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Chapter 1

Features of the Fibre Channel Hub

The Fibre Channel Hub is a managed 10-port gigabit interface hub for Silicon Graphics
FibreVault or fibre channel arbitrated loop (FC-AL) storage clusters or networks,
whether RAID or non-RAID (JBOD, or “just a bunch of disks”).

This chapter explains

•

“Fibre Channel Hub Kit” on page 2

•

“Fibre Channel Hub Physical Features” on page 3

•

“Fibre Channel Hub Rackmounting Requirements” on page 8

•

“Compatibilities, Fibre Channel Cables, and Adapters” on page 9

•

“Fault and Error Management” on page 12

•

“Loop Management Software” on page 13

For more information on fibre channel basics, see the

Origin FibreVault and Fibre Channel

RAID Owner’s Guide

For information on using the administrative interfaces for a Silicon Graphics fibre
channel storage configuration, see the

Origin FibreVault and Fibre Channel RAID

Administrator’s Guide

Note:

The Fibre Channel Hub is transparent and thus does not appear in the fibre

channel storage software’s administrative interfaces.

Содержание Fibre Channel Hub

Страница 1: ...Fibre Channel Hub Owner s Guide Document Number 007 3722 001 ...

Страница 2: ...use at FAR 52 227 14 and or in similar or successor clauses in the FAR or in the DOD DOE or NASA FAR Supplements Unpublished rights reserved under the Copyright Laws of the United States Contractor manufacturer is Silicon Graphics Inc 2011 N Shoreline Blvd Mountain View CA 94043 1389 FCC Warning This equipment has been tested and found compliant with the limits for a Class A digital device pursuan...

Страница 3: ... International Special Committee on Radio Interference CISPR This equipment has been tested to and is in compliance with the Class A limits per CISPR publication 22 Canadian Department of Communications Statement This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus as set out in the Radio Interference Regulations of the Canadian Department of C...

Страница 4: ...raphics the Silicon Graphics logo OCTANE and IRIX are registered trademarks and Origin Origin2000 Origin200 Onyx2 and IRIS FailSafe are trademarks of Silicon Graphics Inc Emulex is a trademark of Emulex Corporation UNIX is a registered trademark in the United States and other countries licensed exclusively through X Open Company Ltd ...

Страница 5: ...el Hub Kit 2 Fibre Channel Hub Physical Features 3 Connectors and Ports 5 LEDs 7 Fibre Channel Hub Rackmounting Requirements 8 Compatibilities Fibre Channel Cables and Adapters 9 Fibre Channel Disk Drives 9 Fibre Channel Cabling Options for the Hub 10 Media Interface Adapter MIA 11 Fault and Error Management 12 Automatic LIP F8 Word Substitution and Bypass 12 Automatic Loop Reconfiguration 13 Loop...

Страница 6: ...gement Port 30 Cabling Servers Workstations and Storage to the Fibre Channel Hub 31 Cascading Two Hubs Optional 31 Using Copper Cabling 32 Using Fiber Optic Cabling 32 Connecting the Hub Power Cord and Powering On the Loop 34 4 Setting Up Local or Remote Hub Management 37 Setting Up Local Communication With the Hub 37 Logging In via a Console Terminal 38 Using Terminal Emulation 39 Setting Up Remo...

Страница 7: ...gin Password 53 Setting the Administrative Password Command Line Interface 53 Setting the Administrative Password Internet Browser Interface 54 Terminating the Connection 55 5 Fibre Channel Hub Operation and Management 57 Viewing Statistics 57 Viewing Hub and Port Statistics Command Line Interface 58 Viewing Port Statistics Internet Browser Interface 62 Viewing Hub Statistics Internet Browser Inte...

Страница 8: ...viii Contents A Technical Specifications 75 System Specifications 75 Interface Connector Pinouts 76 Factory Defaults 77 B Command Line Interface Summary 79 C Setup Checklist 83 Index 85 ...

Страница 9: ...n Example Fibre Channel RAID Storage 19 Figure 2 5 Dual Loop Configurations With JBOD Storage 20 Figure 2 6 Dual Loop Configuration Example JBOD Storage 21 Figure 2 7 Port LEDs 23 Figure 2 8 Hub MAC Address Location 24 Figure 3 1 Attaching Feet 28 Figure 3 2 Attaching the Power Cord 29 Figure 3 3 Cabling the Ethernet Port 30 Figure 3 4 Cabling the Serial Console Port 30 Figure 3 5 Cascaded Hubs Ex...

Страница 10: ...ager Statistics 64 Figure 5 4 Hub Manager Diagnostic Information Example 65 Figure 5 5 Hub Port Selection 68 Figure 5 6 Hub Port Status Screen 68 Figure 5 7 Port Setup Example 69 Figure 5 8 Bypassing Ports 70 Figure 5 9 Choosing Hub Advanced Setup 73 Figure 5 10 Advanced Setup Screen Changing Autobypass Sample Count and Autobypass Threshold Count 74 Figure A 1 Fibre Channel Hub DB 9 Pinout 76 ...

