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HP (Hewlett-Packard) 100BASE-TX manuale d’uso - BKManuals

HP (Hewlett-Packard) 100BASE-TX manuale d’uso

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Un buon manuale d’uso

Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso HP (Hewlett-Packard) 100BASE-TX. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica HP (Hewlett-Packard) 100BASE-TX o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.

Che cosa è il manuale d’uso?

La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso HP (Hewlett-Packard) 100BASE-TX descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso HP (Hewlett-Packard) 100BASE-TX dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo HP (Hewlett-Packard) 100BASE-TX
- nome del fabbricante e anno di fabbricazione HP (Hewlett-Packard) 100BASE-TX
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature HP (Hewlett-Packard) 100BASE-TX
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio HP (Hewlett-Packard) 100BASE-TX non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti HP (Hewlett-Packard) 100BASE-TX e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio HP (Hewlett-Packard) in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche HP (Hewlett-Packard) 100BASE-TX, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo HP (Hewlett-Packard) 100BASE-TX, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso HP (Hewlett-Packard) 100BASE-TX. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    Using Dual P ort 100Base-TX and Dual P ort W ide Ultra2 SCSI V ersion B.11.00.01 Manufacturing P art Number: E1099 U . S . A. © Copyright 1999 Hewlett-P ackard Company .[...]

  • Pagina 2

    2 Legal Notices The information in this document is subject to change without notice. Hewlett-P ackard makes no warranty of any kind with regard to this manual, including , but not limited to , the implied warranties of merchantability and fitness f or a particular purpose . Hewlett-P ackard shall not be held liable for errors contained herein or [...]

  • Pagina 3

    Contents iii 1. Installing and Configuring PCI 10/100 Base-TX Compatibility and Installation Requirements . . . . . . . . . . . . . . . . . . . . . 10 Manual Speed and Duplex Mode Configuration . . . . . . . . . . . . . . . . . . . 11 Autonegotiation and Autosensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 What Manuals are[...]

  • Pagina 4

    iv Contents 6. Troubleshooting 10/100Base-TX/9000 P erformance Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 Corrective Action . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Troubleshooting Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Pagina 5

    Contents v Cabling Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 Cable Lengths . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 Dual P ort 100Base-TX and Dual P ort Wide Ultra 2 SCSI Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Pagina 6

    vi Contents[...]

  • Pagina 7

    7 Preface The information in this manual is intended for network managers who install and administer 10/100Base-TX networks and Wide Ultra2 SCSI devices. It is assumed the reader is experienced with the basics of local and wide area networking and SCSI technology . This manual describes how to install, configure, and troubleshoot the 10/ 100Base-T[...]

  • Pagina 8

    8[...]

  • Pagina 9

    9 1 Installing and Configuring PCI 10/100 Base-TX This document contains information on the PCI 10/100Base-TX/9000 amd Wide Ultra2 SCSI cards for use with the 11.0 operating systems .[...]

  • Pagina 10

    10 Chapter 1 Installing and Configuring PCI 10/100 Base-TX Compatibility and Installation Requirements Compatibility and Installation Requirements F ollowing are the limits of the current PCI 10/100Base-TX/9000: • The PCI 10/100Base-TX/9000 ports support autonegotiation and autosensing . Y ou should not normally need to manually configure the s[...]

  • Pagina 11

    Chapter 1 11 Installing and Configuring PCI 10/100 Base-TX Manual Speed and Duplex Mode Configuration Manual Speed and Duplex Mode Configuration Because the PCI 10/100Base-TX/9000 LAN ports support autonegotiation, you should not normally need to manually set the duplex mode. Sometimes you ma y need to manually set the duplex mode of the card—[...]

  • Pagina 12

    12 Chapter 1 Installing and Configuring PCI 10/100 Base-TX Manual Speed and Duplex Mode Configuration T o manually set the duplex mode of the PCI ports, first ensure that your computer has the latest applicable patches installed as listed in the Required and Optional P atches section of this release note. T o list the current speed and duplex mo[...]

  • Pagina 13

    Chapter 1 13 Installing and Configuring PCI 10/100 Base-TX Manual Speed and Duplex Mode Configuration some switches may disable that switch port from doing autonegotiation. V erify that both the card and the switch port are operating in the same speed and duplex mode as desired. If you use manual configuration to change the card to a different s[...]

  • Pagina 14

    14 Chapter 1 Installing and Configuring PCI 10/100 Base-TX A utonegotiation and Autosensing Autonegotiation and Autosensing Autonegotiation is a mechanism defined in the IEEE 802.3u specification whereby devices sharing a link segment can exchange information and automatically configure themselves to operate at the highest capability mode share[...]

