3Com 3C17500 Bedienungsanleitung

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Richtige Gebrauchsanleitung

Die Vorschriften verpflichten den Verkäufer zur Übertragung der Gebrauchsanleitung 3Com 3C17500 an den Erwerber, zusammen mit der Ware. Eine fehlende Anleitung oder falsche Informationen, die dem Verbraucher übertragen werden, bilden eine Grundlage für eine Reklamation aufgrund Unstimmigkeit des Geräts mit dem Vertrag. Rechtsmäßig lässt man das Anfügen einer Gebrauchsanleitung in anderer Form als Papierform zu, was letztens sehr oft genutzt wird, indem man eine grafische oder elektronische Anleitung von 3Com 3C17500, sowie Anleitungsvideos für Nutzer beifügt. Die Bedingung ist, dass ihre Form leserlich und verständlich ist.

Was ist eine Gebrauchsanleitung?

Das Wort kommt vom lateinischen „instructio”, d.h. ordnen. Demnach kann man in der Anleitung 3Com 3C17500 die Beschreibung der Etappen der Vorgehensweisen finden. Das Ziel der Anleitung ist die Belehrung, Vereinfachung des Starts, der Nutzung des Geräts oder auch der Ausführung bestimmter Tätigkeiten. Die Anleitung ist eine Sammlung von Informationen über ein Gegenstand/eine Dienstleistung, ein Hinweis.

Leider widmen nicht viele Nutzer ihre Zeit der Gebrauchsanleitung 3Com 3C17500. Eine gute Gebrauchsanleitung erlaubt nicht nur eine Reihe zusätzlicher Funktionen des gekauften Geräts kennenzulernen, sondern hilft dabei viele Fehler zu vermeiden.

Was sollte also eine ideale Gebrauchsanleitung beinhalten?

Die Gebrauchsanleitung 3Com 3C17500 sollte vor allem folgendes enthalten:
- Informationen über technische Daten des Geräts 3Com 3C17500
- Den Namen des Produzenten und das Produktionsjahr des Geräts 3Com 3C17500
- Grundsätze der Bedienung, Regulierung und Wartung des Geräts 3Com 3C17500
- Sicherheitszeichen und Zertifikate, die die Übereinstimmung mit entsprechenden Normen bestätigen

Warum lesen wir keine Gebrauchsanleitungen?

Der Grund dafür ist die fehlende Zeit und die Sicherheit, was die bestimmten Funktionen der gekauften Geräte angeht. Leider ist das Anschließen und Starten von 3Com 3C17500 zu wenig. Eine Anleitung beinhaltet eine Reihe von Hinweisen bezüglich bestimmter Funktionen, Sicherheitsgrundsätze, Wartungsarten (sogar das, welche Mittel man benutzen sollte), eventueller Fehler von 3Com 3C17500 und Lösungsarten für Probleme, die während der Nutzung auftreten könnten. Immerhin kann man in der Gebrauchsanleitung die Kontaktnummer zum Service 3Com finden, wenn die vorgeschlagenen Lösungen nicht wirksam sind. Aktuell erfreuen sich Anleitungen in Form von interessanten Animationen oder Videoanleitungen an Popularität, die den Nutzer besser ansprechen als eine Broschüre. Diese Art von Anleitung gibt garantiert, dass der Nutzer sich das ganze Video anschaut, ohne die spezifizierten und komplizierten technischen Beschreibungen von 3Com 3C17500 zu überspringen, wie es bei der Papierform passiert.

Warum sollte man Gebrauchsanleitungen lesen?

In der Gebrauchsanleitung finden wir vor allem die Antwort über den Bau sowie die Möglichkeiten des Geräts 3Com 3C17500, über die Nutzung bestimmter Accessoires und eine Reihe von Informationen, die erlauben, jegliche Funktionen und Bequemlichkeiten zu nutzen.