Страница 11: ...Channel Cabling Options Codes and Part Numbers 10 Table 3 1 LED Activity at Hub Power On 35 Table 5 1 Commands for Obtaining Parameters 58 Table A 1 Fibre Channel Hub Physical Specifications 75 Table A 2 Copper Connector Specifications 76 Table A 3 Console Serial RJ11 Connector Specifications 77 Table A 4 Fibre Channel Hub Factory Defaults 77 Table B 1 Command Line Interface 79 Table C 1 Hub Setup...

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Страница 13: ...ions running IRIX 6 4 or later Fiber optic cabling is optional with the Fibre Channel Hub Observe the following warnings for fiber optic cabling Warning Never look into the end of a fiber optic cable to confirm that light is being emitted or for any other reason Most fiber optic laser wavelengths 1300 nm and 1550 nm are invisible to the eye and cause permanent eye damage Shorter wavelength lasers ...

Страница 14: ...ion how to set up a hub for desktop use how to cable it and how to connect equipment for local or remote hub management Chapter 4 Setting Up Local or Remote Hub Management explains how to enable and disable connections set port parameters and set passwords and privileges Chapter 5 Fibre Channel Hub Operation and Management explains how to obtain operation parameters bypass a port change threshold ...

Страница 15: ...cation window http techpubs sgi com library Once you are in the library choose Catalogs Hardware Catalog and look under the Owner s Guides for the applicable owner s guide Conventions In command syntax descriptions and examples square brackets or angle brackets surrounding an argument indicate an optional argument Variable parameters are in italics Replace these variables with the appropriate stri...

Страница 16: ... Center at 1 800 800 4SGI or your authorized service provider If you are outside North America contact the Silicon Graphics subsidiary or authorized distributor in your country In the unlikely event that your Fibre Channel Hub needs service you need the revision number that is on the product ID label on the bottom of the case This number has the form FC HUB Revletter for example FC HUB RevA Record...

Страница 17: ...mounting Requirements on page 8 Compatibilities Fibre Channel Cables and Adapters on page 9 Fault and Error Management on page 12 Loop Management Software on page 13 For more information on fibre channel basics see the Origin FibreVault and Fibre Channel RAID Owner s Guide For information on using the administrative interfaces for a Silicon Graphics fibre channel storage configuration see the Orig...

Страница 18: ... connecting the hub to a PC or terminal for management purposes The cable has an RJ 11 connector at each end two DB 9 RJ11 adapters These adapters are supplied to accommodate PC serial connectors this manual Figure 1 1 shows FC HUB kit contents Figure 1 1 FC HUB Kit Contents Power cord 10BaseT Console 1 6 2 7 3 8 4 9 4 10 RE AR 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1 01 1 0 1 0 0 1 0 1 0 0 1...

Страница 19: ...kit If any parts described in this section are missing contact your service provider Appendix C contains a checklist for setting up the hub with references to specific parts of this guide Fibre Channel Hub Physical Features Figure 1 2 shows the Fibre Channel Hub in a typical application Figure 1 2 Fibre Channel Hub Desktop Use 10BaseT Console 1 6 2 7 3 8 4 9 4 10 RE AR ...

Страница 20: ...third party standard 19 inch rack such as a rack used for networking equipment using the optional rackmounting kit Figure 1 3 shows two Fibre Channel Hub units in a Fibre Channel Rack Cabling to hosts is not shown Figure 1 3 Fibre Channel Rack Rear View With Two Fibre Channel Hub Units EXP PRI EXP EXP PRI EXP 10BaseT Console 1 6 2 7 3 8 4 9 4 10 REA R 10BaseT Console 1 6 2 7 3 8 4 9 4 10 REA R ...

Страница 21: ...t on the front panel for connection to a host for management purposes one power connector for the hub on the rear panel This connector is autoranging A power on off switch is located above the power cord socket on the Fibre Channel Hub as shown in Figure 1 4 See System Specifications on page 75 in Appendix A for voltage and power requirements ten copper DB 9 fibre channel ports all fully digital A...

Страница 22: ...ption All ten ports are hot cascadable you need not power off the hub to attach the cascade cable to connect two hubs into an 18 port loop This cable marketing code FC HUB CBL has two DB 9 connectors and is 51 cm 20 inches long including connectors 1 6 2 7 3 8 4 9 5 10 REAR Console 10BaseT Fibre channel ports Ethernet port Console port serial On off switch Power connector Front panel Rear panel Fi...