  • Pagina 15

    Chapter 1 15 Installing and Configuring PCI 10/100 Base-TX What Manuals are A vailable If a PCI 10/100Base-TX/9000 port is connected to a device, such as a switch, that is autonegotiating , the PCI card will autonegotiate with the device to mutually determine the highest possible speed and duplex settings between them. NO TE If a PCI 10/100Base-TX[...]

  • Pagina 16

    16 Chapter 1 Installing and Configuring PCI 10/100 Base-TX Software A vailability in Native Langua ges Software A vailability in Native Languages The commands used with this product are the ones supported by the Native Language Support Catalog of HP-UX.[...]

  • Pagina 17

    17 2 Configuring Network Connectivity Using SAM This chapter describes how to configure remote connectivity using SAM. It contains the following sections:[...]

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    18 Chapter 2 Configuring Network Connectivity Using SAM • Step 1: Configuring Network Connectivity • Step 2: Deleting a Default Gatewa y (Optional)[...]

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    Chapter 2 19 Configuring Network Connectivity Using SAM Step 1: Configuring Network Connectivity Step 1: Configuring Network Connectivity Y our system may not be able to communicate with other systems, for example, PCs , workstations , servers, etc ., until you configure system-to-system connections by adding an entry in hosts for the remote sy[...]

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    20 Chapter 2 Configuring Network Connectivity Using SAM Step 1: Configuring Network Connectivity Internet Addresses window . Proceed to step 5 if a gatewa y is not required for this remote connection. SAM displays fields for entering gatew ay information if a gatewa y is required for this remote system connection. Use the SAM online help system [...]

  • Pagina 21

    Chapter 2 21 Configuring Network Connectivity Using SAM Step 2: Deleting a Default Gatewa y Step 2: Deleting a Default Gateway T o delete a default gateway that you have added with SAM, do the following: 1. Enter the following command at the HP-UX prompt: route delete default gateway_hostname where gateway_hostname is the hostname of the default g[...]

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    22 Chapter 2 Configuring Network Connectivity Using SAM Step 2: Deleting a Default Gatewa y[...]

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    23 3 SCSI P arameter and T ermination Information[...]

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    24 Chapter 3 SCSI P arameter and T er mination Inf or mation Configuring SCSI P arameters Configuring SCSI P arameters In order to change the SCSI ID , the path for the card of interest must first be determined. Once the path is known, the SCSI ID may be changed. The example below lists the commands used to determine the path for the card of int[...]

  • Pagina 25

    Chapter 3 25 SCSI P arameter and T er mination Inf or mation SCSI T ermination Information P ath (dec) Initiator ID SCSI Rate Auto T erm ------------ -------------- ---------- --------------- . . 0/2/0/0 7 F ast ON . . . The SCSI bus speed (rate) can be changed as follows: - if at the Main Menu, type "ser" (to display service menu) - type[...]

  • Pagina 26

    26 Chapter 3 SCSI P arameter and T er mination Inf or mation SCSI T ermination Information[...]

  • Pagina 27

    27 4 T roubleshooting SCSI[...]

  • Pagina 28

    28 Chapter 4 T roubleshooting SCSI T r oubleshooting T roubleshooting The A5838A host bus adapter is a single field-replaceable unit (FR U) and does not contain any field-serviceable parts. T roubleshooting procedures described in this section are limited to verifying that the controller is operational and a v alid connection is established. Gene[...]

  • Pagina 29

    Chapter 4 29 T roubleshooting SCSI T r oubleshooting If diagnostics determine that the controller is defectiv e, you must replace it. Contact your local He wlett-Packard customer representati ve or call the HP Response Center . SCSI Bus Compatibility Use the SCSI command to ensure SCSI controller and SCSI device compatibility by displaying and sele[...]

  • Pagina 30

    30 Chapter 4 T roubleshooting SCSI T r oubleshooting SCSI Command Use the SCSI command to ensure SCSI controller and SCSI device compatibility by displaying and selecting SCSI bus parameters. The SCSI command is av ailable from the boot menu displayed after the test station has booted, provided autoboot is disabled. The SCSI parameters can be displ[...]

  • Pagina 31

    Chapter 4 31 T roubleshooting SCSI T r oubleshooting command: SCSI rate 5 2 PCI device /5.2 = fast scsi Display and Set SCSI IDs 1. Display the initiator (SCSI) IDs for all controllers, buses, and slots using the SCSI command. The follo wing example sho ws the SCSI ID for the controller on bus 5 slot 2. SCSI init 5 2 PCI device /5.2 = 7 Enter the c[...]

