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44

C

HAPTER

5: M

AINTAINING

THE

R

OUTER

Enter the Boot ROM password, if there is one, and press Enter. The system will
enter the Boot menu. The following information displays:

Boot Menu:

1: Download application program with XMODEM

2: Download application program with TFTP

3: Clear application password

4: Clear configuration

5: Start up and

ignore console configuration

6: Download Boot ROM ALL with XMODEM

7: Restore Boot ROM from FLASH

8: Backup Boot ROM from FLASH

9: Exit and reboot

Enter your choice(1-9):

The Boot menu provides two methods for upgrading the applications. See
Downloading Applications with the Xmodem Protocol and Downloading
Applications with the TFTP Protocol.

Caution:

When you upgrade application programs, verify and match the version

of the Boot ROM software to the version of the main software.

Downloading

Applications with the

Xmodem Protocol

If you upgrade software applications by downloading them with the Xmodem
protocol, you can use the console port rather than building up another
configuration environment.

Use the following process to download applications with the Xmodem protocol:

1

Enter the Boot menu.

2

Press 1 to select the Download application program with Xmodem. The router
provides the following download speed options:

Downloading application program from serial ...

Please choose your download speed:

1: 9600 bps

2: 19200 bps

3: 38400 bps

4: 57600 bps

5: 115200 bps

6: Exit and reboot

Enter your choice(1-6):

3

Select the appropriate download speed. The router displays information based on
your selection, for example:

Download speed is 115200 bps. Change the terminal's speed to 115200

bps, and select Xmodem protocol. Press ENTER key when ready.

4

Change the baud rate at the console terminal (refer to Figure 4-6) to make it
consistent with your selection in Step 3.

To allow the new baud rate to take effect, you must disconnect the terminal and
reconnect it.

5

Press Enter to begin the download. The system displays the following prompt:

Downloading ... CCCCC

6

Select Transmit/Send file in the terminal window.

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Содержание Router 3012

Страница 1: ...http www 3com com Router 3000 Installation Guide Router 3012 Router 3013 Router 3015 Router 3016 Part No 10014206 Published September 2003 ...

Страница 2: ...o locate a copy please contact 3Com and a copy will be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the following All technical data and computer software are commercial in nature and developed solely at private expense Software is delivered as Commercial Compute...

Страница 3: ...orkbench 24 Connecting the Protection Ground Wire 24 Connecting the Power Cable 24 Connecting the Router to the Console Terminal 25 Connecting the Router to the Ethernet 26 Connecting the Router to the WAN 27 Verifying the Installation 33 BOOTING AND CONFIGURING THE ROUTER Connecting the Router to a Local Console Terminal 35 Setting the Parameters of the Console Terminal 35 Powering on the Router ...

Страница 4: ...ers Display on the Terminal after Power On 56 OPTIONAL CABLE SPECIFICATIONS Console Cable 57 AUX Cable 57 Ethernet Cable 58 Serial Interface Cable 59 T1 Cable 64 ISDN Cable 64 TECHNICAL SUPPORT Online Technical Services 67 Support from Your Network Supplier 68 Support from 3Com 68 Returning Products for Repair 70 ...

Страница 5: ...ation that alerts you to potential personal injury Convention Description Screen displays This typeface represents information as it appears on the screen Keyboard key names If you must press two or more keys simultaneously the key names are linked with a plus sign for example Press Ctrl Alt Del The words enter and type When you see the word enter in this guide you must type something and then pre...

Страница 6: ...6 CHAPTER ABOUT THIS GUIDE ...

Страница 7: ...ng These multiple interfaces also allow Router 3000 series routers to interoperate with the products of other manufacturers on all levels Router 3000 routers use three types of memory Synchronous Dynamic Random Access Memory SDRAM Saves router operation system software Flash memory Saves router program files configuration files and so on Boot ROM Saves boot and initialization programs of the route...

Страница 8: ... console port Processor MPC860T 50MHz SDRAM 64MB Flash memory 8MB Maximum power 20 W Power supply external Input voltage and frequency 100 to 240V AC the actual range can be 80 to 264 V 50 60Hz Input current 0 5A to 1A Output voltage 12V Output current 4A Dimensions W X H X D highest arc points of the plastic panel 251mm X 42 5 mm X 187mm 9 9in X 1 7in X 7 4in Weight 0 75kg 1 65lb Operating temper...