Страница 23: ...LEDs Table 1 1 Power and Network LED Functionality Purpose Color Location State Meaning Power Green Left of 10 Base T socket top Unlit On steady High intensity blinking No power is applied Power is applied Segmented hub Network Yellow Left of 10 Base T socket bottom Unlit Low intensity steady High intensity blinking No connection to network Link up Network activity 1 6 2 7 3 8 4 9 5 10 REAR Consol...

Страница 24: ...he rackmounting shelf and hub s you can set up the hub as a desktop unit for use with that storage a third party standard 19 inch rack such as a rack used for networking equipment Note For airflow reasons the Origin Rack cannot accommodate the Fibre Channel rackmounting shelf and hub s To use the Fibre Channel Hub with the Origin Rack set it up as a desktop unit outside the Origin Rack Fibre Chann...

Страница 25: ...on page 11 Note The Fibre Channel Hub operates with Silicon Graphics systems running IRIX 6 4 or later Fibre Channel Disk Drives Table 1 3 lists some fibre channel disk drives that are compatible with the Fibre Channel Hub This information is subject to change check with your service provider Note The 9 1 GB 7200 rpm JBOD disk drive P F 9 9470140 is not compatible with the Fibre Channel Hub The Fi...

Страница 26: ...As and special cables MIAs are described in Media Interface Adapter MIA on page 11 It is recommended that you use fibre channel cabling from Silicon Graphics for the Fibre Channel Hub Table 1 4 summarizes fibre channel interface cables currently available from Silicon Graphics that are compatible with the Fibre Channel Hub Silicon Graphics fiber optic cables and MIAs are 62 5 125 µm multimode Tabl...

Страница 27: ...ard duplex SC connector supplies the external fiber optic connection on the MIA The Fibre Channel Hub powers the MIA which converts the differential electrical signal into light for transmission through the fiber optic cable The MIA has a DB 9 male plug on one end which connects to the hub and an optical SC connector on the other end which connects to any fiber optic cable assembly or jumper cable...

Страница 28: ...that only valid Fibre Channel words are forwarded through the hub Thus recovery issues in remote devices are avoided Automatic LIP insertion notifies all loop participants when nodes are added or when active loops are combined Automatic LIP insertion is described in greater detail in Automatic Loop Reconfiguration on page 13 Automatic LIP F8 Word Substitution and Bypass If a hub port receives thre...

Страница 29: ...ub port automatically inserts LIP F7 into the loop until a LIP sequence other than LIP F8 is received Loop Management Software The Fibre Channel Hub software provides statistics for each port detailing the number of invalid transmission words comparative error rates and port down counts You can use the management tools to reconfigure the loop remotely to optimize performance or to diagnose and iso...

Страница 30: ...I console terminal or a PC with a serial port details are in Determining Hub Management on page 24 in Chapter 2 remotely through an SNMP MIB browser Internet browser or Telnet console Requirements for setting up these management options are in Determining Hub Management on page 24 in Chapter 2 ...

Страница 31: ... Configurations and Applications Fibre Channel Hub configurations are as follows single loop Two Fibre Channel Hubs can be connected cascaded to create a larger single loop dual loop two Fibre Channel Hubs One Fibre Channel Hub can be used for two separate loops This section gives configuration overviews and planning considerations in these subsections Single Loop Configuration on page 16 Dual Loo...

Страница 32: ...ities include the following hosts to ports on the front of the hub storage to ports on the rear hosts to ports 1 through 4 storage to ports 6 through 9 It is a good idea to label the ends of the cables that are to be connected to the hub with the device names or some appropriate indication of them Figure 2 1 shows port numbering Figure 2 1 Hub Port Numbering Figure 2 2 shows a typical single loop ...

Страница 33: ...rations and Applications 17 Figure 2 2 Single Loop Configuration Example Fibre Channel RAID Storage Fibre Channel Hub SP A Node 1 Node 4 Fibre Channel RAID Node 2 Node 3 EX P PR I EX P 10BaseT Console 1 6 2 7 3 8 4 9 5 10 RE AR ...

Страница 34: ...ge processor SP Figure 2 3 Dual Loop Configurations With Fibre Channel RAID Storage You can connect the Fibre Channel Hub to either port in an SP Both SP ports in a Fibre Channel RAID DPE cannot be connected to the same hub Figure 2 4 shows an example of Fibre Channel Hub cabling with one storage unit and several servers FC Hub A FC Hub B Loop B Loop A Loop B Loop A Loop A Loop B FC RAID storage N...

Страница 35: ...ure 2 4 Dual Loop Configuration Example Fibre Channel RAID Storage Fibre Channel Hub Fibre Channel Hub SP A SP B Fibre Channel RAID Node 3 Node 2 Node 4 Node 1 10BaseT Console 1 6 2 7 3 8 4 9 5 10 RE AR 10BaseT Console 1 6 2 7 3 8 4 9 5 10 RE AR EXP PRI EXP ...