  • Pagina 32

    32 Chapter 4 T roubleshooting SCSI T r oubleshooting Contacting Y our HP Representative If the equipment is cov ered by an HP service contract, document the problem as a service request and forward it to your HP representati ve. Include the follo wing information where applicable: • Describe the problem, including the ev ents and symptoms leading[...]

  • Pagina 33

    Chapter 4 33 T roubleshooting SCSI T r oubleshooting • In the e vent of a system failure, obtain a full memory dump. If the directory /var/adm/crash exists, the HP-UX utility /sbin/savecor e automatically ex ecutes during reboot to sav e the memory dump. HP recommends that you create the /tmp/syscore directory after successfully installing this p[...]

  • Pagina 34

    34 Chapter 4 T roubleshooting SCSI T r oubleshooting If the equipment is not cov ered by an HP service contract, there may be a charge for time and materials. SCSI Sense Codes The follo wing example sho ws a typical SCSI error message. [+6708 72410001 002a9858 0:7] scsi disk: CHECK CONDITION on disk 0:6:5:0 Read of logical block 509856, count 128 d[...]

  • Pagina 35

    Chapter 4 35 T roubleshooting SCSI T r oubleshooting SCSI Status Codes SCSI Status Code Name 0x00 good 0x02 check condition 0x04 condition met 0x08 busy 0x10 intermediate 0x14 intermediate - condition met 0x18 reserv ation conflict 0x22 command terminated 0x28 queue full SCSI Sense K eys Sense K ey Name 0 no sense 0x1 recov ered error 0x2 not read[...]

  • Pagina 36

    36 Chapter 4 T roubleshooting SCSI T r oubleshooting 0xd volume o verflo w 0xe miscompare 0xf reserved SCSI Sense K eys (Continued) Sense Ke y Name SCSI Additional Sense and Qualifier Codes Additional Sense Code Qualifier Code Description 0x00 0x00 no additional sense information 0x00 0x01 filemark detected 0x00 0x02 end-of-partition/medium det[...]

  • Pagina 37

    Chapter 4 37 T roubleshooting SCSI T r oubleshooting 0x04 0x04 logical unit not ready , format in progress 0x05 0x00 logical unit does not respond to selection 0x06 0x00 reference position found 0x07 0x00 multiple peripheral devices selected 0x08 0x00 logical unit communication failure 0x08 0x01 logical unit communication time-out 0x08 0x02 logical[...]

  • Pagina 38

    38 Chapter 4 T roubleshooting SCSI T r oubleshooting 0x12 0x00 address mark not found for id field 0x13 0x00 address mark not found for data field 0x14 0x00 recorded entity not found 0x14 0x01 record not found 0x14 0x02 filemark or setmark not found 0x14 0x03 end-of-data not found 0x14 0x04 block sequence error 0x15 0x00 random positioning error[...]

  • Pagina 39

    Chapter 4 39 T roubleshooting SCSI T r oubleshooting 0x19 0x02 defect list error in primary list 0x19 0x03 defect list error in grown list 0x1a 0x00 parameter list length error 0x1b 0x00 synchronous data transfer error 0x1c 0x00 defect list not found 0x1c 0x01 primary defect list not found 0x1c 0x02 grown defect list not found 0x1d 0x00 miscompare [...]

  • Pagina 40

    40 Chapter 4 T roubleshooting SCSI T r oubleshooting 0x2f 0x00 commands cleared by another initiator 0x30 0x00 incompatible medium installed 0x30 0x01 cannot read medium - unknown format 0x30 0x02 cannot read medium - incompatible format 0x30 0x03 cleaning cartridge installed 0x31 0x00 medium format corrupted 0x32 0x00 no defect spare location av a[...]

  • Pagina 41

    Chapter 4 41 T roubleshooting SCSI T r oubleshooting 0x3e 0x00 logical unit has not self-configured yet 0x3f 0x00 target operating conditions ha ve changed 0x3f 0x01 microcode has been changed 0x3f 0x02 changed operating definition 0x3f 0x03 inquiry data has changed 0x40 0x00 ram failure 0x40 nn diagnostic failure on component nn 0x41 0x00 data p[...]

  • Pagina 42

    42 Chapter 4 T roubleshooting SCSI T r oubleshooting 0x55 0x00 system resource failure 0x56 0x00 reserved 0x57 0x00 unable to recov er table of contents 0x58 0x00 generation does not exist 0x59 0x00 updated block read 0x5A 0x00 operator request or state change input (unspecified) 0x5A 0x01 operator medium remov al request 0x5A 0x02 operator select[...]

