Manuale d’uso / di manutenzione del prodotto HP-PB 10 del fabbricante HP (Hewlett-Packard)
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Using HP-PB 10/100Base-TX/9000 HP 9000 Networking Manufacturing P art Number: J2760-90017 E0699 U .S .A. © Copyright 1999, Hewlett-P ackard Company ..
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 .
3 California. ©copyright 1980, 1984, 1986 Novell, Inc. ©copyright 1986-1992 Sun Microsystems, Inc . ©copyright 1985-86, 1988 Massachusetts Institute of T echnology . ©copyright 1989-93 The Open Software F oundation, Inc . ©copyright 1986 Digital Equipment Corporation.
4.
Contents 5 1. Installing and Configuring 10/100Base-TX/9000 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Announcements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6 Contents 3. 100Base-TX Resources HP-UX Manual Reference P ages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Logging Messages .
Contents 7 A. 10/100Base-TX Interface Card Statistics RFC 1213 MIB II . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 RFC 1284 Ethernet-Like Interface Statistics . . . . . . . . . . . . . . . . . . . . . 91 Create a Record or Map of Y our Internetwork .
8 Contents.
9 1 Installing and Configuring 10/100Base-TX/9000.
10 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Introduction Introduction The HP-PB 10/100Base-TX/9000 product provides the means for interfacing various types of HP 9000 Series 800 computers to either a 10Base-T or 100Base-TX network. Refer to the Release Notes for the list of supported systems.
Chapter 1 11 Installing and Configuring 10/100Base-TX/9000 Required and Optional P atches Required and Optional P atches The following patches are required in order to use the HP-PB 10/100Base-TX/9000 card: Server • PHNE_17113—a patch for lanadmin changes on HP-UX 11.
12 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Compatibility and Installation Requirements Compatibility and Installation Requirements F ollowing are the compatibility requirements of the HP-PB 10/100Base-TX/9000: • The HP-PB 10/100Base-TX/9000 card supports autonegotiation and autosensing .
Chapter 1 13 Installing and Configuring 10/100Base-TX/9000 Compatibility and Installation Requirements Manual Speed and Duplex Mode Configuration Because the HP-PB 10/100Base-TX/9000 card supports autonegotiation, you should not normally need to manually set the duplex mode.
14 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Compatibility and Installation Requirements T o list the current speed and duplex mode of the HP-PB 10/100Base-TX/9000 card, use the -x option (NOTE: lowercase x ) of the lanadmin command.
Chapter 1 15 Installing and Configuring 10/100Base-TX/9000 Compatibility and Installation Requirements Manually configuring the speed or duplex setting of a switch port on some switches may disable that switch port from doing autonegotiation.
16 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Compatibility and Installation Requirements Autonegotiation and Autosensing Autonegotiation is a mechanism defined in the IEEE 802.
Chapter 1 17 Installing and Configuring 10/100Base-TX/9000 Known Pr oblems and W orkarounds a switch, that is autonegotiating , the HP-PB card will autonegotiate with the device to mutually determine the highest possible speed and duplex settings between them.
18 Chapter 1 Installing and Configuring 10/100Base-TX/9000 What Manuals are A vailable What Manuals are A vailable The following documents summarize installation, configuration, verification and troubleshooting of the HP-PB 10/100Base-TX/9000 LAN link: • HP-PB 10/100Base-TX/9000 Quick Installation • Using HP-PB 10/100Base-TX/9000.
Chapter 1 19 Installing and Configuring 10/100Base-TX/9000 Overview of Installation Steps Overview of Installation Steps NO TE The HP 9000 10/100Base-TX/9000 Quick Installation guide lists the steps required to install your 10/100Base-TX/9000 hardware and software .
20 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Step 1: Check the 10/100Base-TX Installation Prerequisites Step 1: Check the 10/100Base-TX Installation Prerequisites NO TE The 10/100Base-TX card is a combination card that allows you to connect to a 10Mbit/s 10Base-T or 100 Mbit/s 100Base-TX network.
Chapter 1 21 Installing and Configuring 10/100Base-TX/9000 Step 1: Check the 10/100Base-TX Installation Prerequisites shown in “T able 1: 10/100Base-TX/9000 Card Summary . ” *The speed configuration of the 10/100Base-TX card is determined by the speed setting of the hub or switch port to which the card is connected.
22 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Step 2: Loading 10/100Base-TX Software Step 2: Loading 10/100Base-TX Software F ollow the steps below to load 10/100Base-TX /9000 software using the HP-UX swinstall program. 1. Log in as root .
Chapter 1 23 Installing and Configuring 10/100Base-TX/9000 Step 2: Loading 10/100Base-TX Software 11. When the system reboots , check that the swinstall log file in tail /var/adm/sw/swagent.log to make sure the installation was successful. Use the tail command to locate the 10/100Base-TX software .