Страница 36: ...l Loop Configurations With JBOD Storage You can connect the Fibre Channel Hub to either LCC Both LCCs in a Fibre Channel RAID DAE cannot be connected to the same hub Figure 2 6 diagrams an example dual loop configuration with JBOD storage LCC B LCC A JBOD storage Loop B Loop A FC Hub A FC Hub B Loop B Loop A Loop A Loop B Node 1 Node 2 ...

Страница 37: ...ons 21 Figure 2 6 Dual Loop Configuration Example JBOD Storage EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P EX P 10BaseT Console 1 6 2 7 3 8 4 9 4 10 REA R 10BaseT Console 1 6 2 7 3 8 4 9 4 10 REA R EX P ...

Страница 38: ...ddress Hub Segmentation Under normal operation the Fibre Channel Hub acts as a single loop For dual loop configurations two hubs are recommended The Fibre Channel Hub is designed as a precise half rack chassis so that two hubs can be installed in a single 1U to 3U rack space providing full redundance Two hubs used together for dual loop applications provide dual power supplies and independent loop...

Страница 39: ...he cables that are to be connected to the hub with the device names or an appropriate indication of them For the connection between the hub and the console terminal or PC use only the serial cable and adapters included with the hub 3 Determine the order in which you want to cable devices to the hub You can skip ports when you attach cables to the hub Fibre Channel Hub ports are numbered as shown o...

Страница 40: ...y Internet browser Telnet console or SNMP MIB browser You can use the 10 Base T Ethernet port on the hub s front panel for this connection Obtain a unique IP address for the hub from the system administrator For this you need the hub s media access control MAC address which is located on the far left of the hub s rear panel as shown in Figure 2 8 Figure 2 8 Hub MAC Address Location For initial ins...

Страница 41: ...operating temperature of 45 C 113 F Stay within the hub power ratings 90 240 VAC 65 W 50 60 Hz to prevent overload of supply circuits or damage to overcurrent protection and supply wiring Maintain reliable earth ground especially if connection is to a power strip instead of directly to a branch circuit Protect the hub from exposure to sunlight and to very intense electrical or magnetic fields Note...

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Страница 43: ... Note Appendix C contains a checklist for setting up the hub with references to specific parts of this guide Preparing and Setting Up the Hub Before cabling the hub do the following 1 Determine how the hub is to be managed see Determining Hub Management on page 24 in Chapter 2 Fulfill requirements for the management connection such as cabling and IP address 2 Determine the devices storage and serv...

Страница 44: ...er of the hub case bottom about 2 54 cm 1 inch from the edge Attach the other three feet in the remaining corners See Figure 3 1 Figure 3 1 Attaching Feet Note If the hub is to be rackmounted do not attach the feet because they cause interference A qualified Silicon Graphics Systems Support Engineer installs the hub in a rack 4 Set up the Fibre Channel Hub in the spot you have selected see Selecti...

Страница 45: ...ting Up the Hub 29 5 Attach the power cord to the socket on the rear of the hub as shown in Figure 3 2 Figure 3 2 Attaching the Power Cord Do not power on the hub at this time leave the power switch in the off position ...

Страница 46: ...natively connect the hub to an ANSI console terminal or to the serial console port of a PC see Figure 3 4 See step 1 on page 27 for serial connection requirements Figure 3 4 Cabling the Serial Console Port Connect the other end of the cable to the ANSI console terminal or PC using the appropriate DB 9 RJ11 adapter included with the hub 10BaseT Console 1 6 2 7 3 8 4 9 4 10 REAR Ethernet port 10Base...

Страница 47: ...nit That is one Fibre channel Hub can be cabled to either LCC A or LCC B but not both Cascading Two Hubs Optional To set up a loop with up to 18 nodes you can cascade two hubs Cascading hubs requires the optional cascade cable All ports are identical each can be used for an NL_port connection or for a cascaded hub connection For convenience generally ports on the front of the two hubs are cabled a...

Страница 48: ...ten the jackscrews on each DB 9 connector to ensure EMC emissions compliance and proper system operation Using Fiber Optic Cabling To connect devices to the hub with optical cabling you must use MIAs Follow these steps to cable the servers and storage to the hub with fiber optic cabling 1 Power off the servers and workstations FC AL nodes that are to be connected to the hub following procedures in...

Страница 49: ...ng the tip with a soft lint free cloth that has been moistened with reagent grade isopropyl alcohol Do not use prepared cleaning compounds such as tape head cleaner or denatured rubbing alcohol If you do not have the proper equipment skip this step 4 Attach a fiber optic cable with MIA to each server workstation and storage unit you are cabling to the hub Tighten the jackscrews on each MIA at the ...

Страница 50: ...rt should illuminate The yellow LED at the bottom left of the Ethernet port should illuminate indicating network activity The LED for each port should be yellow if the device cabled to it is not yet powered on indicating that the port is not participating in the loop bypassed green if the device cabled to it is powered on Figure 3 7 shows LED locations Figure 3 7 Hub LEDs 1 6 2 7 3 8 4 9 5 10 REAR...

