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A-14

X.21 DTE and DCE Serial Cable Pinouts

Table A-17 lists pinouts for:

■

X.21 DTE synchronous serial cable (Part Number ERMX21-CAB)

■

X-21 DCE synchronous serial cable (Part Number ERFX21-CAB)

Table A-17

X.21 DTE and DCE Cable Pinouts (DB-15)

15 Pin

Signal

DTE DCE

Direction

J2-1

Shield GND

—

J2-2

J2-9

Transmit-

→
→

J2-3

J2-10

Control-

→
→

J2-4

J2-11

Receive-

←
←

J2-5

J2-12

Ind

Indication-

←
←

J2-6

J2-13

Timing-

←
←

J2-8

Shield

Circuit GND

—

Any pin not referenced is not connected.

Содержание 2103R-CSDI

Страница 1: ... EDGE ROUTER MODULE INSTALLATION GUIDE FOR ETHERNET Part No 17 00590 3 Published August 1996 ...

Страница 2: ...ipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case you must correct the interference at your own expense...

Страница 3: ...o are trademarks of Digital Equipment Corporation Hayes is a registered trademark of Hayes Microcomputer Products OpenView is a registered trademark of Hewlett Packard Company Intel is a registered trademark of Intel Corporation AIX IBM and NetView are registered trademarks of International Business Machines Corporation Microsoft MS DOS and Windows are registered trademarks of Microsoft Corp Motor...

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Страница 5: ...Edge Router Module Architecture 1 3 Edge Router Module Features 1 5 Software Options 1 5 Topology Switching 1 7 Network Reliability 1 7 IOS Router Software Updates 1 8 Memory Upgrades 1 9 2 INSTALLING THE EDGE ROUTER MODULE Installation Flowchart 2 2 Precautionary Procedures 2 3 Quick Installation 2 3 Quick Installation for Unmanaged Hubs 2 4 Quick Installation for Managed Hubs 2 5 Unpacking Proce...

Страница 6: ...Commands 3 2 Using ONdemand NCS 3 3 Carrier Configuration Tasks 3 3 Attaching a Management Terminal 3 3 Configuring the Carrier in a Managed ONline Hub 3 4 Selecting a Network 3 4 Saving the Configuration 3 4 Configuring the Carrier in a Managed ONcore Hub 3 5 ONcore Carrier Configuration Sources 3 5 DMM Settings 3 5 Carrier NVRAM Settings 3 6 Carrier DIP Switch Settings 3 6 Carrier Default Settin...

Страница 7: ... 4 Correcting Operating Malfunctions 5 5 A SPECIFICATIONS General Specifications A 2 Electrical Specifications A 2 Environmental Specifications A 3 Mechanical Specifications A 3 Hub Capacities A 4 ONline Hub Capacities A 4 ONcore Hub Capacities A 4 Cable Pinouts A 5 Console Port Pinouts A 6 DTE Console Port A 6 Mini DIN to DB 25 Modem Cable A 7 Auxiliary Port Pinouts A 8 Mini DIN to DB 25 Modem Ca...

Страница 8: ...ss by Digital Modem B 2 World Wide Web Site B 3 3ComForum on CompuServe B 3 3ComFacts Automated Fax Service B 3 Support From Your Network Supplier B 4 Support From 3Com Corporation B 5 Returning Products for Repair B 5 Accessing the 3Com ISD MIB B 6 Contacting 3Com ISD Technical Publications B 6 INDEX LIMITED WARRANTY ...

Страница 9: ...ed hardware installer or service personnel How to Use This Guide Table 1 shows the location of specific information Table 1 How to Use This Guide If you are looking for Turn to General information about the Edge Router module Chapter 1 Description of the module architecture Typical applications of the Edge Router module Features of the Edge Router module An overview of the installation and configu...

Страница 10: ... the guide Appendixes A B Table 1 How to Use This Guide continued Table 2 Graphic Conventions Icon Type Description Information Note Information notes call attention to important features or instructions Caution Cautions alert you to personal safety risk system damage or loss of data Warning Warnings alert you to the risk of severe personal injury Table 3 Text Conventions Convention Description En...

Страница 11: ...is provided However you can enter the abbreviated form of a command by typing only the uppercase portion and supplying the appropriate port path address value and so on You can enter the command in either upper or lowercase letters at the prompt Text represented as screen display This typeface is used to represent displays that appear on your terminal screen For example NetLogin Text represented a...