  • Pagina 43

    Chapter 4 43 T roubleshooting SCSI T r oubleshooting 0x68 0x00 reserved 0x69 0x00 reserved 0x6A 0x00 reserved 0x6B 0x00 reserved 0x6C 0x00 reserved 0x6D 0x00 reserved 0x6E 0x00 reserved 0x6F 0x00 reserved SCSI Additional Sense and Qualifier Codes (Continued) Additional Sense Code Qualifier Code Description[...]

  • Pagina 44

    44 Chapter 4 T roubleshooting SCSI T r oubleshooting[...]

  • Pagina 45

    45 5 10/100Base-TX Resources In addition to this manual, use the following resources to maintain and administer PCI 10/100Base-TX/9000.[...]

  • Pagina 46

    46 Chapter 5 10/100Base-TX Resources HP-UX Manual Reference P ages HP-UX Manual Reference P ages While installing, configuring , or troubleshooting 10/100Base-TX, you may need to refer to any of the following online manual reference pages (man pages) for useful HP-UX operating system or 10/100Base-TX commands . T o display a man page , type the fo[...]

  • Pagina 47

    Chapter 5 47 10/100Base-TX Resources HP-UX Manual Reference P ages • swinstall(1M) loads software filesets onto 10.x systems . • swverify(1M) verifies software installation.[...]

  • Pagina 48

    48 Chapter 5 10/100Base-TX Resources Error Messa ges Error Messages PCI 10/100Base-TX comes with an online message catalog that is used to report networking problems. Y ou must use the nettl logging and tracing utility to display the probable cause and action for a message .[...]

  • Pagina 49

    Chapter 5 49 10/100Base-TX Resources Logging Messages Logging Messages HP 100Base-TX/9000 uses the nettl(1M) logging and tracing facility supplied with HP-UX. Y ou may access the logging and tracing utility using either the graphical user interface (GUI) version or the command line interface. F eatures of the GUI version, which are now a part of yo[...]

  • Pagina 50

    50 Chapter 5 10/100Base-TX Resources Logging Messages <6011> HP PCI 10/100Base-T driver detected bad cable connection between the adapter in slot 2 and the hub or switch. • T o examine just the log messages in the log file. netfmt -f /var/adm/nettl.LOG00 • T o check network logging and tracing status. nettl -status • T o start 10/100Ba[...]

  • Pagina 51

    Chapter 5 51 10/100Base-TX Resources Manual Installation and Configuration Manual Installation and Configuration If you want to manually install and configure your 10/100Base-TX/9000 product, refer to the detailed instructions in the Installing and Administering LAN/9000 Software manual. Y ou may need some of the following 10/100Base-TX/9000-spe[...]

  • Pagina 52

    52 Chapter 5 10/100Base-TX Resources Contacting Y our HP Representative Contacting Y our HP Representative If you have no service contract with HP , you may follow the procedure described below , but you will be billed accordingly for time and materials. If you have a service contract with HP , document the problem as a Service Request (SR) and for[...]

  • Pagina 53

    Chapter 5 53 10/100Base-TX Resources Contacting Y our HP Representative • Save all network log files . Make sure that ERROR and DISASTER log classes are enabled when log files are collected. Prepare the formatted output and a copy of the log file for your HP representative to further analyze. • Prepare a listing of the HP-UX I/O configurati[...]

  • Pagina 54

    54 Chapter 5 10/100Base-TX Resources Contacting Y our HP Representative[...]

  • Pagina 55

    55 6 T roubleshooting 10/100Base-TX/9000 This chapter provides guidelines for troubleshooting 10/100Base-TX. It contains the following sections:[...]

  • Pagina 56

    56 Chapter 6 T roubleshooting 10/100Base-TX/9000 • Troubleshooting Overview . • Diagnostic Flowcharts .[...]

  • Pagina 57

    Chapter 6 57 T roubleshooting 10/100Base-TX/9000 P erformance T roubleshooting P erformance T roubleshooting This section is intended to provide system administrators or advanced users with detailed information on how to troubleshoot performance related problems with the PCI 100BT product. Below , a few key terms are defined to help in understandi[...]

  • Pagina 58

    58 Chapter 6 T roubleshooting 10/100Base-TX/9000 P erformance T roubleshooting are in the transmit FIFO . While the current Transmit Threshold value allows the PCI 100BT product to achieve it's best performance, it also increases the probability of Transmit Underrun errors. A large number of Transmit Underrun errors (more than 1 out of every 1[...]

  • Pagina 59

    Chapter 6 59 T roubleshooting 10/100Base-TX/9000 P erformance T roubleshooting a TransmitThreshold of 1500 is conservative In all of the cases above after setting the Transmit Threshold mode as specified, the lanadmin command will echo the current speed of the interface as follows; this output may be ignored (output shown for 100 Mbits/s operation[...]