Страница 51: ...ical power meter to verify light output Warning Never look into the end of a fiber optic cable on a powered device with any type of magnifying device such as a microscope eye loupe or magnifying glass Such activity causes cause a permanent irreversible burn on the retina of the eye 3 If the green power LED indicates that the hub is ready power on the nodes that are not already powered on The LED f...

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Страница 53: ...Unsegmenting the Hub on page 50 Setting Passwords on page 53 Terminating the Connection on page 55 In most cases you can accomplish these tasks using either the command line interface or the Internet browser interface The sections in this chapter give instructions for each interface as appropriate Setting Up Local Communication With the Hub You can communicate with the Fibre Channel Hub via a term...

Страница 54: ... port number for example ttyd2 The cu command is call UNIX A message appears Connected 3 Press Esc twice A prompt appears Enter username or HELP 4 Press the space bar and Enter The hub prompt appears indicating normal privilege Server 5 For full access to the hub enter Server su 6 At the Password prompt enter the password The initial and default password is system Password system The characters yo...

Страница 55: ...cation Setup Command Line Interface on page 40 Starting the Internet Browser Interface on page 41 Telnet Login on page 43 Preparation For remote communication the Fibre Channel Hub must be connected to the network via the hub s 10 Base T Ethernet port have an IP address assigned be on the same subnet as the server or workstation you are using for initial installation For more information see Deter...

Страница 56: ... If you do obtain another IP address and repeat this step 2 Get the MAC Ethernet address of the Channel Hub Figure 2 8 in Chapter 2 points out the location 3 Assign the IP address arp s ipaddress macaddress where ipaddress is the IP address as assigned by the network administrator and macaddress is the hub s MAC address such as 08 00 69 00 c1 a9 For example arp s 138 239 252 183 08 00 69 00 c1 a9 ...

Страница 57: ...rowser interface for the URL enter http followed by one of the these choices the device IP address as assigned in Setting Up Remote Communication for Hub Management on page 39 the full name of the device as specified in the etc hosts file the short name of the device as specified in the etc hosts file The status screen appears as shown in Figure 4 1 Note features pointed out in this illustration ...

Страница 58: ...42 Chapter 4 Setting Up Local or Remote Hub Management Figure 4 1 Internet Browser Hub Port Status Screen Fibre Channel Hub clickable panel diagram Menu bar navigation bar hub map ...

Страница 59: ... enter telnet ipaddress where ipaddress is the newly assigned IP address of the hub in this pattern xxx xxx xxx xxx For example 123 456 123 456 If the connection is successful the Telnet prompt appears 3 Log in to the hub Telnet access where access is the default remote login password it does not echo to the screen The prompt changes to Local 4 Enter su enter the password The default administrator...

Страница 60: ...ver su 3 The prompt changes enter the administrator password the default password is system Password password The characters you type do not echo to the screen The prompt changes to Server The double angle bracket indicates full administrator privilege Changing TCP IP Settings This section explains how to view and change TCP IP settings using the command line interface and the Internet browser int...

Страница 61: ...xxx xxx xx xx For example 123 234 22 22 To change the hub s subnet mask for the hub a user with administrator privilege enters Server change server subnet subnetmask where subnetmask is a number between 0 and 255 Enter the subnet mask with periods in this pattern xxx x x x For example 255 0 0 0 To define a gateway a user with administrator privilege enters Server change server gateway gatewayipadd...

Страница 62: ...in the menu navigation bar The Setup menu screen appears as shown in Figure 4 2 Figure 4 2 Setup Menu 2 Click Hub Setup the Hub Setup menu appears as shown in Figure 4 3 Figure 4 3 Hub Setup Menu Note Do not use the Manager upgrade option in the GUI Obtain firmware upgrades only from your Silicon Graphics service provider only these have been tested for compatibility with Silicon Graphics fibre ch...

Страница 63: ...omatic IP maintenance can make use of any combination of BootP RARP and DHCP The choices have the following meanings Manual automatic acquisition is not used Automatic Permanent The software looks for an automatically acquired address only when the Digital Hub Manager has no IP address Once an IP address is found it is saved for subsequent restarts Automatic Temporary The software looks for an aut...

Страница 64: ...DHCP 3 If DHCP fails attempt RARP You can change the thresholds at which the hub gives up one IP address acquisition method for the next This section explains how to change these thresholds using the command line interface and the Internet browser interface in separate subsections Setting BootP DHCP and RARP Parameters Command Line Interface on page 48 Setting BootP DHCP and RARP Parameters Intern...

Страница 65: ...of times DHCP attempts IP address acquisition a user with administrator privilege enters Server define server dhcp n m temp permanent To set the number of times RARP attempts IP address acquisition a user with administrator privilege enters Server define server rarp n m temp permanent To test if a local or remote IP address exists and is responding use ping Setting BootP DHCP and RARP Parameters I...