Nach dem gelungenen Kauf des Geräts, sollte man einige Zeit für das Kennenlernen jedes Teils der Anleitung von 3Com 3C17500 widmen. Aktuell sind sie genau vorbereitet oder übersetzt, damit sie nicht nur verständlich für die Nutzer sind, aber auch ihre grundliegende Hilfs-Informations-Funktion erfüllen.

Inhaltsverzeichnis der Gebrauchsanleitungen

  • Seite 1

    http://www.3com.com/ Switch 8800 Installation Guide Version 3.0 3C17500 14-slot Sta rter Kit 3C17501 10-slot Sta rter Kit 3C17502 7-slot Starter Kit and associated modules Part No . 10014384 Document Number: DUA1750-0AA01 Published December 2004[...]

  • Seite 2

    3Com Corporation 350 Campus Drive Marlbor ough, MA 01752-3064 Copyright © 2004, 3Com C orporation. All rights reserv ed. No part of this documentation may be r epr oduced in any form or by any means or used to make any deri vative work (such as translat ion, transformation, or adaptation) without written perm ission fr om 3Com Corporation. 3Com Co[...]

  • Seite 3

    A BOUT T HIS G UIDE This guide describes the 3Com ® Switch 8800 and how to install hardware, configure and boot softwar e, and maintain software and har dware. This guide also provides tr oubleshooting and supp ort information for your switch. This guide is intended for Qualified Se rvice personnel who are responsible for configuring, using, and m[...]

  • Seite 4

    4 A BOUT T HIS G UIDE Related Documentation The following manuals offer additional infor mation necessary for managing your Switch 8800: ■ Switch 8800 Command Reference Guide — Provides detailed descriptions of command line inte rface (CLI) commands , that yo u requir e to manage your Switch 8800. ■ Switch 8800 Configuration Guide — Describ[...]

  • Seite 5

    1 S WITCH 8800 C OMPONENTS The chapter describes the following Switch 8800 components: ■ Switch Chassis ■ Switch Backplane ■ Fabric Module ■ I/O Modules ■ Power Supply ■ Fan Assembly ■ Switch 8800 Specifications ■ Switch 8800 Software Features Switch Chassis There ar e three Switch 8800 Models, the 7-Slot, 10-Slot, a nd the 14-Slot.[...]

  • Seite 6

    6 C HAPTER 1: S WITCH 8800 C OMPONENTS Fabric Module The Fabric module (3C17508) is the core of Switch 8800 system. It has the following fu nctions: ■ Connects the I/O modules through a cr ossbar ■ Manages and calculates routing table updates ■ Performs software upgrade and system r eset functions ■ Monitors system power and the fan assembl[...]

  • Seite 7

    Fabric Module 7 ■ RS232/RS485 port ■ Console Port ■ AUX (Modem) Port Compact Flash (CF) Port The Fabric module provides a CF port to accommodate a standar d CF car d, wher e you can save logging information, host ve rsion inform ation, al arming an d other diagnostic information. Y ou can also use the CF port to upgrade software online. Manag[...]

  • Seite 8

    8 C HAPTER 1: S WITCH 8800 C OMPONENTS Console Port The console port is connected to the configuratio n terminal using an RJ-45 connector . Y ou can use the console port for system debugging, configuration, maintenance, management, and loading application files. The console port can also be connected to a modem for function s such as remote system [...]

  • Seite 9

    I/O Modules 9 Fabric S tatus LEDs The Fabric status LEDs show the status of the Fabric module, as described in Ta b l e 11 . I/O Modules The Switch 8800 provides slots for five to twelve I/O modules, in addition to the Fabric slots. The following I/O modules are supported: ■ 1-Port 10GBASE-X (XENP AK) Module ■ 2-Port 10GBASE-X (XFP) Module ■ [...]