Страница 12: ...n installation and configuration This guide also describes the software commands associated with the Management Module ONcore Switching Hub Installation and Operation Guide Provides information on the installation operation and configuration of the ONcore Switching Hub This guide also describes the principal features of the ONcore Fault Tolerant Controller Module ONcore Distributed Management Modu...

Страница 13: ...ed background information Case J Fedor M Scoffstall M and J Davin The Simple Network Management Protocol RFC 1157 University of Tennessee at Knoxville Performance Systems International and the MIT Laboratory for Computer Science May 1990 Rose M and K McCloghrie Structure and Identification of Management Information for TCP IP based Internets RFC 1155 Performance Systems International and Hughes LA...

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Страница 15: ...mation on the following topics Edge Router Module Operation Edge Router Module Architecture Edge Router Module Operation The Edge Router module Figure 1 1 is designed to Connect corporate networks and increase wide area connectivity Support both synchronous and asynchronous routing over serial links using one local area network LAN and up to three wide area network WAN connections Provide flexible...

Страница 16: ...ndard software and fully interoperates with the 3Com ONline Ethernet Router Module Cisco local and remote router servers such as the AGS MGS and the Cisco 3000 4000 4500 and 7000 series routers Edge Router Module Console Port High Speed WAN Port High Speed WAN Port Auxiliary Port Network Backplane Ethernet LAN ...

Страница 17: ...onnects the carrier to the engine Both the carrier and the engine have an interface connector The engine mounts to one of three carrier types to form an Edge Router module for the ONline or ONcore hub products The ONline Edge Router module can also be installed in an ONcore Switching Hub For detailed information on installing ONline modules in ONcore switching hubs refer to the ONcore Switching Hu...

Страница 18: ...1 2 shows the architecture of each Edge Router module type Figure 1 2 Edge Router Module Architecture ONline carrier ONline System Concentrator Edge Router module engine Edge Router module engine ONcore carrier ONcore Integrated System ...

Страница 19: ...ncluding Software Options Topology Switching Network Reliability IOS Router Software Updates Memory Upgrades Software Options The Edge Router module is available with one of the following software feature sets IP IPX Desktop Desktop plus IBM Enterprise The components that make up each software feature set are listed in Table 1 1 ...

Страница 20: ...SDN SMDS WAN Optimization Header and link compression dial on demand dial backup bandwidth on demand custom and priority queuing access lists access security IP Routing RIP IGRP Enhanced IGRP OSPF BGP EGP PIM Includes standard features plus ES IS and IS IS IBM Support N A N A Remote source route bridging proxy explorer local acknowledgement SNA local LU address prioritization administrative filter...

Страница 21: ...ting or bridging functions to a different network within an ONline or ONcore hub You can enter a command through one of the 3Com management modules and the network change is made automatically Network Reliability The Edge Router module lets you implement several levels of reliability in your network as follows By routing the Edge Router module s serial and auxiliary ports in parallel you can creat...

Страница 22: ...ase of IOS software by downloading new code to flash memory on the module New updates are shipped automatically as part of the 3Com 1 year Router Software Subscription Service or you can purchase it from 3Com as a single unit update Ethernet LAN WAN Port Aux Port Public Dial Up Link Secondary Link Primary Link Switched Telephone Network Remote Site Main Site WAN Port Console Port Edge Router Modul...

Страница 23: ... provides the capability to increase memory to meet the requirements of large routing table configurations Memory is configured on the Edge Router module to match the requirements of the selected IOS software feature set Table 1 2 lists the base memory configurations for each software feature set Table 1 2 Memory Configurations Memory Type Feature Set IP IPX Desktop Desktop plus IBM Enterprise IOS...

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Страница 25: ...ains the following sections Installation Flowchart Precautionary Procedures Quick Installation Unpacking Procedures Verifying Jumper Plug Positions Configuring DIP Switches Installing the ONline Edge Router Module Installing the ONcore Edge Router Module ...

Страница 26: ...Installing and Configuring the Edge Router Module Managed Hub Read Precautionary Procedures page 2 3 Experienced installer Go to Quick Installation page 2 3 Unpack the Edge Router module page 2 6 Configure DIP switches page 2 8 Configure the carrier using management commands page 3 2 Configure the Edge Router engine page 3 9 Installation complete Yes Yes No No Install the Edge Router module page 2...