Страница 66: ...ponding use ping Segmenting and Unsegmenting the Hub This section explains how to segment the hub into two five port hubs or how to return it to normal operation See Hub Segmentation on page 22 in Chapter 2 You can use the command line interface or the Internet browser interface instructions are in separate subsections Segmenting and Unsegmenting the Hub Command Line Interface on page 50 Segmentin...

Страница 67: ... the hub s front panel blinks at high intensity At low intensity this LED indicates that the hub is powered on Figure 4 5 points out this LED Figure 4 5 Power LED To return a segmented hub to ten port operation a user with administrator privilege enters Server change hub cascade enable The power LED returns to low intensity 1 6 2 7 3 8 4 9 5 10 REAR Console 10BaseT Power LED ...

Страница 68: ...heck box Act as two 5 port hubs so that a check mark appears Click Apply to put the change into effect When you segment the hub disable the factory default ten port functionality the green power LED at the top left of the Ethernet socket on the hub s front panel blinks at high intensity At low intensity this LED indicates that the hub is powered on Figure 4 5 points out this LED To return a segmen...

Страница 69: ...ter the new password Login Password newpassword where newpassword is a string of 0 to 16 letters or numerals in any combination If you do not enter any letters or numerals the password remains set to the default The characters you type do not echo to the screen 3 The prompt changes enter the new password a second time to verify it Verification newpassword The characters you type do not echo to the...

Страница 70: ...e screen 3 The prompt changes enter the new password a second time to verify it Verification newpassword The characters you type do not echo to the screen Setting the Administrative Password Internet Browser Interface To change the default administrative password using the Internet browser interface click Setup then click Manager Setup and then select Set Password Figure 4 7 shows the screen that ...

Страница 71: ...e hub enter Server logout or with privileged status enter Server logout To kill the cu command type a tilde and a period Note If you kill the cu command without first logging out at the Server prompt when you try to log in again see step 3 on page 38 you must press Esc twice and Enter to see the Server prompt ...

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Страница 73: ...anager on page 74 Viewing Statistics This section explains how to display configuration and operation parameters and statistics using the command line interface and the Internet browser interface in separate subsections Viewing Hub and Port Statistics Command Line Interface on page 58 Viewing Port Statistics Internet Browser Interface on page 62 Viewing Hub Statistics Internet Browser Interface on...

Страница 74: ...Parameters Upper Lower Auto Bypass Interval 10 10 Error Threshold 07 07 LIP F8 Primitive 1 BC95B5B5 BC95B5B5 Primitive 2 BC15F0F0 BC15F0F0 SYNC Loss Timeout 60 60 Microsecond Timer 4FB 4FB Millisecond Timer 2EE 2EE Second Timer 35 35 Hub Configuration 10 Port Table 5 1 Commands for Obtaining Parameters Operation Command at Server Prompt Display configuration parameters for the hub show hub Display...

Страница 75: ...ve enabled enabled 347 1 2 03 07 59 4 active enabled enabled 29 1 2 03 07 59 5 active enabled enabled 1467547 102 2 03 07 59 6 auto bypass enabled enabled 0 0 2 03 07 59 7 active enabled enabled 330 26 2 03 07 59 8 active enabled enabled 80 8 2 03 07 59 9 active enabled enabled 368 26 2 03 07 59 10 active enabled enabled 21767 275 2 03 07 59 In the show hub ports output Down Count is the number of...

Страница 76: ...1 Firmware SL 5 01n5 980810 Software 7 2 980915 Console Port 2 Load Type Selfload Uptime 184213 2 03 10 13 Network Information Node Name DHM0A2908 MAC Address 08 00 69 xx xx xx Circuit Timer ms 80 Protocols TCP IP TCP IP Information IP Addr 128 1 000 000 Subnet Mask 255 255 255 0 Gateway 128 2 000 000 BOOTP 0 0 temp DHCP 0 0 temp RARP 0 0 temp Port Configuration 1 Digital HUB Access remote Queuing...

Страница 77: ...s 4 Protocol s TCP Queueing disabled Connections enabled Password disabled Telnet enabled Filter disabled TCP Port 23 The following is example output for the show server network command Network Information Node Name DHM0A2908 MAC Address 08 00 69 xx xx xx Circuit Timer ms 80 Protocols TCP IP The following is example output for the show server tcp command TCP IP Information IP Addr 128 1 000 000 Su...

Страница 78: ...nagement Viewing Port Statistics Internet Browser Interface The Hub Manager Internet browser screen displays hub port statistics Figure 5 1 shows an example Figure 5 1 Internet Browser Status Screen Fibre Channel Hub clickable panel diagram hub map ...