  • Seite 10

    10 C HAPTER 1: S WITCH 8800 C OMPONENTS Ta b l e 13 li sts specifications of th e 1-port 10GBASE -X (XENP AK) module. 2-Port 10GBASE-X (XFP) Module The 2-Port 10GBASE-X (XFP) module provides two 10 Gbps XFP ports. Figure 3 Fr ont Panel of the 2-Port 10GBASE-X (XFP) Module 1 XFP ports 2 XFP LEDs Ta b l e 14 describes the 2-Port 10GBASE-X (XFP) modul[...]

  • Seite 11

    I/O Modules 11 12-Port 1000BASE- X (SFP) Module The 12-Port 1000BASE-X (SFP) module provides 12 1000BASE-X full duplex ports and uses SFP cable. Each port on the 12-Port 1000BASE-X (SFP) module has 2 LEDs, as shown in Figure 4. Figure 4 Fr ont Panel of the 12-Port 1000BASE-X (SFP) Module 1 SFP ports 2 SFP port LE Ds Ta b l e 16 describes the LEDs o[...]

  • Seite 12

    12 C HAPTER 1: S WITCH 8800 C OMPONENTS 24-Port 1000BASE-X (SFP) Module The 24-port 1000BASE-X (SFP) module provides 24 1000BASE-X full duplex ports and uses SFP cable. Figure 5 illustrates the front panel of the 24-port 1000BASE-X (SFP) module. Figure 5 Fr ont Panel of the 24-Port 1000BASE -X (SFP) Module 1 SFP ports 2 SFP port LEDs Ta b l e 18 de[...]

  • Seite 13

    I/O Modules 13 24-Port 10/100/1000BASE-T (RJ45) Module The 24-Port 10/100/1000BASE-T (RJ4 5) module provides 24 10/100/1000BASE-T (RJ45) auto-sensing Et hernet p orts. Figure 6 illustrates the fr ont panel of the 24-port 10/100/1000BASE-T (RJ45) module. Figure 6 Fr ont Panel of the 24-Port 10/100/1000BASE-T (RJ45) Module 1 Ethernet ports 2 Ethernet[...]

  • Seite 14

    14 C HAPTER 1: S WITCH 8800 C OMPONENTS Power Supply The Switch 8800 power supplies are installe d at the bottom of the chassis, in the front. Only one AC power supply is r equired for each Switch 8800 chassis, although 2 power supply slots are provided to implement 1+1 redundancy . The 7-slot chassis uses a 1200 W auto-ranging power supply (3C1 75[...]

  • Seite 15

    Fan Assembly 15 Power Cords In North America, power cor ds for both 110 V and 220 V power input are shipped with the Switch 8800 chassis. The power cord requir ed depends on the power output demands of the system. Ta b l e 24 lists the power cord type that is requir ed for each power supply . The North American 220 V power cord that is pr ovided ha[...]

  • Seite 16

    16 C HAPTER 1: S WITCH 8800 C OMPONENTS Ta b l e 26 lists fan assembly specifications. The fans are dir ectly connected to the backplane through connectors. Fan operation fault signals are collected a nd transmitted to the system alarm board through the backplane. Ta b l e 26 Switch 8800 Fan Assembly Specification 7-Slot Chassis 10-Slot Chassis 14-[...]

  • Seite 17

    Switch 8800 Sp ecificatio ns 17 Switch 8800 Specifications Ta b l e 27 pr ovides detailed information about features of the Switch 8800. Switch 8800 Software Featur es Ta b l e 28 describes the software featur es of the Switch 8800. Ta b l e 27 Specifications for the Switch 8800 System Item 7-Slot Chassis 10-Slot Chassis 14-Slot Chassis Dimensions [...]

  • Seite 18

    18 C HAPTER 1: S WITCH 8800 C OMPONENTS IP address table Up to 128 K IP address forwarding entries IP routing Static routing RIP Version 1 and 2 OSPF Version 2 BGP-4 * IS-IS * Multicast GMRP IGMP PIM-DM PIM-SM AAA and Security Access user authenticati on implements IEEE 802.1x Local authentication and RADIUS authentication User hierarchical managem[...]