Страница 27: ...foot strap and grounded mat or wear a grounded static discharge wrist strap Touch a grounded source just before you remove the Edge Router module from the shipping carton Quick Installation This section outlines the steps necessary to complete the installation of the Edge Router module in unmanaged or managed ONline or ONcore hubs If you are already familiar with the procedures required to install...

Страница 28: ...Verifying Jumper Plug Positions on page 2 7 3 Configure the carrier for operation in an unmanaged hub using DIP switch settings Configuring DIP Switches on page 2 8 4 Insert the module into an open slot in the hub The appropriate installation instructions for your hub type in this chapter 5 Attach a management terminal to the Edge Router module console port Configuring the Edge Router Engine on pa...

Страница 29: ...e appropriate installation instructions for your hub type in this chapter 4 Configure the carrier for possible operation in an unmanaged hub Configuring DIP Switches on page 2 8 5 Attach a management terminal to the Edge Router console port Configuring the Edge Router Engine on page 3 9 6 Configure the carrier using network management commands Configuring the Carrier in a Managed ONline Hub on pag...

Страница 30: ...Touch a grounded source just before you remove the Edge Router module from the carton CAUTION To avoid damaging the Edge Router module with ESD use proper grounding techniques Remove the module from the antistatic bag and inspect it for damage Always handle modules by the faceplate being careful not to touch the components If the module appears to be damaged return it to the antistatic shielding b...

Страница 31: ... restore the settings to the required positions CAUTION If you modify any of the factory set jumper positions the Edge Router module may not operate properly Table 2 3 lists the default jumper plug positions for the Edge Router module If you suspect that any of the jumper positions have been changed verify the plug positions using Table 2 3 Table 2 3 Default Jumper Plug Settings Jumper Jumper Plug...

Страница 32: ...vent of management module failure This section describes Configuring the ONline Carrier DIP Switches Configuring the ONcore Carrier DIP Switches Configuring the ONline Carrier DIP Switches ONline carrier DIP switches let you select the backplane network used by the Edge Router module Modules set to the same network in the hub can communicate with each other The ONline Edge Router module can also b...

Страница 33: ...ter module from all backplane networks set the DIP switches to the Isolated position as defined in Table 2 4 Configuring the ONcore Carrier DIP Switches ONcore carrier DIP switches allow you to set the following configuration parameters Table 2 4 ONline Network Selection DIP Switch Settings Network Selection Switch Settings Switch 1 Switch 2 Switch 3 Switch 4 Ethernet_1 default ON ON ON ON Etherne...

Страница 34: ...bling or Disabling NVRAM Configuration Two NV SEL DIP switches control whether the ONcore Edge Router module uses configuration settings stored in NVRAM non volatile memory Switch 4 provides the NVRAM selection for engine bay 1 top Switch 9 provides the NVRAM selection for engine bay 2 bottom CH SEL 0 CH SEL 1 CH SEL 2 CH SEL 3 NV SEL CH SEL 0 CH SEL 1 CH SEL 2 CH SEL 3 NV SEL ENG 2 ENG 1 0 1 2 3 ...

Страница 35: ...ettings are enabled 1 To select a network Set the switches according to Table 2 5 Switch combinations not listed in Table 2 5 select Isolate_1 2 Disable NVRAM by setting the NV SEL DIP switch to the off position Table 2 5 ONcore Network Selection DIP Switch Settings Network Selection Switch Settings CH SEL 0 CH SEL 1 CH SEL 2 CH SEL 3 Ethernet_1 default ON ON ON ON Ethernet_2 OFF ON ON ON Ethernet...

Страница 36: ...e Router module You can insert the module while the hub is operating this is called a hot swap To install the Edge Router module in an ONline hub 1 Use one of the following proper grounding techniques when you install the Edge Router module Properly ground yourself prior to handling the module Attach a static wrist guard to yourself or touch a grounded static mat prior to handling the module 2 Loc...

Страница 37: ... proper grounding techniques when you install the Edge Router module Properly ground yourself prior to handling the module Attach a static wrist guard to yourself or touch a grounded static mat prior to handling the module If you already have a management terminal connected to your ONcore hub you can verify the hub has enough power for the new Edge Router module by entering the SHOW POWER BUDGET c...