Страница 79: ... the port has not been administratively disabled for use Configured as Autobypass during LIP F8 is checked if the port has been configured to automatically bypass while it is streaming LIP F8 characters See Automatic LIP F8 Word Substitution and Bypass on page 12 in Chapter 1 for an explanation of LIP F8 Configured as AutoLIP Originate LIP F7 on insertion is checked if the port has been configured...

Страница 80: ...t Clicking reset counters at the lower left restarts these counters at 0 You can use this screen to change port configuration parameters by clicking Port Setup at the lower left the Port Setup screen for that port appears Figure 5 7 on page 69 shows an example Viewing Hub Statistics Internet Browser Interface To view information on the hub and the hub manager click Properties in the menu bar Figur...

Страница 81: ...ort Status Figure 5 2 or Digital Hub Properties screen Figure 5 3 click Help in the menu bar 2 In the help window that appears click Hub Manager Diagnostic Information Scroll down if necessary Figure 5 4 shows an example of the screen that is displayed Figure 5 4 Hub Manager Diagnostic Information Example ...

Страница 82: ...s Internet Browser Interface on page 67 Changing LIP F8 and LIP F7 Settings on page 71 Bypassing Ports Command Line Interface Note Bypassing a port disables access to the device connected to it perform any required steps to prevent loss of I O To use the command line interface to force bypass a port a user with administrator privilege enters Server change hub port port all bypass enable where port...

Страница 83: ... LIP F8 Word Substitution and Bypass on page 12 in Chapter 1 for information on the LIP F8 sequence Bypassing Ports Internet Browser Interface Note Bypassing a port disables access to the device connected to it perform any required steps to prevent loss of I O To use the Internet browser interface to force bypass a port follow these steps 1 Do one of the following In the hub map in any screen it a...

Страница 84: ...68 Chapter 5 Fibre Channel Hub Operation and Management Figure 5 5 Hub Port Selection All three methods display the Detailed Status screen for the port see Figure 5 6 Figure 5 6 Hub Port Status Screen ...

Страница 85: ... 5 7 Port Setup Example 3 To bypass the port click the top check box click Apply 4 At the user ID prompt that appears enter su at the password prompt enter system or the current password When a port is force bypassed its LED goes dark and its status changes in the Status screen When a port is bypassed because no device is cabled to it its LED is yellow ...

Страница 86: ... Hub Setup Figure 5 8 shows the Digital Hub Setup screen Figure 5 8 Bypassing Ports 2 Check one of the lower three check boxes depending on the type of bypass you want Click Apply to put the change into effect 3 At the user ID prompt that appears enter su at the password prompt enter system or the current password For information on LIP F8 and F7 see Changing LIP F8 and LIP F7 Settings on page 71 ...

Страница 87: ... the menu bar and then click Hub Setup see Figure 5 8 In this screen click check boxes as follows AutoBypass during LIP F8 automatically excludes the port from the loop while it is streaming LIP F8 characters which indicate that the attached device is not receiving a valid signal and reinsert it if it becomes stable again This box is checked on by factory default Three consecutive LIP F8 sequences...

Страница 88: ... equal to or less than the interval value This section explains how to display and change interval and threshold settings using the command line interface and the Internet browser interface in separate subsections Changing Interval and Threshold Settings Command Line Interface on page 72 Changing Interval and Threshold Settings Internet Browser Interface on page 73 Caution Changing these values fr...

Страница 89: ...e To use the Internet browser interface to change the autobypass sample count or autobypass threshold count click Setup in the menu bar and then click Hub Setup In the Digital Hub setup screen that appears click Hub Advanced Setup at the bottom of the screen see Figure 5 9 Figure 5 9 Choosing Hub Advanced Setup ...

Страница 90: ...ich can have disastrous consequences Do not change these values unless you have good reason to do so Setting both threshold and interval number to 1 disables automatic port bypass Renaming the Hub Manager The hub manager s name is used in certain commands and by host initiated connections This name must be different from all other hub names on the same local network Using the command line interfac...

Страница 91: ...Hub physical specifications Table A 1 Fibre Channel Hub Physical Specifications Specification Value Chassis dimensions Height 43 cm 1 7 in Width 36 8 cm 14 5 in Depth 22 2 cm 8 75 in Weight Net 1 8 kg 4 lb ANSI standard ANSI X3T11PH Bit rate 1 0625 gigabytes per second Voltage 90 240 VAC autosensing Power 65 W 50 60 Hz Operating temperature 0 C to 45 C 32 F to 113 F Storage temperature 10 C to 55 ...

Страница 92: ...1 shows Fibre Channel Hub DB 9 pinout Figure A 1 Fibre Channel Hub DB 9 Pinout Table A 2 lists Fibre Channel Hub copper connector specifications Table A 2 Copper Connector Specifications Pin Signal Direction 1 TX Output 2 MIA power supply VCC 3 Fault NC 4 Key NC 5 RX Input 6 TX Output 7 ODIS Output 8 MIA ground GND 9 RX Input Pin 5 RX Pin 6 TX Pin 8 Gnd Pin 9 RX Pin 7 Gnd Pin 4 Plugged key Pin 3 N...