Страница 9: ...ver the synchronous asynchronous port 1 AUX Off means that the link is not connected Green means that the link is connected Flashing green means that data is being sent or received over the AUX port SYSTEM Flashing green means that the system is properly working Always green or off means that the system is not working properly Table 2 Router 3012 LEDs continued LED Description Table 3 Attributes o...

Страница 10: ...work protocol IP Internet Protocol Novell IPX Internet Packet Exchange Table 6 Attributes of the Synchronous Asynchronous Serial Interface Attribute Description Synchronous Asynchronous Connector DB50 Interface standard and operating mode V 24 EIA TIA 23 2 V 35 EIA TIA 449 X 21 and EIA 530 V 24 EIA TIA 232 DTE DCE DTE DCE DTE DCE Minimum baud rate bps 1200 1200 1200 1200 300 Maximum baud rate bps ...

Страница 11: ...ERIAL0 Grounding screw BRI port Table 7 System Specifications for the Router 3013 and Router 3015 Item Router 3013 Description Router 3015 Description Port 1 console port 1 10 100M Ethernet interface 1 AUX port 1 synchronous asynchronous serial interface 1 ISDN BRI S T port 1 console port 1 10 100M Ethernet interface 1 AUX port 1 synchronous asynchronous serial interface 1 ISDN BRI U port Processo...

Страница 12: ... Off means that the link is not connected Flashing green means that data is being sent or received over the Ethernet interface SERIAL Off means that the link is not connected Green means that the link is connected Flashing green means that data is being sent or received over the synchronous asynchronous port BRI Off means that no data is being sent or received over the ISDN BRI port and two B chan...

Страница 13: ...te 300 to 115200bps Services Modem dial up Backup Protocols PPP Point to Point Protocol SLIP Serial Line Internet Protocol MP Multilink PPP Table 11 Attributes of the Fast Ethernet Interface Attribute Description Connector RJ45 Frame format Ethernet_II Ethernet_SNAP IEEE 802 2 IEEE 802 3 Operating mode 10 100Mbps autosensing Full duplex half duplex Network protocol IP Internet Protocol Novell IPX ...

Страница 14: ...ol Balanced HDLC High level Data Link Control SDLC Synchronous Data Link Control X 25 Frame Relay PPP SLIP MP Table 13 Attributes of ISDN S T and U Ports Attribute Description Connector RJ45 Protocol standards Complies with ITU T I 430 Q 921 and Q 931 recommendations Operating mode ISDN dial up ISDN leased line Services ISDN ISDN additional services Multi subscriber number Subaddress Backup Table ...

Страница 15: ...ash memory 8 MB Maximum power 20 W Power supply external Input voltage and frequency 100 to 240V AC the actual range can be 80 to 264 V 50 60 Hz Input current 0 5A to 1A Output voltage 12V Output current 4A Dimensions W X H X D the highest arc points of the plastic panel 251mm X 42 5 mm X 187mm 9 9in X 1 7in X 7 4in Weight 0 75kg 1 65lb Operating temperature 0 to 400C 32 to 1040F Operating humidit...

Страница 16: ...UX port SYSTEM Flashing green means that the system is working properly On or off means that the system is not working properly Table 15 Router 3016 LEDs continued LED Description Table 16 Attributes of the Console Port Attribute Description Connector RJ45 Interface standard Asynchronous EIA TIA 232 Baud rate 9600 to 115200bps Defaults to 9600bps Services Connects with ASCII terminal Connects with...

Страница 17: ...P IEEE 802 2 IEEE 802 3 Operating mode 10 100Mbps autosensing Full duplex half duplex Network protocol IP Internet Protocol Novell IPX Internet Packet Exchange Table 19 Attributes of the CT1 PRI Port Attribute Description Connector RJ45 Interface standard G 703 T1 102 and G 704 Interface rate 1 544Mbps Operating mode Channelized T1 ISDN PRI Services Backup Terminal access ISDN Protocols PPP MP HDL...

Страница 18: ...18 CHAPTER 1 OVERVIEW ...