Страница 38: ...E 3 Insert the module into the board guides at the top and bottom of the slot and slide it into the hub by pressing firmly at a point slightly below the center of the faceplate Figure 2 5 Figure 2 5 Installing the Edge Router Module in an ONcore Hub ...

Страница 39: ...le 2 15 4 Close the ejectors Figure 2 6 Figure 2 6 Opened and Closed Module Ejectors 5 Using your fingers tighten the two spring loaded screws on the front of the Edge Router module faceplate do not overtighten Opened ejector Closed ejector ...

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Страница 41: ... Managed ONline Hub Configuring the Carrier in a Managed ONcore Hub Configuring the Edge Router Engine If you are installing the Edge Router module in an unmanaged ONline or ONcore hub you must configure the carrier using DIP switches Refer to Configuring DIP Switches on page 2 8 When you finish setting the DIP switches go to Configuring the Edge Router Engine on page 3 9 ...

Страница 42: ...oken Ring Management Module TRMM running software Version v3 30 or later installed in the same hub as the Edge Router module ONcore A Distributed Management Module DMM running software Version v2 30 or later installed in the same hub as the Edge Router module Using Management Commands You can use management commands to make basic changes to carrier configuration settings For complete instructions ...

Страница 43: ...er in a managed hub 1 Attach a management terminal to the console port of the network management module TRMM DMM or EMM 2 Use the management terminal to configure the carrier using 3Com network management commands Attaching a Management Terminal Use a terminal or workstation running a terminal emulation program to configure the Edge Router carrier Attach a terminal to a port on the network managem...

Страница 44: ...he carrier module port to One of three Ethernet backplane networks Isolated mode For details on backplane networks refer to the ONline System Concentrator Installation and Operation Guide Document Number 17 00417 To assign the carrier module ports to a network using the network management software use the following command ONline set port slot port network ethernet_1 _3 isolated_1 For example the ...

Страница 45: ...a Network Saving the Configuration When you install the carrier in a hub with a management module installed the network defaults to isolated mode Isolate_1 You must assign a network as described in the sections that follow ONcore Carrier Configuration Sources In a managed hub a hub with a DMM installed the ONcore carrier obtains its configuration settings from one of the following sources DMM sett...

Страница 46: ...ger to change a carrier configuration setting For example if you use the SET PORT NETWORK command to change a carrier port network assignment the carrier stores the new network assignment in its NVRAM The carrier stores the new setting as soon as you issue the command The SAVE command does not affect the contents of NVRAM The DMM sends configuration settings to the carrier during a hot swap For a ...

Страница 47: ...ier The new carrier saves the settings in its NVRAM The DMM transfers the configuration to the new carrier only if it has a saved configuration for the old carrier installed in that slot The DMM saves the configuration when you perform one of the following Issue the SAVE command Use SNMP to make the configuration changes to the carrier The DMM automatically saves the changes Reset or power cycle t...

Страница 48: ...ly initialized when you install the carrier module Selecting a Network The Edge Router engine connects to an Ethernet network through a backplane port on the ONcore carrier A base engine installed in ONcore carrier engine bay 1 uses carrier backplane port 1 A base engine installed in ONcore carrier engine bay 2 uses carrier backplane port 5 You can assign a carrier backplane port to One of eight E...

Страница 49: ...figuration changes ONcore save all If you do not save module settings you may lose configuration data Configuring the Edge Router Engine Configure the Edge Router engine parameters using a management terminal attached to either the console port or the auxiliary port This section includes the following topics Attaching a Terminal to the Console Port Using the Terminal to Configure the Edge Router E...

Страница 50: ... RS 232 null modem cable coming from your terminal Figure 3 2 shows the terminal connections to both the management module and the Edge Router console port Figure 3 2 Terminal Connections Configure module to network Report module status Configure LAN Access module Configure the Edge Router engine Assign Edge Router module to network and report module status ...

Страница 51: ...e configuration Using the Terminal to Configure the Edge Router Engine Edge Router engine documentation is included on the Cisco Systems CD ROM that is shipped with the Edge Router module Refer to the Cisco Router Products Configuration and Reference Guide for information on configuring parameters for the Edge Router module Table 3 2 Console Port Information Interface Connector Transmission Type P...