24 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Step 3: Access the System Card Ba y Step 3: Access the System Card Bay NO TE The HP-PB 10/100Base-TX card is not for use on a personal computer (PC).
Chapter 1 25 Installing and Configuring 10/100Base-TX/9000 Step 4: Install the 10/100Base-TX Card Step 4: Install the 10/100Base-TX Card F ollow the steps below to install the 10/100Base-TX card. 1. Grasp the card by its edges or faceplate with both hands.
26 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Step 5: Attach the System to the Netw ork Step 5: Attach the System to the Network F ollow the steps below to attach the system to the network. 1. Attach the 8-pin RJ-45 plug on your twisted-pair LAN cable into the RJ-45 10/100 Mbit/s connector on the card.
Chapter 1 27 Installing and Configuring 10/100Base-TX/9000 Step 5: Attach the System to the Netw ork 6, Configure the 10/100Base-TX Link” to configure the card.
28 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Step 5: Attach the System to the Netw ork number by 4. F or example 10/4 specifies that the HP-PB card is located in bus converter 10, slot number 1.
Chapter 1 29 Installing and Configuring 10/100Base-TX/9000 Step 6: Configure the 10/100Base-TX Link Step 6: Configure the 10/100Base-TX Link NO TE Make sure the 10/100Base-TX card and software are installed in the system before you use SAM to configure the software .
30 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Step 6: Configure the 10/100Base-TX Link 5. V erify that the hardw are path is correct for your 10/100Base-TX card. The slot number specified in the hardware path should be the backplane slot number of the 10/100Base-TX card multiplied by 4.
Chapter 1 31 Installing and Configuring 10/100Base-TX/9000 Step 6: Configure the 10/100Base-TX Link address and the Internet broadcast address. Activate the SAM online help for additional information on these options. 7. Activate the OK button at the Configure LAN Card window to enable your 10/100Base-TX card.
32 Chapter 1 Installing and Configuring 10/100Base-TX/9000 Step 7: V erifying the Installation Step 7: V erifying the Installation Once your 10/100Base-TX/9000 software is installed, fully configured and running , you should run the following commands to verify 10/100Base-TX hardware and softw are installation.
Chapter 1 33 Installing and Configuring 10/100Base-TX/9000 Step 7: V erifying the Installation display T o exit the utility , enter: quit Refer to appendix A for a description of the lanadmin display fields .
34 Chapter 1 Installing and Configuring 10/100Base-TX/9000 What Happens During Card Initialization Sequence? What Happens During Card Initialization Sequence? F ollowing is an overview of the initial.
35 2 Configuring Network Connectivity Using SAM This chapter describes how to configure remote connectivity using SAM. It contains the following sections:.
36 Chapter 2 Configuring Network Connectivity Using SAM • Step 1: Configuring Network Connectivity • Step 2: Deleting a Default Gatewa y (Optional).
Chapter 2 37 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.
38 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 gatew ay is required for this remote system connection.
Chapter 2 39 Configuring Network Connectivity Using SAM Step 2: Deleting a Default Gatewa y Step 2: Deleting a Default Gateway T o delete a default gatewa y that you have added with SAM, do the following: 1.
40 Chapter 2 Configuring Network Connectivity Using SAM Step 2: Deleting a Default Gatewa y.
41 3 100Base-TX Resources In addition to this manual, use the following resources to maintain and administer HP-PB 10/100Base-TX/9000..
42 Chapter 3 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 .
Chapter 3 43 100Base-TX Resources HP-UX Manual Reference P ages • swinstall(1M) loads software filesets onto HP-UX-based systems . • swverify(1M) verifies software installation.
44 Chapter 3 100Base-TX Resources Error Messa ges Error Messages HP-PB 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 .
Chapter 3 45 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.
46 Chapter 3 100Base-TX Resources Logging Messages 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 .
Chapter 3 47 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.
48 Chapter 3 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.
Chapter 3 49 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.
50 Chapter 3 100Base-TX Resources Contacting Y our HP Representative.
51 4 T roubleshooting 10/100Base-TX/9000 This chapter provides guidelines for troubleshooting 10/100Base-TX. It contains the following sections:.
52 Chapter 4 T roubleshooting 10/100Base-TX/9000 • Troubleshooting Overview . • Diagnostic Flowcharts ..
Chapter 4 53 T roubleshooting 10/100Base-TX/9000 T roubleshooting 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.
54 Chapter 4 T roubleshooting 10/100Base-TX/9000 T roubleshooting Overview The card LEDs are okay , b ut you can’t communicate with other systems. If the card LEDs appear to be okay: 1) V erify that the cable being used complies with the IEEE 802.3u-1995 standard.
