuerungen oder Einstellungen oder das Durchführen von anderen Vorgängen als in der Bedienungsanleitung beschrieben kann gefährliche ...

Страница 56: ...48 HP P4459A 8 Port Fibre Loop Switch Installation Operation Guide CLASS 1 LASER PRODUCT This Fibre Loop Switch Unit is classified as a CLASS 1 LASER PRODUCT LASSER KLASSE 1 PRODUKT ...

Страница 57: ... in HP s Corporate Price List Upon installation inside an HP Netserver the HP Netserver Hardware Accessory carries a System Matching Warranty This warranty includes a one year Return to HP warranty or the remainder of the warranty period for the original HP Netserver in which it is installed whichever is longer This accessory may be serviced through expedited part shipment In this event HP will pr...

Страница 58: ...n and diagnostic programs before a replacement will be dispatched or an on site visit is authorized Third Party Hardware Products HP does not warrant third party hardware products Third party hardware products may be warranted in accordance with the third party warranty statement accompanying the product On site visits caused by third party hardware products whether internal to the HP Netserver sy...

Страница 59: ...Warranty and Support 51 World Wide Web On the World Wide Web go to http netserver hp com netserver ...

Страница 60: ...52 HP P4459A 8 Port Fibre Loop Switch Installation Operation Guide ...

Страница 61: ...ce AL_PA ANSI American National Standards Institute the organization that coordinates voluntary standards for programming languages telecommunications properties of disk and tape media and more in the United States Arbitrated Loop A Fibre Channel standard defining a loop topology where up to 126 devices communicate with one another using an arbitrated access protocol Arbitration The process of sel...

Страница 62: ...s that indicates a port is not enabled on a loop even though the port is still physically connected to the network A bypass can be automatic or manual Channel A pathway between components in a computer system or between workstations in a network Cluster A group of systems that work together as a single system to provide fast uninterrupted service It is a way to increase capacity and to add I O ban...

Страница 63: ...ble in both directions but only in one direction at a time ELS Extended Link Services support messaging protocol for discovery and dynamic address partitioning EMC ElectroMagnetic Compatibility Embedded Node Agent An in band Node Agent conducts automatic discovery and display of SCSI and SES targets SES enclosures Enclosure The box rack or set of boxes containing one or more devices It can provide...

Страница 64: ... primarily IP and SCSI initially to Fibre Channel link protocols and services FC AL Device A device that employs Fibre Channel Arbitrated Loop and consists of one or more NL_Ports FC PH Fibre Channel Physical standard consisting of three lower levels FC 0 physical FC 1 encoding and FC 2 framing and signalling FC SW Fibre Channel Switch standard that specifies tools and algorithms for interconnecti...

Страница 65: ... devices without the use of fabric protocols Media access is performed through arbitration Switching and fabric features can be supported through the use of infrastructure products such as hubs switches bridges routers and embedded management agents and services F_Port Fabric Port A port on a fabric switch to which N_Ports may be directly connected The F_Port is not capable of communicating with F...

Страница 66: ...ts FC peripherals and server host buses such as PCI and others It also requires a device driver Hub A central connecting device in a network that joins communication lines into a star configuration In band In bandwidth Using the same bandwidth wires or data channel for signaling as for data transmission IP Internet Protocol A protocol designed for use in interconnected systems of packet networks J...

Страница 67: ...ablishes a position map which is a table of all the AL_PAs on a node See also LIFC LISM Loop Initialization Select Master is the process used to determine the temporary loop master as part of the LIP Long Wave Lasers or LEDs that emit light with wave lengths around 1300 nm Long wave lasers are used for long Fibre Channel links from 700 2000m They are typically used with single mode fiber with a 9 ...

Страница 68: ...II Management Information Base A set of inter related managed objects The attributes of these objects have network monitoring values whereby an SNMP agent can access management instrumentation and at least one management station from where a network manager can collect statistics and a management protocol to exchange information between the agents and the management station Mirroring The technique...

Страница 69: ...e through an F_Port It is a port on a computer disk drive etc through which the device does its Fibre Channel communication as a direct fabric attached port for use with point to point or fabric topology It is identified by a Worldwide Name N_Port ID The Fibre Channel Address that a node sends in the S_ID of each frame it sources and the Fibre Channel Address that a node responds to in the D_ID of...

Страница 70: ...Arbitrated Loop that stands on its own and is not connected to a fabric Protocol A set of conventions or rules used by a program or operating system to communicate between two or more endpoints Examples include IPX TCP IP and AppleTalk Though the protocols differ they all allow information to be packaged sent from a source and delivered to a destination system Public Loop A Fibre Channel Arbitrate...

Страница 71: ... disks printers scanners and just about anything else Short Wave Lasers or LEDs that emit light with wave lengths around 780 nm or 850 nm Short wave lasers are used for FC AL links up to 700m They are typically used with multimode fiber A fiber core size of 50 microns provides greater performance than 62 5 micron fiber which is supported for compatibility with existing wiring networks for example ...

Страница 72: ...wide Port Name To ensure global uniqueness the MAC Address prepends 16 bits to create a 64 bit identifier The first 4 bits are a Network Address Authority NAA controlling authority identifier The next 12 bits are 0 padded When NAA 1 it means that the WW Port Name follows IEEE 802 3A Universal LAN MAC addressing Fibre Channel requires each port to assign an unchangeable WW Port Name See MAC Address...

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