  • Seite 19

    2 I NSTALLING T HE S WITCH 8800 The following sections describe how to prepare and install the components of the Switch 8800: ■ Preparing to Install ■ General Site Requirements ■ Installation Checklist ■ Installing the Chassis ■ Installing the Cabling Rack ■ Installing a Module ■ Connecting the Ground W ire ■ Connecting and Config u[...]

  • Seite 20

    20 C HAPTER 2: I NSTALLING T HE S WITCH 8800 WARNING: Follow local safety regulations when performing any operation with the Switch 8800. Follow the related safety information and special safety instructions provided by 3Com. 3Com be ars no responsibility for accidents that occur due to violat ions of safe operation requirements. Electrical Safety [...]

  • Seite 21

    Installation Checklist 21 Static Electricity T o prevent damage caused by the sta tic electricity , ensure that: ■ The equipment is grounded ■ The equipment room is dust-proof ■ Adequate temperature and humid ity conditions are maintained. ■ The operator wears an antistatic wr ist strap while ha ndlin g the modu le. ■ The module is placed[...]

  • Seite 22

    22 C HAPTER 2: I NSTALLING T HE S WITCH 8800 ■ AUX cable ■ Power cord and chassis gr ound wire ■ Interface cabl es for the sele cted interface modu les ■ Equipm ent ■ The switch ■ Ethernet 100BASE- T Hub or LAN switch ■ Channel service unit/da ta se rvice unit (C SU/DSU) or other data communications equipment (DCE ) equipment (such as[...]

  • Seite 23

    Connecting the Ground Wi re 23 6 Push the ejector levers inward and push the handle bar pin into the positioning hole in the chassis. 7 Fasten the module’ s captive mounting screws into the holes in the chassis with a screwdriver . Connecting the Ground Wir e T o connect the ground wir e: 1 Wear an antistatic wrist strap. 2 Remove the screw fr om[...]

  • Seite 24

    24 C HAPTER 2: I NSTALLING T HE S WITCH 8800 Figure 9 Power Cor d Connection 1 Retention clip 2 AC power socket 3 Input LED 4 Output LED 5 Failure LED WAR N IN G : For su rge protection, the power should be channelled throug h an external protection device into the Switch 8800. Installing the Fan Assembly The Switch 8800 is deliver ed with the fan [...]

  • Seite 25

    Installing Cables 25 See “Conso le Cable” on pa ge 55 for cable illustration and pinout details. T o connect a terminal or PC to the Switch 8800 using the console cable: 1 Plug the DB-9 or DB-25 female plug of the console cable to the serial port of the PC or the terminal where the switch is to be configured. 2 Connect the RJ-45 connect or of t[...]

  • Seite 26

    26 C HAPTER 2: I NSTALLING T HE S WITCH 8800 Single-mode optical fiber cable is used fo r exte rnal con nections of the sin gle-mode optical port. Multi-mode optical fiber cable is used for external connections of the multi-mode optical port . WARNING: When a connector is not inserted in the optical port or when its dustproof cover is open, invisib[...]

  • Seite 27

    Post-installation Checklist 27 Follow the parameters defined in Ta b l e 30 for binding cables with ties. Post-installation Checklist After you install your Switch 8800, use the checklist in Ta b l e 31 to verify that your switch operates corr ectly . WAR N IN G : Confirm that you have tur ned off the power bef ore checking your installation . Impr[...]

  • Seite 28

    28 C HAPTER 2: I NSTALLING T HE S WITCH 8800[...]

  • Seite 29

    3 C ONFIGURING THE S WITCH 8800 The following sections of this chap ter describe how to configure and boot the Switch 8800: ■ Configuring the Switch 8800 and a Local T erminal ■ Setting T erminal Parameter s ■ Booting the Switch 8 800 Configuring the Switch 8800 and a Local T erminal Configure the local terminal and Switch 8800, using Figur e[...]