Страница 19: ...at you use an uninterrupted power supply UPS with your router To enhance the anti lightning strike capability of the router install a power arrester at the front end of the power input and a special arrester at the input end of the outdoor cable such as telephone cable ISDN line or T1 E1 line General Site Requirements The environment of the installation site influences the performance and lifetime...

Страница 20: ...f salt acid and sulfide These harmful gases can accelerate the metal erosion and the aging process of some parts The presence of harmful gases such as SO2 H2S NO2 NH3 and Cl2 should be prevented The specific limitation values of these harmful gases are given in Table 3 Table 3 Harmful Gas Limitation Values in Equipment Room Static Electricity Although careful considerations in preventing electrost...

Страница 21: ...les Take the following precautions Take effective measures against electrical net interference for power supply system Do not use the working ground of the router together with the grounding device of the power equipment or thunder proof grounding Separate them as far as possible Keep the router away from strong wireless frequencies radar and high current equipment Adopt electromagnetic shielding ...

Страница 22: ...ements open the packing case of the router and check the contents against the your order contract Contact your Service representative if you find any discrepancies Installation Equipment To install your router you will need Tools Phillips screwdriver Flat head screwdriver ESD preventive wrist strap and ESD preventive gloves Flat blade screws used in wall mounting Cables Ethernet cable Console cabl...

Страница 23: ... wall 2 Screw 2 pan head screws into the marked positions on the wall or the vertical surface so that the screws match the 2 brackets on the base of the router Each screw should project 0 6 cm 25 in from the wall or the surface 3 Hang the router on the screws by the two brackets 4 Make sure that the front panel LEDs are easily visible to the operator 5 Fix the external power supply of the router t...

Страница 24: ...rence The PGND also provides protection for the external network to ensure that the PGND wire lets out the lightning current The grounding point of the chassis is located on the rear panel and is labeled with a grounding label The grounding resistance should not be greater than 5 ohm Connect this point to the ground using a grounding wire Connecting the Power Cable External AC power supplies are p...

Страница 25: ...R LED remains off see Chapter 6 Troubleshooting Connecting the Router to the Console Terminal The Router 3000 series routers provide an EIA TIA 232 asynchronous serial console port through which you can configure the router The console cable is an 8 core shielded cable The end that is used to connect to the console port of the router has an RJ 45 connector The other end of the console cable has bo...

Страница 26: ...connectors of the two ends are the same The cable is used in the connection between a terminal device such as a PC or a router and the Hub or LAN Switch Straight through network cables are delivered along with the router Crossover network cable The sequences of the wires crimped at the RJ 45 connectors of the two ends are different The cable is used in the connection between the terminal device su...

Страница 27: ...3016 Connecting the AUX Port to the Modem The auxiliary AUX port is an EIA TIA 232 compliant sync async serial interface that is used for remote configuration or dial up backup To be connected to a remote device a local modem must be connected to a remote modem through PSTN For the connection method see Chapter 4 Booting and Configuring the Router If the console port fails the AUX port can also se...

Страница 28: ...e 1 for the details Table 1 Transmission Rate and Transmission Distance of V 24 EIA TIA 232 V 35 Cable Caution The baud rate should not exceed 64 Kbps when the V 24 cable operates in synchronous mode DTE and DCE mode The synchronous serial interface can operate in both DTE mode and DCE mode For two devices connected directly one device should operate in DTE mode and the other device should operate...

Страница 29: ... adapter at the router end At the network end the connector is different for each type of cable as described in the following list V 24 EIA TIA 232 DTE cable DB 25 male adapter V 24 EIA TIA 232 DCE cable DB 25 female adapter V 35 DTE cable 34 pin male adapter V 35 DCE cable 34 pin female adapter X 21 DTE cable DB15 male adapter X 21 DCE cable DB15 female adapter EIA TIA 449 DTE cable DB37 male ada...

Страница 30: ... Cable Assembly Figure 10 V 35 DCE Cable Assembly Figure 11 X 21 DTE Cable Assembly Enlarged A side Enlarged B side DB50 Male Label DB25 Male Enlarged B side Enlarged A side DB50 Male DB25 Female Label Enlarged A side Enlarged B side DB50 Male V 35 Male Label Enlarged A side DB50 Male V 35 Female Label Enlarged B side ...