  • Pagina 60

    60 Chapter 6 T roubleshooting 10/100Base-TX/9000 T r oubleshooting Overview T roubleshooting Overview 10/100Base-TX problems can be caused by problems in a variety of hardware and softw are components. The problem impacting your system may originate in another part of the 10/100Base-TX network. As with any troubleshooting, a systematic approac h is[...]

  • Pagina 61

    Chapter 6 61 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Diagnostic Flowcharts Below is a summary of the types of network tests in the diagnostic flowcharts . F ollow the flowcharts in sequence beginning with flowchart 1. Continue sequentially through flowcharts 2, 3, 4, 5, 6, 7, 8, and 9, referring back to flowchart 1 ( ping ),[...]

  • Pagina 62

    62 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Transport Level Loopback T est: Checks roundtrip communication between Transport Layers on the source and target host using ARP A services telnet and ftp commands . Bridge/Gateway Loopback T est: Checks general network connections through a gatewa y .[...]

  • Pagina 63

    Chapter 6 63 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 1: Network Level Loopback T est Figure 6-1 Flowchart 1: Network Level Loopback T est 1 A C Execute: ping to remote host Network unreachable ? ping successful ? E Unknown host ? yes G No route to host ? yes Stop yes yes no no no no Correct BIND, YP or /etc/hosts confi[...]

  • Pagina 64

    64 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 1 Procedures A. Execute: ping to remote host. Using ping(1M) , send a message to the remote host to which you are having problems connecting. F or example: ping spiff B. ping successful? A message is printed to stdout for each ping packet returned by the remote host. [...]

  • Pagina 65

    Chapter 6 65 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 2: 10/100Base-TX Connections/LED T est Figure 6-2 Flowchart 2: 10/100Base-TX Connections/LED T est 2 Check: Power outlet 100 Mbit port LED=ON 10 Mbit port LED=OFF LED Display: Check status of T est Error Message ? Link LED = OFF ? B E no no on Screen (dmesg ouput) yes[...]

  • Pagina 66

    66 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 2 Procedures A. Check P ower outlet. Ensure the power cord is plugged in to a live outlet. B. T est Error Message on Screen? At the HP-UX prompt, type the dmesg command, and look for an error message. Does the dmesg output show an error message from btlan? If not, go [...]

  • Pagina 67

    Chapter 6 67 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 3: Configuration T est Figure 6-3 Flowchart 3: Configuration T est 3 A Execute: lanscan Is your interface displayed B 5 yes yes V erify or edit /stand/system Regen kernel. Run ioscan Is driv er in kernel Reboot the system E H no yes -f ? ? Hardware up ? C D Check ha[...]

  • Pagina 68

    68 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 3 Procedures NO TE Check that your 10/100Base-TX connectors to the card and hub (or w all plug) are fully connected before beginning this flowchart. A. Execute: lanscan. Enter the lanscan command to display information about LAN cards that are successfully bound to t[...]

  • Pagina 69

    Chapter 6 69 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts similar to the following will be displayed:[...]

  • Pagina 70

    70 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Class I H/W Path Driver S/W State H/W Type Description ======================================================================== bc 0 root CLAIMED BUS_NEXUS bc 1 8 ccio CLAIMED BUS_NEXUS I/O Adapter bc 2 10 ccio CLAIMED BUS_NEXUS I/O Adapter ext_bus 0 10/0 c720 CLAIMED INTERFACE[...]

  • Pagina 71

    Chapter 6 71 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts E. Is driver in kernel? If the driver has not been generated into the kernel, ioscan output will be: The class and driver fields alone will indicate “unknown” status if the kernel has not been generated. If the driver has not been generated, continue to step H. If the driv[...]

  • Pagina 72

    72 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 4: Configuration T est Figure 6-4 Flowchart 4: Configuration T est no Problem solved ? Execute: netfmt A B C D E yes no 4 Execute: lanadmin Select LAN from Menu F Select NMID command and enter 10/100 Base-TX nmid Check causes and actions on display in the formatted [...]

  • Pagina 73

    Chapter 6 73 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 4 Procedures A. Execute: netfmt. Use the netfmt command to view log data (error and disaster messages). An example command is shown below . netfmt -v -f /var/adm/nettl.LOG00 | more B. Check causes and actions on display in the formatted log output. Use the time stamp [...]

  • Pagina 74

    74 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 4A: Configuration T est Figure 6-5 Flowchart 4A: Configuration T est Flowchart 4A Procedures A. Execute: netfmt. Use the netfmt command to view log data (error and disaster messages). An example netfmt command is shown below: netfmt -v -f /var/adm/nettl.LOG00 | more[...]