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Страница 53: ...When you install the Edge Router module in the hub 1 The Router Status RTR LED is off if the router is booting initializing 2 The Router Status RTR LED illuminates once the router boot software is running 3 The Module Status S LED blinks while the module is attempting communication with the carrier board 4 The Module Status S LED stays illuminated once communication is established with the carrier...

Страница 54: ...G EDGE ROUTER MODULE OPERATION Figure 4 1 Edge Router Module LEDs RTR S EO Reset CONSOLE AUX S0 ACT S1 ACT 2103R CS Router Status Module Status Ethernet Reset Serial Port 0 Serial Port 1 Activity Activity Activity Pushbutton ...

Страница 55: ...Name Color State Indicates S Module Status Green Blinking The module is in boot mode and is attempting communication with the carrier board On Remains lit as long as there is active communication with the carrier board RTR Router Status Green On Router is functioning properly Off or Blinking Router is not functioning Replace the module E0 Activity Ethernet Activity Yellow Blinking Traffic is being...

Страница 56: ...e ONdeck Ethernet Carrier Module Boot Version v1 00 ENGINE 1 Model Number 2103R CSDI Description Edge Rtr DIBMSW Expansion Module Model Number Native Software Version v10 03 Native Boot Software Version v4 14 IP Default Gateway 0 0 0 0 Mailbox Version 0 00 0 No Backplane Ports 1 No Front Ports 2 Engine Status OKAY NVRAM Dip Switch State DISABLED Module Capabilities MACCFG IPCFG ENGINE 2 Model Numb...

Страница 57: ...skSW Module Capabilities MACCFG IPCFG No Front Panel Ports 2 Boot Version v1 01 Native Software Version x10 00 Native Boot Software Version x51 30 No_Verbose is the default option for the SHOW MODULE command Use the No_Verbose option to display summary information for the carrier The following command displays summary information for an Edge Router module installed in slot 1 of an ONcore hub ONcor...

Страница 58: ... Module 6102M SDEK Port Mode Status Network General Information 01 01 LOGICAL OKAY ETHERNET_4 2103R CSDI Port Connector BACKPLANE IP Address 2 0 0 2 Subnetwork Mask ff 00 00 00 Station Address 00 00 0c c0 3d 63 Dip Network Setting ETHERNET_4 The following command displays verbose information for port 1 on an Edge Router module installed in slot 4 of an ONline hub ONline show port 4 1 verbose Port ...

Страница 59: ...ption to display summary information for the carrier ports The following command displays summary information for port 1 on an Edge Router module installed in slot 1 of an ONcore hub ONcore show port 1 1 Port Display for Module 6102M SDEK Port Mode Status Network General Information 01 01 LOGICAL OKAY ETHERNET_4 2103R CSDI ...

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Страница 61: ...hapter you cannot correct the problem contact your 3Com representative for further assistance For software related troubleshooting information refer to the appropriate Cisco Systems manual This chapter contains the following sections Troubleshooting Startup Problems Troubleshooting Network Connectivity Problems Troubleshooting WAN Connectivity Problems Correcting Operating Malfunctions ...

Страница 62: ...lems ONline and ONcore Edge Routers use a hardware mailbox interface that allows the Cisco engine to communicate with the 3Com carrier board during powerup If the 3Com mailbox does not establish communication with the engine the following message is reported to the engine console port MAILBOX 3 INITFAIL Mailbox initialization failure Not getting interrupts Mailbox offline If you see this message c...

Страница 63: ...e backplane network channel Using the Cisco terminal interface verify that the following parameters are set correctly IP address Subnet mask Default gateway Use the ping utility to confirm that there is network connectivity Use the cisco show interfaces ethernet 0 command to verify that the interface is up and running This command reports Ethernet statistics that aid you in troubleshooting the net...

Страница 64: ...specifications and pinouts If you are using a DCE cable Verify that a clock rate is defined in the router WAN interface configuration DTE cable Verify that no clock rate is defined in the router WAN interface configuration Verify that the cable s 60 pin WAN connector is not plugged in backwards Ensure that the router configuration does not have a SHUTDOWN command associated with the interface Veri...