Страница 31: ...evice 1 Turn off power to the router Caution Plugging unplugging the connectors of the synchronous asynchronous serial interface online can damage the router or the remote device 2 Choose the appropriate synchronous asynchronous cable 3 Plug the DB 50 adapter of the cable into the SERIAL0 interface of the router 4 Connect the other end of the cable to the CSU DSU device If the WAN uses a dial up l...

Страница 32: ...at the other end of the T1 cable into the corresponding device 4 Power on the router and verify that T1 LNK LED on the top of the router chassis is lit If it is off check the connection cable Connecting to the ISDN Port The Router 3013 router provides an ISDN S T port and the Router 3015 router provides an ISDN U port These routers perform data transfer in 2B D mode and support both ISDN dial up a...

Страница 33: ...t of the router b If the line is ISDN S T insert the cable directly into the ISDN BRI port of the router For the Router 3015 a If the line is ISDN S T replace your router with a Router 3013 b If the line is ISDN U interface cable connect the RJ 45 connector to the ISDN BRI interface of the router and connect the output terminal OT end to the ISDN line through a telephone adapter Verifying the Inst...

Страница 34: ...34 CHAPTER 3 INSTALLING THE ROUTER ...

Страница 35: ...erial interface of a PC as shown in Figure 1 Figure 1 Local Configuration Through the Console Port Setting the Parameters of the Console Terminal To set terminal parameters 1 Start the PC and select Start Programs Accessories Communications HyperTerminal The HyperTerminal window displays the Connection Description dialog box as shown in Figure 2 2 Enter the name of the new connection in the Name f...

Страница 36: ...36 CHAPTER 4 BOOTING AND CONFIGURING THE ROUTER Figure 2 Connection Description Dialog Box Figure 3 Connect To Dialog Box ...

Страница 37: ...Properties Dialog Box 4 Set the following parameters Bits per second 9600 Data bits 8 Parity None Stop bits 1 Flow control None 5 Click OK The HyperTerminal dialog box displays as shown in Figure 5 6 Select Properties The Properties dialog box for your connection displays ...

Страница 38: ...APTER 4 BOOTING AND CONFIGURING THE ROUTER Figure 5 HyperTerminal Window 7 Click the Settings tab shown in Figure 6 8 In the Emulation dropdown menu select VT100 or Auto detect Click OK Figure 6 Settings Tab ...

Страница 39: ... powered on verify that The LEDs on the front panel are normal For the status of the LEDs during normal operation after power on see the LED tables in Chapter 1 The console terminal display is normal For the local configuration the startup interface on the console terminal displays after the router is powered on See Startup Process For the remote configuration you must dial up using HyperTerminal ...

Страница 40: ...oting disappears When the system begins the decompression and initialization process the screen displays Now system is self decompressing System now is starting Press ENTER to get started Press Enter The system displays the 3Com prompt which indicates that the router has entered the system view and you can configure the router Configuration Fundamentals of the Router The configuration process incl...

Страница 41: ... and SNMP Trap support with the following commands 3Com snmp agent sys info version v1 3Com snmp agent community read read community string 3Com snmp agent community write write community string 3Com snmp agent trap enable 3Com snmp agent target host trap address addr parameter v1 securityname security name string In this example addr is the address of the PC on which you have installed Network Su...

Страница 42: ...the keywords of the command A conflict free keyword if entered will be interpreted accordingly For example for a display command you can enter dis To facilitate the management of the router in the system view all the commands are grouped Each group corresponds to a view Users can use these commands to switch between different views Many commands are limited to use in a single view Other commands s...

Страница 43: ...onment see Configuration Fundamentals of the Router in Chapter 4 and boot the router The terminal screen displays the following information Booting R3000 Boot Rom V4 60 Copyright C 2002 2005 by 3Com Corporation Inc Compiled at 20 46 59 Jul 25 2003 Now testing memory OK 64M bytes SDRAM 8192k bytes flash memory Press Ctrl B to Enter Boot Menu If you do not press Ctrl B within 5 seconds the system be...

Страница 44: ...hem with the Xmodem protocol you can use the console port rather than building up another configuration environment Use the following process to download applications with the Xmodem protocol 1 Enter the Boot menu 2 Press 1 to select the Download application program with Xmodem The router provides the following download speed options Downloading application program from serial Please choose your d...