  • Seite 30

    30 C HAPTER 3: C ONFIGURING THE S WITCH 8800 Figure 11 Connection Description Dialog Box 2 Enter the name of t he new connection in the Name field and click OK . The dialog box, shown in Figure 12 displays. Select the serial port to be used from the Connect using dropdown menu. Figure 12 Properties Dialog Box 3 After selecting a serial por t, click[...]

  • Seite 31

    Setting Terminal Parameters 31 Figure 13 COM1 Pr operties Dialog Box 4 Click OK . The HyperT erminal dialogue box displays, as sh own in Figure 14 . Figure 14 HyperT erminal W indow 5 Select Properties . 6 In the Properties dialog box, select the Settings tab, shown in Figure 15 . 7 Select VT100 in the Emula tion dr opdown menu. 8 Click OK .[...]

  • Seite 32

    32 C HAPTER 3: C ONFIGURING THE S WITCH 8800 Figure 15 Settings T ab Booting the Switch 8800 Before powering on the Switch 8800, verify that: ■ The Fabric and all I/O modules have been properly installed. ■ Power cords have been pr operly connected. ■ The voltage of power supply can me et the r equirements on the switch. ■ The console cable[...]

  • Seite 33

    Booting the Switch 88 00 33 Powering up and Booting T ur n on the power for the Switch 8800 and run the BootROM program. The terminal displays the following infor mation: Starting... ******************************* ****************** * * * Switch 8800 Bootrom, V ersion 113 * * * ******************************* ****************** Copyright(C) 2000-2[...]

  • Seite 34

    34 C HAPTER 3: C ONFIGURING THE S WITCH 8800[...]

  • Seite 35

    4 M AINTAINING S OFTWAR E This chapter covers the following topics: ■ Upgrading Sof tware ■ Lost Passwords ■ Using the BOOT Menu ■ Managing Software Backup Upgrading Software The following sections describe how to upgrade software on your Switch 8800: ■ Upgrading Sof tware Using F TP ■ Upgrading Software Using The BOOT Menu ■ Upgradin[...]

  • Seite 36

    36 C HAPTER 4: M AINTAINING S OFTWARE 200 Type set to I. [ftp]get 88003.app 200 PORT command successful. 150 Binary data connection for 880 03.app (192.168.25.210,1117) (6725435 bytes). 226 Binary Transfer complete. FTP: 6725435 byte(s) received in 9 6.753 second(s) 25.00K byte(s)/sec. [ftp] quit 221 Goodbye. <SW8800> boot boot-loader 88003.a[...]

  • Seite 37

    Upgrading Software 37 Flash file system init....done Board self testing........................... The board is steady SlotNo of this board is 4 The MCX is existent BootRom main system CRC check is OK 82559 register testing is OK EPLD1 testing is OK EPLD2 testing is OK 16c2552 register testing is OK Please check LEDs...................... LED testi[...]

  • Seite 38

    38 C HAPTER 4: M AINTAINING S OFTWARE Modify the Ethernet Interface Boot Parameters Before you can download a file to Flash, you must configure the Ethernet interface boot parameters. 1 Select option 5 from the Main Menu. The Ethernet Submenu displays: ETHERNET SUBMENU 1. Download file to SDRAM through ethernet interface and boot 2. Download file t[...]

  • Seite 39

    Upgrading Software 39 1. Download file to SDRAM through e thernet interface and boot 2. Download file to Flash through e thernet interface 3. Modify ethernet interface boot p arameter 0. Return to main menu Enter your choice(0-3): 2 Download an Applicati on to Flash Memory T o download an applic ation to flash memory: 1 Select option 2 on the Eth e[...]