Chapter 4 55 T roubleshooting 10/100Base-TX/9000 T roubleshooting Overview In the following HP-PB 10/100Base-TX LED Matrix: X = LED ON, and O = Flashing HP-PB 10/100Base-TX LED Matrix Po wer 10 100 Link Activity T est Description X Improperly seated card or defectiv e card.
56 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Diagnostic Flowcharts Below is a summary of the types of network tests in the diagnostic flowcharts .
Chapter 4 57 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts 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 .
58 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 1: Network Level Loopback T est Figure 4-1 1 A C Execute: ping to remote host Network unreachable ? ping successful ?.
Chapter 4 59 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts 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.
60 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 2: 10/100Base-TX Connections/LED T est Figure 4-2 2 Check: Power outlet D T est LED = ON 100 Mbit port LED=ON 10 Mbit port LED=OFF LED Display: ? Check status of T est Error Message ? Link LED = OFF ? B E H yes no no no LEDs on Screen (dmesg ouput) Reset card.
Chapter 4 61 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 2 Procedures A. Check T est LED . Chec k the on/off pattern of the three LEDs on the hardware card and make a note of it. Refer to the LED matrix at the beginning of this chapter for interpretation of the LED patterns .
62 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 2a: 10/100Base-TX Connections/LED T est Figure 4-3 2a 100 Mbit port LED=ON 10 Mbit port LED=OFF LED Display: Does link speed match ? Is either 1 0 Mbit or 100 Mbit LED=ON ? I K O no yes yes yes what you expect 3 no Check connection to hub 1 or switch.
Chapter 4 63 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 2a Procedures I. Either 10 Mbit or 100 Mbit LED = ON? If yes , go to step K. J. If either 10 Mbit or 100 Mbit LED = OFF , check connection to hub or switch. Reset card according to Steps D through G in Flowchart 4.
64 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 3: Configuration T est Figure 4-4 3 A Execute: lanscan Is your interface displayed B 5 yes yes V erify or edit /stand/system Regen kernel.
Chapter 4 65 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 3 Procedures NO TE Check that your 10/100Base-TX connectors to the card and hub (or wall plug) are fully connected before beginning this flowchart. A. Execute: lanscan.
66 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts E. Is driver in kernel? If the driver has not been generated into the kernel, ioscan output will be: Class I H/W Path Driver S/.
Chapter 4 67 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts 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 driver is in the kernel, go to step G .
68 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 4: Configuration T est Figure 4-5 no Problem solved ? Execute: netfmt A B C D E yes no 4 Execute: lanadmin Select LA.
Chapter 4 69 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.
70 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 4A: Configuration T est Figure 4-6 Execute: netfmt A B 4A Check causes an d actions on display in the formatted log .
Chapter 4 71 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts 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.
72 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 5: Configuration T est Figure 4-7 : ifconfig successful ? 5 Add ifconfig command to ? ifconfig entry in /etc/rc.config.d/netconf Execute: ifconfig <interface > ? 5 Execute ifconfig <interface> .
Chapter 4 73 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 5 Procedures A. Execute: ifconfig <interface> <IP address> up. Execute ifconfig on the interface you want to configure in order to ensure that the interface is enabled.
74 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts ifconfig entry in /etc/rc.config.d/netconf? Check that there is an entry in the /etc/rc.config .d/netconf file for your 10/100Base-TX card. I. Add ifconfig command to /etc/rc.
Chapter 4 75 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 6: Network Level Loopback T est Figure 4-8 6 A D Entry complete ? yes Bring up remote host yes no no E B Remote host u.
76 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 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 .
Chapter 4 77 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts Flowchart 7: Link Level Loopback T est Figure 4-9 7 C Loopback F AILED: Address has bad Loopback F AILED: E Loopback F AILED Not.
78 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 7 Procedures A. Execute: linkloop to remote host. Enter the PP A (NMID) of your 10/100Base-TX card and link level address (station address) of the remote host in hexadecimal form (preceded by “0x”).
Chapter 4 79 T roubleshooting 10/100Base-TX/9000 Diagnostic Flo wcharts correctly and that its network interface is up. If necessary , use flowchart 1 to verify configuration of the remote host.
80 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 8: Transport Level Loopback T est (using ARP A) Figure 4-10 8 B D Successful ? Call HP no F Network congested ? no no.
Chapter 4 81 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 .
82 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts Flowchart 9: Bridge/Gateway Loopback T est Figure 4-11 9 F Non-HP 9000 or Configure interface G If HP 9000 up Network ? interf.
Chapter 4 83 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.