Страница 45: ...le send dialog box shown in Figure 2 Figure 2 Xmodem File Send Dialog Box After the download is complete the system begins the operation of writing to Flash memory after which the following information will be displayed in the terminal interface indicating that the download is completed Download completed Writing to flash memory Please wait it needs a long time about 5 min Write Flash Success Plea...

Страница 46: ...rotocol TFTP Server software is not provided with your Router 3000 series router but you can download a free copy from ftp ftp 3com com pub utilbin win32 3ts01_04 exe To download application upgrades with the TFTP protocol you must create the configuration shown in Figure 3 Figure 3 TFTP Upgrade Environment To create the TFTP upgrade configuration 1 Connect the ETHERNET port to a PC through a cros...

Страница 47: ...ons you can press Return to select the value shown in braces or you can Enter a new value NETWORK INTERFACE PARAMETERS 4 Configure the network interface parameters for the router including the interface to be used its IP address and subnet mask Do you want a LAN interface N y This board s LAN IP address 169 254 10 10 10 110 10 10 Subnet mask for LAN 0 for none 255 255 0 0 TFTP SERVER PARAMETERS Co...

Страница 48: ...00 TFTP SERVER PARAMETERS IP address of the TFTP host is 10 110 10 13 The file to download and start is m8241ram arj After board is reset start up code will wait 5 seconds M odify any of this or C ontinue M C 5 Enter C to confirm this configuration or M to modify any of the parameter settings To enter the Boot menu 1 Boot the system normally 2 Press Ctrl B within 5 seconds of the prompt that tells...

Страница 49: ...dress is 10 110 10 10 3 Configure the IP address of the Ethernet port on the PC The default IP address is 10 110 10 13 The IP addresses of the PC network port and of the router s Ethernet port must be on the same segment 4 Copy the application program files to a path the default is C version Figure 6 Creating a Remote FTP Upload Download Configuration To create a remote FTP upload download configu...

Страница 50: ...ication or configuration files are located 2 Execute the FTP command and set up the FTP connection with the router For example C version ftp 10 110 10 10 If the connection is set up the following information displays Connected to 10 110 10 10 220 FTP server ready on R3000 at User 10 110 10 10 none 3 Use the username and password that have already been set on the router to log on to the FTP server ...

Страница 51: ...ord is lost use the following procedure 1 Boot the router 2 Press Ctrl B within 5 seconds of the prompt that tells you to do so 3 Enter 3 when prompted for your choice Boot Menu 1 Download application program with Xmodem 2 Download application program with TFTP 3 Clear application password 4 Clear configuration 5 Start up and ignore Console configuration 6 Exit and reboot Enter your choice 1 6 3 4...

Страница 52: ... performing the hardware maintenance Otherwise the operator may get injured through an electric shock Wear an ESD preventive wrist strap and ESD preventive gloves during the hardware maintenance for the router and ensure that the strap makes a good skin contact For the device to operate normally use only the SDRAM provided by 3Com Corporation Opening the Cover of Router Chassis Use the following p...

Страница 53: ...ace the Boot ROM To replace the Boot ROM 1 Insert the top end of the chip extractor into the Boot ROM socket turn inward slightly withdraw the extractor upward and lift the Boot ROM out 2 Put the Boot ROM into the static shielding bag 3 Insert the end of the chip extractor into the socket of the new Boot ROM 4 Position the Boot ROM so that the beveled edge of the socket matches the beveled edge on...

Страница 54: ...NING THE ROUTER Closing the Router Chassis Cover To prevent cables from being pressed or cut off when you close the cover of the router chassis roll up all the cables and put them into the chassis before closing the cover ...

Страница 55: ...on is displayed on the console terminal If the configuration system has a fault the terminal may display nothing If the terminal does not display any information after the power on self test verify that The power system is normal The console cable is connected correctly If the power system is normal and the console cable is connected properly there may be something wrong with the console cable or ...

Страница 56: ... on the console terminal If the configuration system has a fault the terminal may display only illegible characters If the console terminal displays illegible characters after the POST verify that the HyperTerminal parameters are set properly as follows Baud 9600 Data bits 8 Stop bit 1 Parity None Flow control None Terminal emulation VT100 If the parameter settings do not match these values reconf...