  • Pagina 75

    Chapter 6 75 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts 10/100Base-TX information. C. Problem solved. If yes , go to flowchart 1. If not, contact your HP representative.[...]

  • Pagina 76

    76 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 5: Configuration T est Figure 6-6 Flowchart 5: Configuration T est Flowchart 5 Procedures A. Execute: ifconfig <interface> <IP address> up. : ifconfig successful ? 5 Add ifconfig command to ? ifconfig entry in /etc/rc.config.d/netconf Execute: ifcon[...]

  • Pagina 77

    Chapter 6 77 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Execute ifconfig on the interface you want to configure in order to ensure that the interface is enabled. F or example, to configure the 10/100Base-TX interface lan1 , enter: ifconfig lan1 192.6.1.17 up F or more examples of the ifconfig command, refer to the ifconfig(1M) [...]

  • Pagina 78

    78 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts I. Add ifconfig command to /etc/rc.config.d/netconf file. Add the ifconfig command to /etc/rc .config .d/netconf , and reboot . F or more information, refer to the ifconfig(1M) online man page. Go to flowchart 1 to verify that the problem has been solved.[...]

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    Chapter 6 79 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 6: Network Level Loopback T est Figure 6-7 Flowchart 6: Network Level Loopback T est 6 A D Entry complete ? yes Bring up remote host yes no no E B Remote host up ? yes no Use arp to complete entry F ping local host Host entry in ARP ? cache C 1 1 1[...]

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    80 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 6 Procedures A. Host entry in ARP cache? Using arp , check that an entry exists for the remote host in your system's ARP cache . F or example: arp spiff B. Remote host up? If there is no ARP cache entry for the remote host, first check that the remote host is up[...]

  • Pagina 81

    Chapter 6 81 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 7: Link Level Loopback T est Figure 6-8 Flowchart 7: Link Level Loopback T est 7 C Loopback F AILED: Address has bad Loopback F AILED: E Loopback F AILED Not an individual Correct the link H linkloop ? no Check remote host’ s connectivity to successful D F I G Choos[...]

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    82 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 7 Procedures A. Execute: linkloop to remote host. Enter the NMID of your 10/100Base-TX card and link level address (station address) of the remote host in hexadecimal form (preceded by “0x”). Execute lanscan (1M) on the local system to find the NMID and obtain th[...]

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    Chapter 6 83 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts flowchart 1 to verify configuration of the remote host.[...]

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    84 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 8: Transport Level Loopback T est (using ARP A) Figure 6-9 Flowchart 8: T ransport Level Loopback T est (using ARP A) 8 B D Successful ? Call HP no F Network congested ? no no yes C Execute: ftp to Successful ? A Execute: telnet to Stop yes Call HP yes E TCP not con?[...]

  • Pagina 85

    Chapter 6 85 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 8 Procedures A. Execute: telnet to remote host. Try to establish a telnet connection to the remote host. B. Successful? If your telnet attempt was successful, stop. The connection is o .k. through the Transport Layer (OSI Layer 4). C. Execute: ftp to remote host. Unli[...]

  • Pagina 86

    86 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts Flowchart 9: Bridge/Gateway Loopback T est Figure 6-10 Flowchart 9: Bridge and Gateway Loopback T est 9 F Non-HP 9000 or Configure interface G If HP 9000 up Network ? interface up I ex ecute: ifconfig on gatew ay host A Execute: ping from known good host B Successful ? yes no[...]

  • Pagina 87

    Chapter 6 87 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 9 Procedures A. Execute: ping from known good host through gateway to known good remote host. This will test gatewa y connectivity to the remote network. B. Successful? If the executing ping returned successfully , the problem may exist in the routing table for the pr[...]

  • Pagina 88

    88 Chapter 6 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc harts gatewa y .[...]

  • Pagina 89

    89 A 10/100Base-TX Interface Card Statistics[...]

  • Pagina 90

    90 Appendix A 10/100Base-TX Interf ace Card Statistics LAN Interface Status Display LAN Interface Status Display This appendix contains descriptions of the RFC 1213 MIB II statistics fields for LAN interface cards which are displayed on the screen with the display command in lanadmin LAN Interface T est Mode . A description of each field follows [...]

  • Pagina 91

    Appendix A 91 10/100Base-TX Interf ace Card Statistics LAN Interface Status Display Deferred Transmissions = 0 Late Collisions = 0 Excessive Collisions = 0 Internal MAC Transmit Errors = 0 Carrier Sense Errors = 0 Frames Too Long = 0 Internal MAC Receive Errors = 0[...]