  • Seite 40

    40 C HAPTER 4: M AINTAINING S OFTWARE Boot from Flash T o boot the system from Flash using the downloaded file, do the following: 1 Select option 2 from the Main Menu. The fo llowing information displays: Booting from Flash Be sure the BaudRate is 9600bps! Decompress Image............................. ................................ .. ...........[...]

  • Seite 41

    Upgrading Software 41 Enter your choice(0-3): 3 3 Select option 3. The select download baud rate menu displays: 1: 9600(default) 2: 19200 3: 38400 4: 57600 5: 115200 please select an appropriate baudrate: Enter your choice(1-5): 5 4 Select the appropriate downloa d speed. For example, enter 5 to select a download speed of 115200 bps. 5 Press Enter [...]

  • Seite 42

    42 C HAPTER 4: M AINTAINING S OFTWARE 10 Change the protocol name for the download to Xmodem . 11 Click Send . The dialog box shown in Figu re 17 displays. Figure 17 Xmodem File Send Dialog Box 12 After the dow nload is complete, th e Serial Submen u is displayed: Loading ...CCCCCCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCCCCCCCCCCCC done ! SERIAL SUBMENU [...]

  • Seite 43

    Lost Passwords 43 Upgrading Software Using TF TP TF TP (T rivial File T ransfer Pr otocol) is a si mple fi le transfer protocol that is used without complex interaction be tween clients and s ervers. The client initiates a TF TP tr ansmission. T o download files, the client sends a read request packe t to the TF TP server , receives the packet fr o[...]

  • Seite 44

    44 C HAPTER 4: M AINTAINING S OFTWARE Using the BOOT Menu After you po wer on the Switch 8800, the Boot ROM program runs automatically . The terminal displays th e foll owing information: Starting... ************************** *********************** * * * Switch 8800 Bootr om, Version 113 * * * ************************** *********************** Co[...]

  • Seite 45

    Managing Software Backup 45 2 Enter the BootROM password. After entering the correct passwor d (no password is set for the switch by default), the system will access the Main Menu: MAIN MENU 1. Boot with default mode 2. Boot from Flash 3. Boot from CF card 4. Enter serial submenu 5. Enter ethernet submenu 6. Modify Flash description area 7. Modify [...]

  • Seite 46

    46 C HAPTER 4: M AINTAINING S OFTWARE 8800, the entries slotn#cf and slotn#flash r efer to the compact Flash and Flash on the system’ s other Fabric . <SW8800> dir flash: Directory of flash:/ 0 -rw- 8884 Dec 06 2004 14:33:45 sw8800.cfg 1 drw- - Feb 10 2003 11:13:07 hafile 2 -rw- 4 Dec 06 2004 14:36:04 snmpboots 3 -rw- 6326532 Nov 24 2004 14[...]

  • Seite 47

    5 M AINTAINING H AR DWAR E This chapter covers the following topics: ■ Replacing a Power Supply ■ Replacing I/O Modules ■ Replacing th e Fan Assembly The procedures in this chapter should be performed by traine d ser vice personnel only . Replacing a Power Supply T o replace a power supply , you need: ■ An antistatic wrist strap ■ A scr e[...]

  • Seite 48

    48 C HAPTER 5: M AINTAINING H ARDWARE CAUTION: If the captive screws cannot be fastened, the power supply may not have been properly seated. Re move and replace the sup ply . 9 Insert the po wer cord connector into the power socket o n the power supply and lower the rete ntion clip. Cleaning the Power Supply Filter Over time, the filter on the powe[...]

  • Seite 49

    Replacing the Fan Assembly 49 T o replace a fan assembly , you need: ■ An antistatic wrist strap ■ A scr ewdriver WAR N IN G : T o avoid injury: ■ Do not touch any naked wire, terminal, or any part of the produ ct labeled Dangerous V oltage. Always wear the antistatic wrist strap whe n replacing the fan module. ■ Keep hands away from fan bl[...]