Страница 57: ...cted Console Cable Table 1 describes the Console cable pinouts AUX Cable Table 2 describes the AUX cable pinouts Table 1 Console Cable Pinouts RJ 45 Signal Direction DB 25 DB 9 Signal 1 5 8 CTS 2 6 6 DSR 3 3 2 RXD 4 8 1 DCD 5 7 5 GND 6 2 3 TXD 7 20 4 DTR 8 4 7 RTS Table 2 AUX Cable Pinouts RJ 45 Signal Direction DB 25 DB 9 Signal 1 4 7 RTS 2 20 4 DTR 3 2 3 TXD 4 8 1 DCD 5 7 5 GND 6 3 2 RXD 7 6 6 D...

Страница 58: ...chromatogram given in this table to arrange the wires Otherwise communication quality will be affected even though the equipment at two ends is connected Table 3 Straight through Network Cable Pinouts RJ 45 Signal Category 5 twisted pair Signal Direction RJ 45 1 TX White Orange 1 2 TX Orange 2 3 RX White Green 3 4 Blue 4 5 White Blue 5 6 RX Green 6 7 White Brown 7 8 Brown 8 Table 4 Crossover Netwo...

Страница 59: ... 27 RxD TxD 3 RxD 2 RTS CTS 4 RTS 31 CTS RTS 5 CTS 6 DSR DTR 6 DSR 30 DCD LL 8 DCD 3 TxC NIL 15 TxC 28 RxC TxCE 17 RxC 1 LL DCD 18 LTST 26 DTR DSR 20 DTR 4 TxCE TxC 24 TxCE 50 GND 1 Shield_GND 7 GND 7 Circuit_GND Table 6 V 24 EIA TIA 232 DCE Cable Pinouts DB 50 Signal Signal Direction DB 25 Signal 5 TxD RxD 3 RxD 27 RxD TxD 2 TxD 2 RTS CTS 5 CTS 31 CTS RTS 4 RTS 26 DTR DSR 6 DSR 1 LL DCD 8 DCD 4 T...

Страница 60: ...K LT 15 TxD RxD P SD 39 TxD RxD S SD 20 RxD TxD R RD 44 RxD TxD T RD 16 TxCE TxC U SCTE 40 TxCE TxC W SCTE 19 RxC TxCE V SCR 43 RxC TxCE X SCR 18 TxC RxC Y SCT 42 TxC RxC AA SCT 50 GND A Shield_GND 7 GND B Circuit_GND 24 RxD REST GND 49 RxC REST GND 25 TxC REST GND Table 8 V 35 DCE cable Pinouts DB 50 Signal Signal Direction 34PIN Signal 31 CTS RTS C RTS 2 RTS CTS D CTS 26 DTR DSR E DSR 1 LL DCD F...

Страница 61: ...1 DTE Cable Pinouts DB50 Signal Signal Direction Signal DB15 7 GND Circuit GND 8 23 DTE DCE Circuit GND 8 50 GND Shield GND 1 10 RTS CTS Control 3 34 RTS CTS Control 10 38 CTS RTS Indication 5 14 CTS RTS Indication 12 20 RXD TXD Receiver 4 44 RXD TXD Receiver 11 15 TXD RXD Transmit 2 39 TXD RXD Transmit 9 19 RXC TXCE Timing 6 43 RXC TXCE Timing 13 Shielding sheath Shielding sheath Table 10 X 21 DC...

Страница 62: ...gnal DB15 Table 11 EIA TIA 449 DTE Cable Pinouts DB50 Signal Signal Direction Signal DB37 7 GND Circuit GND 19 23 DTE DCE Circuit GND 19 50 GND Sield GND 1 8 DTR DSR TR 12 32 DTR DSR TR 30 13 DSR DTR DM 11 37 DSR DTR DM 29 10 RTS CTS RS 7 34 RTS CTS RS 25 38 CTS RTS CS 9 14 CTS RTS CS 27 36 DCD DCD RR 13 12 DCD DCD RR 31 1 LL LL LL 10 20 RXD TXD RD 6 44 RXD TXD RD 24 15 TXD RXD SD 4 39 TXD RXD SD ...