Страница 65: ... another device Select another outlet on a different circuit if necessary Attached terminal does not operate The terminal is malfunctioning Follow the troubleshooting procedures recommended by the terminal manufacturer Cables are unattached Make sure that the cable connections at both ends are secure Cables are not the correct type Make sure that the cable attached to the terminal conforms to the ...

Страница 66: ...ctly If the terminal still does not respond to commands power off the terminal and disconnect the keyboard cable Then reattach the keyboard cable and power on the terminal The console port is malfunctioning Check the state of the LEDs on the front of the module as shown in Table 4 1 If the LEDs indicate a problem contact your supplier for assistance Table 5 1 Troubleshooting Malfunctions continued...

Страница 67: ...ix contains the hardware specifications for the 3Com Edge Router module in the following sections General Specifications Electrical Specifications Environmental Specifications Mechanical Specifications Hub Capacities Cable Pinouts ...

Страница 68: ... PROM or Flash expandable to 8 MB 32 KB non volatile configuration RAM Network Interface Options 1 Ethernet and 2 synchronous serial Ethernet Interface Backplane connection Synchronous Serial Interfaces RS 232 RS 449 V 35 X 21 NRZ NRZI and DTE DCE EIA 530 NRZ NRZI and DTE All serial cables use a DB 60 connector Console and Auxiliary Ports Asynchronous serial mini DIN Table A 2 Power Requirements b...

Страница 69: ...nvironmental Specifications Operating Temperature 0 to 50 C 32 to 122 F Storage Temperature 10 to 66 C 22 to 138 F Humidity Less than 95 noncondensing Table A 4 BTU hr Calculations Hub Type BTU hr ONline 68 28 ONcore 68 28 Table A 5 Mechanical Specifications Hub Type Dimensions ONline Width 1 0 Length 10 275 Height 8 5 Weight 1 5 lbs ONcore Width 1 0 Length 10 275 Height 14 37 Weight 2 0 lbs ...

Страница 70: ...t or 17 slot hub Table A 6 ONline Module Restrictions ONline System Concentrator Model Numbers Power Watts Maximum Number of Modules both serial ports in use Maximum Number of Modules one serial port in use 17 Slot Concentrator 5017C 325 5 10 6 Slot Concentrator 5006C and 5006C FT 200 3 6 Table A 7 ONcore Hub Capacities for ONcore Modules Number of Power Supplies Slots per Hub Maximum Number of Mo...

Страница 71: ... can purchase the 3Com OpenHub Management Cable Part Number OHPMGT CAB The OpenHub Management Cable has a Mini DIN connector Plugs into the console or auxiliary port on the Edge Router module DB 25 connector Plugs into the cable of the peripheral device To connect the mini DIN to DB 25 cable to another DTE device use a null modem adapter Table A 8 ONcore Hub Capacities for ONline Modules Number of...

Страница 72: ...t Pinouts This section lists the cable pinouts for the DTE console port Mini DIN to DB 25 modem cable DTE Console Port Table A 9 lists pinouts for the console port on the Edge Router module Table A 9 Console Port Pinouts DTE Pin Signal Input Output 1 DTR Output 2 Not Connected 3 TXD Output 4 GND 5 RXD Input 6 Not Connected 7 DCD Input 8 Not Connected ...

Страница 73: ...ole port pinouts for the 3Com OpenHub Management Cable mini DIN to DB 25 modem adapter cable Table A 10 Console Port Pinouts Mini DIN to DB 25 Modem Cable Mini DIN DB 25 Input Output Pin Signal Pin Signal 1 DTR 20 DTR Output 2 Not Connected 5 CTS 3 TXD 2 TXD Output 4 GND 7 GND 5 RXD 3 RXD Input 6 Not Connected 4 RTS 7 DCD 8 DCD Input 8 Not Connected 17 RTXC 1 2 3 4 5 6 7 8 ...

Страница 74: ...IN to DB 25 modem adapter cable Table A 11 Auxiliary Port Pinouts DTE Pin Signal Input Output 1 DTR Output 2 CTS Input 3 TXD Output 4 GND 5 RXD Input 6 RTS Output 7 DCD Input 8 Not Connected Table A 12 Auxiliary Port Pinouts Mini DIN to DB 25 Modem Cable Mini DIN DB 25 Input Output Pin Signal Pin Signal 1 DTR 20 DTR Output 2 CTS 5 CTS Input 3 TXD 2 TXD Output 4 GND 7 GND 5 RXD 3 RXD Input 6 RTS 4 ...