  • Seite 50

    50 C HAPTER 5: M AINTAINING H ARDWARE[...]

  • Seite 51

    6 T ROUBLESHOOTING This chapter covers the following topics: ■ T roubleshooting the Config uration ■ T roubleshooting Power ■ T roubleshooting the Fans ■ T roubleshooting I/O Mod ules The simplest way to diagnose a fault is to check the system status LEDs on the Fabric modules. In addition , with th e DeviceMg r network management system, y[...]

  • Seite 52

    52 C HAPTER 6: T ROUBLESHOOTING The following list describes po tential problems with the power supply and their solutions. ■ The INPUT LED and OUTPUT LED are on, but the display power command shows that the power supply is not in position. The other power supply is operating normally . This problem may be caused by poor contact between the power[...]

  • Seite 53

    Troubleshooting I/O Mod ules 53 ■ There is nothing blocking the vent of the chassis. ■ The blanking plates are installed on the chassis where no module is inserted. Ta b l e 33 describes fan assembly LEDs on the fa ceplate of the fan assemb ly . T roubleshooting I/O Modules The Fabric has LEDs that indicat e the stat us of the I/O modules , as [...]

  • Seite 54

    54 C HAPTER 6: T ROUBLESHOOTING[...]

  • Seite 55

    A S WITCH 8800 C ABLES This appendix covers the following types of cables and connectors: ■ Console Cable ■ AUX Cable ■ RJ-45 Conn ector ■ Optical Fiber Cable Connectors Console Cable Figure 18 illustrates the consol e cable and connectors. Figure 18 The Console cable Ta b l e 36 lists console cable pin-outs. AUX Cable Figure 19 illustrates[...]

  • Seite 56

    56 A PPENDIX A: S WITCH 8800 C ABLES Figure 19 The AUX Cable Ta b l e 37 lists the AUX cable pin-outs. RJ-45 Connector Figure 20 illustrates the RJ-45 connector . Figure 20 The RJ-45 Connector Ta b l e 38 lists RJ-45 MDI port pin-outs. Ta b l e 37 AUX Cable Pin-outs RJ-45 Signal Direction DB-25 DB-9 1 RTS ---> 4 7 2 DTR ---> 20 4 3 TXD --->[...]

  • Seite 57

    Optical Fiber Cable Connectors 57 Tx = Send data Rx = Receive da ta BI = I-directional data. Ta b l e 39 lists RJ-45 MDI-X Port Pin-outs. Optical Fiber Cable Connectors Figure 21 illustrates the SC optical fiber cable connector . Figure 21 SC Optical Fiber Connector Figure 22 illustrates the LC connector . Figure 22 LC Connector 3 Rx+ Receive data [...]

  • Seite 58

    58 A PPENDIX A: S WITCH 8800 C ABLES[...]

  • Seite 59

    B O BTAINING S UPPORT FOR YOUR S WITCH 8800 Register Y our Pr oduct to Gain Service Benefits T o take advantage of warranty and other se rvice benefits, you must first register your product at http://eSupport.3com.com/ . 3Com eSupport services ar e based on accounts that you create or have author ization to access. First time users must apply for a[...]

  • Seite 60

    60 A PPENDIX B: O BTAINING S UPPORT FOR YOU R S WITCH 8800 Software Upgrades ar e the software releases that follow the software version included with your original product. In order to access upgrades and r elated documentation you must first pu rchase a service contract from 3Com or your res e ll e r . Contact Us 3Com offers telephone, e-mail and[...]

  • Seite 61

    Telephone Technical Support and Repair 61 Europe, Middle East, and Africa T e lephone T echnical Support and Repair From anywhere in these regions, call: +44 (0)1442 435529 From the following countries, you may u se the numbers s hown: Austria Belgium Denmark Finland France Germany Hungary Ireland Israel Italy 01 7956 7 124 070 700 770 7010 7289 01[...]

  • Seite 62

    62 A PPENDIX B: O BTAINING S UPPORT FOR YOU R S WITCH 8800[...]