Страница 63: ...CS 27 38 CTS RTS RS 7 14 CTS RTS RS 25 36 DCD DCD RR 13 12 DCD DCD RR 31 20 RXD TXD SD 4 44 RXD TXD SD 22 15 TXD RXD RD 6 39 TXD RXD RD 24 16 TXCE RXC RT 8 40 TXCE RXC RT 26 19 RXC TXCE TT 17 43 RXC TXCE TT 35 17 NIL TXC ST 5 41 NIL TXC ST 23 Shielding sheath Shielding sheath Table 13 EIA 530 DTE Cable Pinouts DB50 Signal Signal Direction Signal DB25 7 GND Circuit GND 7 23 DCE DTE Circuit GND 7 50...

Страница 64: ...TXCE RXC 17 43 RXC TXCE RXC 9 18 TXC NIL ST 15 42 TXC NIL ST 12 Shielding sheath Shielding sheath Table 13 EIA 530 DTE Cable Pinouts continued DB50 Signal Signal Direction Signal DB25 Table 14 T1 Cable Pinouts RJ 45 Straight through Shielded Network Cable Signal Description RJ 45 1 White Orange Rx Ring 1 2 Orange Rx Tip 2 3 White Green 3 4 Blue Tx Ring 4 5 White Blue Tx Tip 5 6 Green 6 7 White Bro...

Страница 65: ...ISDN Cable 65 ISDN U Interface Cable Pinouts Table 16 describes ISDN U interface cable pinouts Table 16 ISDN U Interface Cable Pinouts RJ45 Signal 1 2 3 4 Ring 5 Tip 6 7 8 ...

Страница 66: ...66 CHAPTER A OPTIONAL CABLE SPECIFICATIONS ...

Страница 67: ...n such as technical documentation and software library as well as support options that range from technical education to maintenance and professional services 3Com Knowledgebase Web Services The 3Com Knowledgebase is a database of technical information to help you install upgrade configure or support 3Com products The Knowledgebase is updated daily with technical information discovered by 3Com tec...

Страница 68: ...ble If you are unable to contact your network supplier seeSupport from 3Com for instructions on how to contact 3Com Support from 3Com If you are unable to obtain assistance from the 3Com online technical resources or from your network supplier 3Com offers email and telephone technical support services To find out more about your support options email or call the 3Com technical support services at ...

Страница 69: ...aysia New Zealand Pakistan Philippines Singapore S Korea Taiwan Thailand 1 800 678 515 61 2 9424 5179 or 000800 6501111 001 803 61 009 1800 801 777 0800 446 398 61 2 9937 5083 1235 61 266 2602 or 61 2 9937 5076 800 6161 463 00798 611 2230 or 02 3455 6455 0080 611 261 001 800 611 2000 Europe Middle East and Africa From anywhere in these regions call Austria Belgium Flemish Belgium French Denmark Fi...

Страница 70: ... Dominican Republic Guatemala Haiti Honduras Jamaica Martinique Mexico Nicaragua Panama Paraguay Peru Puerto Rico Salvador Trinidad and Tobago Uruguay Venezuela Virgin Islands 1 800 988 2112 0 810 444 3COM 1 800 998 2112 1 800 998 2112 1 800 998 2112 52 5 201 0010 1 800 998 2112 1 800 998 2112 0800 13 3COM 1 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 1 800 998 2112 AT T 800...

Страница 71: ...mish Belgium French Denmark Finland France Germany Hungary Ireland Israel Italy Luxembourg Netherlands Norway Poland Portugal South Africa Spain Sweden Switzerland U K 44 0 1442 435529 01 7956 7124 070 700 000 070 700 770 7010 7289 01080 2783 0825 809 622 01805 404 747 06800 14466 1800 509359 1800 943 2632 199 161346 800 29880 0900 777 7737 815 33 047 00800 441 1357 707 200 123 0800 991196 9 021 6...

Страница 72: ...2112 1 800 998 2112 52 5 201 0010 1 800 998 2112 1 800 998 2112 0800 13 3COM 1 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 1 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 57 1 657 0888 AT T 800 998 2112 1 800 998 2112 57 1 657 0888 01 800 849CARE AT T 800 998 2112 AT T 800 998 2112 54 11 4894 1888 AT T 800 998 2112 1 800 998 2112 AT T 800 998 2112 1 800 ...

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