84 Chapter 4 T roubleshooting 10/100Base-TX/9000 Diagnostic Flowc har ts gatewa y ..
85 A 10/100Base-TX Interface Card Statistics This appendix contains descriptions of the RFC 1213 MIB II statistics fields for LAN interface cards which are displayed on the screen with the.
86 Appendix A 10/100Base-TX Interf ace Card Statistics display command in lanadmin LAN Interface T est Mode. A description of each field follows the display .
Appendix A 87 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.
88 Appendix A 10/100Base-TX Interf ace Card Statistics RFC 1213 MIB II Administration Status The desired state of the interface. This parameter is set to up(1) and is not configurable. It will ha ve one of the following values: Operation Status The current operational state of the interface.
Appendix A 89 10/100Base-TX Interf ace Card Statistics RFC 1213 MIB II subnetwork-multicast) packets delivered to a higher -layer protocol. Inbound Discards The number of inbound packets that were discarded even though no errors had been detected, to prevent their being delivered to a higher -layer protocol.
90 Appendix A 10/100Base-TX Interf ace Card Statistics RFC 1213 MIB II space. Outbound Errors The number of outbound packets that could not be transmitted because of errors.
Appendix A 91 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.
92 Appendix A 10/100Base-TX Interf ace Card Statistics RFC 1284 Ethernet-Like Interface Statistics A couple of frames for which transmission on a particular interface fails due to excessive collisions in 10-Base-T mode. F or 100Base-TX mode , excessive collisions indicate the number of packets dropped.
Appendix A 93 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.
94 Appendix A 10/100Base-TX Interf ace Card Statistics Create a Record or Map of Y our Internetwork.
95 B Hardware Reference Information This appendix contains information about the card LEDs, cabling specifications and card specifications..
96 Appendix B Hardware Ref erence Information Basic T roubleshooting 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 .
Appendix B 97 Hardware Ref erence Information Basic T roubleshooting Tips if the T est LED is ON , this indicates a fault. The possible causes of a fault condition could be: • Defective cable • Ca.
98 Appendix B Hardware Ref erence Information Meaning of LEDs Meaning of LEDs F ollowing is a summary of the purpose of the front-panel LEDs. If this LED is ON... It means this ... Po wer The card’ s power is on. T est The card has not passed its initialization sequence.
Appendix B 99 Hardware Ref erence Information 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 .
100 Appendix B Hardware Ref erence Information Connector Information Figure B-3 Pin Layout of RJ-45 Connector on HP-PB Card A vailable HP Cables: • HP 92268A - 4 meter with attached 8-pin connectors . • HP92268B - 8-meter with attached 8-pin connectors .
Appendix B 101 Hardware Ref erence Information 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 .
102 Appendix B Hardware Ref erence Information HP-PB 10/100Base-TX Card HP-PB 10/100Base-TX Card Specifications . Physical Electrical Environmental Cable Interfaces • The 10-Mbit/s twisted-pair port is compatible with IEEE 802.3u-1995 Type 10Base-T .
Appendix B 103 Hardware Ref erence Information HP-PB 10/100Base-TX Card Electromagnetic (F or compliance to European standards, see the Dec laration of Conformance under “Regulatory Statements. ”) Exchange Assembly The HP-PB 10/100 Base-TX card may be replaced under the HP board exchange program.
104 Appendix B Hardware Ref erence Information HP-PB 10/100Base-TX Card.
105 C Hardware Regulatory Statements F ollowing are hardware regulatory statements for the HP-PB 10/100Base-TX/9000 card for use in theUnited States, J apan, and the.
106 Appendix C Hardware Regulatory Statements European community ..
Appendix C 107 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 equipment generates, uses, and can radiate radio frequency energy .
108 Appendix C Hardware Regulatory Statements VCCI (Japan) VCCI (J apan) This equipment complies with the Class A category for information technology equipment based on the rules of V oluntary Control Council for Interference by Information T echnology Equipment.
109 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 .
110 Full-Duplex Mode: A mode of media utilization whereby data can flow in both directions simultaneously across the multiple wire pairs of a physical link.
111 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.
112 RJ-45: The name for the connector type used with UTP cabling. Subnetwork: Small discrete physical networks connected via gatewa ys 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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il HP (Hewlett-Packard) HP-PB 10 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del HP (Hewlett-Packard) HP-PB 10 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso HP (Hewlett-Packard) HP-PB 10 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul HP (Hewlett-Packard) HP-PB 10 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il HP (Hewlett-Packard) HP-PB 10, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del HP (Hewlett-Packard) HP-PB 10.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il HP (Hewlett-Packard) HP-PB 10. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo HP (Hewlett-Packard) HP-PB 10 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