  • Pagina 92

    92 Appendix A 10/100Base-TX Interf ace Card Statistics RFC 1213 MIB II RFC 1213 MIB II F or more detailed information about the fields described below , refer to RFC 1213. Field Description Network Management ID A unique ID assigned by the system for the network management of each network interface. Description A textual string containing informat[...]

  • Pagina 93

    Appendix A 93 10/100Base-TX Interf ace Card Statistics RFC 1213 MIB II Operation Status The current operational state of the interface. This value is the same as the hardware status displa yed by lanscan(1M) . It will have one of the following values . Last Change The value of SysUpTime at the time the interface entered its current operational stat[...]

  • Pagina 94

    94 Appendix A 10/100Base-TX Interf ace Card Statistics RFC 1213 MIB II Outbound Non-Unicast P ackets The total number of packets that higher -level protocols requested be transmitted to a non-unicast (a subnetwork-broadcast or subnetwork-multicast) address, inc luding those that were discarded or not sent. Outbound Discards The number of outbound p[...]

  • Pagina 95

    Appendix A 95 10/100Base-TX Interf ace Card Statistics RFC 1284 Ethernet-Like Interface Statistics RFC 1284 Ethernet-Like Interface Statistics Field Description Index A value that uniquely identifies an interface to an 802.3 medium. Alignment Errors A count of frames received on a particular interface that are not an integral number of octets in l[...]

  • Pagina 96

    96 Appendix A 10/100Base-TX Interf ace Card Statistics RFC 1284 Ethernet-Like Interface Statistics condition was lost or never asserted when attempting to transmit a frame on a particular interface. Frames T oo Long A count of frames received on a particular interface that exceed the maximum permitted framer size. Internal MAC Receive Errors A coun[...]

  • Pagina 97

    Appendix A 97 10/100Base-TX Interf ace Card Statistics Create a Record or Map of Y our Internetwork Create a Record or Map of Y our Internetwork Be sure to create or update a record of your network and internetwork before attempting 10/100Base-TX installation. Y ou may wish to create a map showing how pieces of your internetwork are related. Y our [...]

  • Pagina 98

    98 Appendix A 10/100Base-TX Interf ace Card Statistics Create a Record or Map of Y our Internetwork[...]

  • Pagina 99

    99 B Hardware Reference Information This appendix contains information about the card LEDs, cabling specifications and card specifications.[...]

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    100 Appendix B Hardware Ref erence Inf or mation Basic T roub leshooting Tips Basic T roubleshooting Tips Listed below are some tips on troubleshooting common hardware problems . Refer to this information when you are trying to identify 10/100Base-TX hardware problems . • Check the network cables . Make sure the network cable connections are secu[...]

  • Pagina 101

    Appendix B 101 Hardware Ref erence Inf or mation Connector Information Connector Information This section includes pin usage information for the RJ-45 twisted pair connector . Connectors on LAN adapters adhere to appropriate standards agreed upon by various standards bodies and are widely available . Incorrectly wired or installed cabling is the mo[...]

  • Pagina 102

    102 Appendix B Hardware Ref erence Inf or mation Connector Information Figure B-1 Pin Layout of RJ-45 Connector on PCI Card A vailable HP Cables: • HP 92268A - 4 meter with attached 8-pin connectors . • HP92268B - 8-meter with attached 8-pin connectors . • HP 92268C - 16-meter with attached 8-pin connectors . • HP 92268D - 32-meter with att[...]

  • Pagina 103

    Appendix B 103 Hardware Ref erence Inf or mation Connector Information A vailable HP Cables: • HP 92268A - 4 meter with attached 8-pin connectors . • HP92268B - 8-meter with attached 8-pin connectors . • HP 92268C - 16-meter with attached 8-pin connectors . • HP 92268D - 32-meter with attached 8-pin connectors . • HP 92268N- 300-meter (no[...]

  • Pagina 104

    104 Appendix B Hardware Ref erence Inf or mation Cabling Inf ormation Cabling Information Connectors on LAN adapters adhere to appropriate standards agreed upon by various standards bodies and are widely available . Incorrectly wired or installed cabling is the most common cause of communications problems for local area networks. HP recommends that[...]

  • Pagina 105

    Appendix B 105 Hardware Ref erence Inf or mation Dual P ort 100Base-TX and Dual Port Wide Ultra 2 SCSI Specifications Dual P ort 100Base-TX and Dual P ort W ide Ultra 2 SCSI Specifications A5838A Specifications Physical Electrical Environmental T emperature Degrees F = (1.8 x Degrees C) + 32 Humidity Altitude Electromagnetic Compatibility F or c[...]