Страница 75: ...rial Cable Pinouts RS 232 DTE and DCE Serial Cable Pinouts RS 449 DTE and DCE Serial Cable Pinouts V 35 DTE and DCE Serial Cable Pinouts X 21 DTE and DCE Serial Cable Pinouts In the following tables serial pinouts for DTE and DCE cables use arrows to indicate signal direction indicates DTE to DCE indicates DCE to DTE All serial cables have a DB 60 connector on the module end The following pinouts ...

Страница 76: ... Shield J2 8 J2 10 CF A DCD CF B DCD J2 2 J2 14 BA A TxD BA B TxD J2 15 J2 12 DB A TxC DB B TxC J2 3 J2 16 BB A RxD BB B RxD J2 17 J2 9 DD A RxC DD B RxC J2 4 J2 19 CA A RTS CA B RTS J2 18 J2 7 LL Circuit GND J2 5 J2 13 CB A CTS CB B CTS J2 20 J2 23 CD A DTR CD B DTR J2 6 J2 22 CC A DSR CC B DSR J2 24 J2 11 DA A TxCE DA B TxCE 1 Any pin not referenced is not connected 2 The EIA 530 interface canno...

Страница 77: ...er ERF232 CAB Table A 14 RS 232 DTE and DCE Cable Pinouts DB 25 25 Pin1 Signal DTE DCE Direction 25 Pin Signal DTE DCE Direction J2 1 Shield GND J2 7 Shield Circuit GND J2 2 Shield TxD J2 8 Shield DCD J2 3 Shield RxD J2 15 Shield TxC J2 4 Shield RTS J2 17 Shield RxC J2 5 Shield CTS J2 18 Shield LTST J2 6 Shield DSR J2 20 Shield DTR J2 24 Shield TxCE 1 Any pin not referenced is not connected ...

Страница 78: ... Number ERF449 CAB Table A 15 RS 449 DTE and DCE Cable Pinouts DB 37 37 Pin1 Signal DTE DCE Direction 37 Pin Signal DTE DCE Direction J2 1 Shield GND J2 9 J2 27 CS CS J2 4 J2 22 SD SD J2 10 J2 37 LL SC J2 5 J2 23 ST ST J2 11 J2 29 DM DM J2 6 J2 24 RD RD J2 12 J2 30 TR TR J2 7 J2 25 RS RS J2 13 J2 31 RR RR J2 8 J2 26 RT RT J2 17 J2 35 TT TT J2 19 SG J2 20 RC 1 Any pin not referenced is not connecte...

Страница 79: ...AB Table A 16 V 35 DTE and DCE Cable Pinouts Winchester Type 34 Pin 34 Pin1 Signal DTE DCE Direction 34 Pin Signal DTE DCE Direction J2 A Frame GND J2 H Shield DTR J2 B Shield Circuit GND J2 K Shield LT J2 C Shield RTS J2 P J2 S SD SD J2 D Shield CTS J2 R J2 T RD RD J2 E Shield DSR J2 U J2 W SCTE SCTE J2 F Shield RLSD J2 V J2 X SCR SCR J2 Y J2 AA SCT SCT 1 Any pin not referenced is not connected ...

Страница 80: ... 21 DCE synchronous serial cable Part Number ERFX21 CAB Table A 17 X 21 DTE and DCE Cable Pinouts DB 15 15 Pin1 Signal DTE DCE Direction J2 1 Shield GND J2 2 J2 9 Transmit Transmit J2 3 J2 10 Control Control J2 4 J2 11 Receive Receive J2 5 J2 12 Indication Indication J2 6 J2 13 Timing Timing J2 8 Shield Circuit GND 1 Any pin not referenced is not connected ...

Страница 81: ...SD MIB Contacting 3Com ISD Technical Publications Online Technical Services 3Com offers worldwide product support 7 days a week 24 hours a day through the following online systems 3Com Bulletin Board Service 3ComBBS World Wide Web site 3ComForum on CompuServe 3ComFactsSM automated fax service 3Com Bulletin Board Service 3ComBBS contains patches software and drivers for all 3Com products as well as...