Страница 93: ...al Description 1 DTR Data Terminal Ready 2 TXD Transmit Data 3 GND Ground 4 RXC Receive Data Common 5 RXD Receive Data 6 DSR Data Set Ready Table A 4 Fibre Channel Hub Factory Defaults Specification Value Passwords Administrator password system Remote login password access Hub manager name DHMxxxxxx where xxxxxx is the last six digits of the MAC address without the dashes Console port configuratio...

Страница 94: ...bypass port on LIP F8 detection Enabled LIP F7 on port insertion Enabled Interval 10 Threshold 7 HTTP connections Enabled Telnet connections Enabled Protocol TCP enabled Table A 4 continued Fibre Channel Hub Factory Defaults Specification Value ...

Страница 95: ... can be one or more port numbers separated by commas or spaces or a range such as 1 4 change hub port portnum all lipf8 enable disable Enables default or disables automatic bypass when the port generates a LIP F8 error sequence change hub threshold thresholdvalue Changes error threshold for automatically bypassing a port range 1 to 15 default 7 change port type ansi softcopy Specifies type of term...

Страница 96: ...ootP attempts IP address acquisition before attempting DHCP n is the number of broadcast requests if IP address is not known range 0 default to 7 to prevent an IP address being automatically assigned m is the number of broadcast attempts if digital hub IP address is known default is 0 temp enters the response in volatile memory only forcing automatic IP address assignment every time the hub is reb...

Страница 97: ...orts privileged status not required show server Displays configuration parameters for hub manager privileged status not required show server config Displays configuration for hub and hub manager privileged status not required show server network Displays configuration parameters for the hub manager privileged status not required show server tcp Displays TCP IP settings for the hub manager zero all...

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Страница 99: ...system administrator obtain IP address gateway and subnet IP address _________________________ Gateway __________________________ Subnet __________________________ Determining Hub Management on page 24 5 Set up the Fibre Channel Hub and cable it Chapter 3 6 Use console to set IP address Setting Up Local Communication With the Hub on page 37 7 If necessary change TCP IP parameters Changing TCP IP S...

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Страница 101: ... connecting 32 33 part numbers 10 cabling cascaded hubs 31 Ethernet port 30 fibre channel port 31 33 copper cables 32 fiber optic cables 32 33 limit 31 management port 30 routing space requirements 8 serial port 30 cascade 22 and hub address 22 cable 6 connecting 31 length 6 marketing code 6 limit 22 port numbering 22 CLI command summary 79 81 for setting up remote communication 40 command line in...

Страница 102: ...nagement 24 cabling 30 F factory defaults 77 feet 2 and rackmounting 28 attaching 28 fiber optic cabling connecting 32 33 tips cleaning 33 warning xiii 35 fibre channel port 5 6 LED 8 numbering 16 order 16 pinout 76 storage software and Fibre Channel Hub 1 Fibre Channel Rack 8 hub power cord 3 Fibre Channel RAID cabling limit 18 31 firmware 46 G gateway defining 45 47 graphical user interface conv...

Страница 103: ...51 52 LIP F7 13 changing setting 71 default 78 LIP F8 12 changing setting 71 default 78 logging in console terminal 38 55 Telnet 43 terminal emulation 39 logging out 55 login password 77 loop initialization procedure See LIP F7 LIP F8 M MAC address 24 assigning IP address to 40 location 24 management cabling 30 local requirements 24 setting up 37 39 planning 24 port cabling 30 remote requirements ...

Страница 104: ... segmented hub 22 order 16 pinout 76 See also cabling serial 5 6 power connector 5 6 cord attaching 29 for Fibre Channel Rack 3 standard 2 LED 7 activity at power on 34 35 ratings 25 75 privileged status obtaining 44 required for some commands 79 product support xvi protocol default 78 R rackmounting and feet 28 kit 8 marketing code 8 requirements 8 9 RARP setting 47 48 49 remote login password 77...

Страница 105: ... storage temperature 75 subnet changing mask 45 47 recommended 24 T TCP IP settings changing 44 48 technical support xvi Telnet connection disabling and enabling 50 number default 77 temperature operating 25 75 storage 75 threshold changing setting 72 74 default 78 V voltage 25 75 W weight 75 ...

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Страница 108: ...printing and binding Please send the title and part number of the document with your comments The part number for this document is 007 3722 001 Thank you Three Ways to Reach Us To send your comments by electronic mail use either of these addresses On the Internet techpubs sgi com For UUCP mail through any backbone site your_site sgi techpubs To fax your comments or annotated copies of manual pages...

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