  • Pagina 106

    106 Appendix B Hardware Ref erence Inf or mation Dual P ort 100Base-TX and Dual Port Wide Ultra 2 SCSI Specifications Cable Interfaces • The 10/100Base-TX ports are compatible with IEEE 802.3u standard and use RJ-45 connectors. Communications Standards • The physical layer of IEEE 802.3ustandard supports Cat 5 or Cat 5E UTP cables .[...]

  • Pagina 107

    107 C Hardware Regulatory Statements This section contains hardware regulatory statements for the Dual P ort 100Base-TX and Dual P ort Ultra2 SCSI product used in the United States, Canada, and the European community . Refer to your Dual P ort 100Base-TX and Dual P ort Ultra2 SCSI Quick Installation card for product installation instructions.[...]

  • Pagina 108

    108 Appendix C Hardware Regulatory Statements FCC Statement (For U .S.A.) FCC Statement (F or U .S .A.) F ederal Communications Commission Radio Frequency Interference Statement W ARNING This device complies with P art 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference and ([...]

  • Pagina 109

    Appendix C 109 Hardware Regulatory Statements EMI Statement (European Comm unity) EMI Statement (European Community) NO TE This is a Class A product. In a domestic environment, this product may cause radio interference, in whic h case you may be required to take adequate measures . Declaration of Conformity: The following Declaration of Conformity [...]

  • Pagina 110

    110 Appendix C Hardware Regulatory Statements EMI Statement (European Comm unity)[...]

  • Pagina 111

    111 Glossary 10Base-T: A 10 Mbit/s communication method specified in the IEEE 802.3u-1995 standard. 100Base-T: A 100 Mbit/s communication method specified in the IEEE 802.3u-1995 standard. The official name for F ast Ethernet. 100Base-TX: A specific implementation of 100Base-T designed to operate over Category 5 UTP cabling. Address: A specifi[...]

  • Pagina 112

    112 used to transmit data, status, and control signals . EISA, PCI, and SCSI are examples of buses. Bus Mastering A high-performance way to transfer data. The host adapter controls the transfer of data directly to and from system memory without bothering the computer’ s microprocessor . This is the fastest way for multi-tasking operating systems [...]

  • Pagina 113

    113 message communications to STREAMS-based network interface drivers. DMA (direct memory access) A method of moving data from a storage device directly to RAM, without using the CPU’ s resources. DMA Bus Master A feature that allows a peripheral to control the flo w of data to and from system memory by blocks, as opposed to PIO (Programmed I/O)[...]

  • Pagina 114

    114 networks whereby data can flow in only one direction at a time across the multiple wire pairs of a physical link. Hard Disk A rigid disk permanently sealed into a drive cartridge. A hard disk can store very lar ge amounts of information. Hardware P ath: An identifier assigned by the system according to the physical location (slot) of the card[...]

  • Pagina 115

    115 Internet Address: The network address of a computer node. This address identifies both which network the host is on and which host it is . Refer to the Installing and Administering LAN/9000 Software manual for detailed information about network addressing. IP Address: See Internet Address glossary entry . IRQ (interrupt request channel) A path[...]

  • Pagina 116

    116 Major Number: Unique value that identifies an individual hardware device.The number for the 10/100Base-TX card floats . Maximum Transmission Unit (MTU). Largest amount of data that can be transmitted through that interface. This value does not include the LLC or MAC headers. MByte (megabyte) A measure of computer storage equal to 1024 kilobyt[...]

  • Pagina 117

    117 P acket: A sequence of binary digits that is transmitted as a unit in a computer network. A packet usually contains control information plus data. P arity Checking A way to verify the accurac y of data transmitted over the SCSI bus. One bit in the transfer is used to mak e the sum of all the 1 bits either odd or e ven (for odd or e ven parity).[...]

  • Pagina 118

    118 lost when the computer is turned off. RISC Core Symbios SCSI chips contain a RISC (Reduced Instruction Set Computer) processor , programmed through microcode scripts. RJ-45: The name for the connector type used with UTP cabling. ROM (Read-Only Memory) Memory from which information can be read but not changed. The contents of R OM are not erased[...]

  • Pagina 119

    119 which share the same network address space . Refer to the Installing and Administering LAN/9000 Software manual for detailed information about subnetworks and subnet addressing. Subnet mask: A 32-bit mask which, when AND'd with an internet address , determines a subnetwork address. When the internet address is AND'd with the subnet ma[...]

  • Pagina 120

    120 consisting of pairs of wires twisted together without an electrically shielding jacket. VCCI V oluntary Control Council for Interference. VHDCI V ery High Density Cable Interconnect. Wide SCSI A SCSI-2 feature allo wing 16 or 32-bit transfers on the SCSI bus. This dramatically increases the transfer rate ov er the standard 8-bit SCSI bus. Wide [...]