Страница 82: ...call the following number 408 654 2703 Country Data Rate Telephone Number Australia up to 14400 bps Sydney 61 2 9937 5000 Melbourne 61 3 9653 9515 France up to 14400 bps 33 1 69 86 69 54 Germany up to 9600 bps 49 89 627 32 188 or 49 89 627 32 189 Hong Kong up to 14400 bps 852 2501 1111 Italy fee required up to 14400 bps 39 2 273 00680 Japan up to 14400 bps 81 3 3345 7266 Singapore up to 14400 bps ...

Страница 83: ...vice containing patches software drivers and technical articles about all 3Com products as well as a messaging section for peer support To use 3ComForum you need a CompuServe account To use 3ComForum 1 Log in to CompuServe 2 Enter go threecom 3 Press Return to view the 3ComForum main menu 3ComFacts Automated Fax Service 3Com Corporation s interactive fax service 3ComFacts provides data sheets tech...

Страница 84: ...k supplier for assistance have the following information ready Diagnostic error messages A list of system hardware and software including revision levels Details about recent configuration changes if applicable If you are unable to contact your network supplier refer to the following section on contacting 3Com Country Telephone Number Country Telephone Number Australia 800 123853 Netherlands 06 02...

Страница 85: ...t the sender s expense To obtain an RMA number call or fax Country Telephone Number Country Telephone Number Australia Sydney 61 2 9937 5000 Japan 81 3 3345 7251 Melbourne 61 3 9653 9515 Mexico 525 531 0591 Belgium 0800 71429 Netherlands 06 0227788 Brazil 55 11 546 0869 Norway 800 13376 Canada 905 882 9964 Singapore 65 538 9368 Denmark 800 17309 South Africa 27 11 803 7404 Finland 0800 113153 Spai...

Страница 86: ...et e mail address as the password for example jdoe company com 4 Change to the mib or schema directory using the cd pub mibs or cd pub mibs schemas command 5 To view the 3Com MIB OID or schema entries enter the dir command To pause the display press Ctrl S To continue the display press Ctrl Q 6 Copy the MIB OID or schema files to your current directory using the appropriate command for example get...

Страница 87: ...ttaching terminal 3 3 managed hub overview 3 2 managed ONcore carrier 3 5 to 3 9 managed ONline carrier 3 4 management agents 3 2 NVRAM settings 2 10 3 6 ONcore carrier default settings 3 6 ONcore carrier DIP switches 2 10 ONcore DMM settings 3 5 ONcore sources 3 5 ONline carrier DIP switches 2 9 unmanaged ONcore hub 2 9 to 2 11 unmanaged ONline hub 2 8 Console port 3 9 specifications 3 11 trouble...

Страница 88: ...e LEDs interpreting 4 3 Module Status S LED 5 2 N Network connectivity problems troubleshooting 5 3 Network reliability 1 7 Network selection ONcore carrier DIP switches 2 11 ONcore management commands 3 8 ONline carrier DIP switches 2 9 ONline management commands 3 4 Network supplier support B 4 NVRAM 2 10 NVRAM settings enabling or disabling 2 10 3 6 O ONcore carrier configuration sources 3 8 ca...

Страница 89: ... 8 Specifications hardware A 2 Status showing 4 3 T Technical support B 1 Topology switching 1 7 Troubleshooting carrier problems 5 2 mailbox problems 5 2 network connectivity problems 5 3 operating malfunctions 5 5 to 5 6 router problems 5 2 startup problems 5 2 WAN connectivity problems 5 4 U Unmanaged hub ONcore carrier 2 9 ONline carrier 2 8 Unpacking 2 6 Update kits software 1 8 Upgrading fir...

Страница 90: ......

Страница 91: ...e Center within the warranty period Products returned to 3Com s Corporate Service Center must be pre authorized by 3Com with a Return Material Authorization RMA number marked on the outside of the package and sent prepaid insured and packaged appropriately for safe shipment The repaired or replaced item will be shipped to Customer at 3Com s expense not later than thirty 30 days after receipt of th...

Страница 92: ...GOVERNING LAW This Limited Warranty shall be governed by the laws of the state of California 3Com Corporation 5400 Bayfront Plaza Santa Clara CA 95052 8145 408 764 5000 3 18 96 ...

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