Page 3 - VCCI Class 1 Compliance; Disclaimer; Copyright Statement
VCCI Class 1 Compliance This equipment is in the 1st Class category (information equipment to be used in commercial or industrial areas) and conforms to the standards set by the Voluntary Control Council for Interference by Information Technology Equipment aimed at preventing radio interference in c...
Page 4 - Trademarks
Trademarks Because of the nature of this material, numerous hardware and software products are mentioned by name. In most, if not all cases, these product names are claimed as trademarks by the companies that manufacture the products. It is not our intent to claim these names or trademarks as our ow...
Page 5 - Contents
Contents Chapter 1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 6412M-25-TP Module Features . . . . . . . . . . . . . . . . . . . . . . . 1-1 Module Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 Interfaces Supported . . . . . . . . . . . . . . . . ....
Page 7 - Figures
Figures 1-1. ATM Campus Networking . . . . . . . . . . . . . . . . . . . . . 1-4 2-1. Installing the Module in an ONcore Hub . . . . . . . . . . . . 2-5 2-2. ONcore Module Ejectors . . . . . . . . . . . . . . . . . . . . . 2-6 2-3. Removing a Blank Panel . . . . . . . . . . . . . . . . . . . . . 2-7...
Page 9 - Tables
Tables 2-1. Installation Steps . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 2-2. UTP/FTP/STP Cabling Details . . . . . . . . . . . . . . . . . 2-11 2-3. ATM Device Cabling Distances . . . . . . . . . . . . . . . . 2-12 2-4. RJ-45 Connector-Pin Signal Assignments . . . . . . . . . . 2-15 2...
Page 11 - How to Use This Guide; Who Should Use This Guide
How to Use This Guide This guide presents information on how to install and configure the 3Com ONcore ATM I/O Module (6412M-25-TP) in the ONcore Integrated System Hub or CELLplex 4000 expansion unit. It describes how to: Plan and set up valid links in an ONcore hub or CELLplex 4000 based ATM subnetw...
Page 12 - Contents of This Guide
Contents of This Guide This guide contains four chapters and three appendixes: Chapter 1, Overview gives an overview of the main functions of the 6412M-25-TP module and the ATM interface used by ONcore 12-Port 25 Mbps ATM I/O Module ports to interconnect user devices to an ATM campus network. Chapte...
Page 14 - Conventions Used in This Guide
Conventions Used in This Guide The following text conventions are used in this guide: Text Convention Meaning Example Bold Text emphasis Selective backpressure temporarily stops one virtual connection. Global backpressure temporarily stops an ATM link. Italics Special term This is known as a hot swa...
Page 15 - Related Documents; Com Documents
Related Documents This section provides information on supporting documentation, including: 3Com Documents Reference Documents 3Com Documents The following documents provide additional information on 3Com products: ONcore Integrated System Hub Installation and Operation Guide - Provides information ...
Page 16 - Reference Documents
Reference Documents The following documents supply related background information: Case, J., Fedor, M., Scoffstall, M., and Davin, J., The Simple Network Management Protocol, RFC 1157, University of Tennessee at Knoxville, Performance Systems International and the MIT Laboratory for Computer Science...
Page 20 - Figure
Using the 6412M-25-TP Module for ATM CampusNetworking The 6412M-25-TP module can be used as a link to an ATM campus network by allowing workstations, servers, and other ATM devices to communicate with the network. Figure 1-1. ATM Campus Networking 1-4 25 Mbps ATM Module - Installation and User's Gui...
Page 21 - Before You Unpack the Module
Chapter 2. Installation This chapter describes how to unpack, install, and connect ATM devices to the 6412M-25-TP module. Before You Unpack the Module Take the following precautions before unpacking the 6412M-25-TP module: Do not remove the 6412M-25-TP module from its anti-static shielding bag until...
Page 22 - Unpacking the Module
Unpacking the Module To unpack the 6412M-25-TP module, follow these steps: 1. Verify that the 6412M-25-TP module is the correct model by matching the model number listed on the side of the shipping carton to the model number you ordered. Note: The product model number printed on the shipping box dif...
Page 23 - Installation Summary
Installation Summary Note: The installation activities described in the following sections should be undertaken by TRAINED SERVICE PERSONNEL ONLY. Table 2-1 lists the steps to follow to install the 6412M-25-TP module. Each step is described in detail in this chapter. Note: Before installing an 6412M...
Page 24 - Installation; Installing the Module in an ONcore Hub
Installation You can install the 6412M-25-TP module while the ONcore hub or CELLplex 4000 expansion unit are powered on. Installing the Module in an ONcore Hub To install a 6412M-25-TP module in an ONcore hub, follow these steps: 1. Locate a vacant slot in positions 1 to 8 (or 12 to 17 in 17 slot mo...
Page 27 - Installing the Module in a CELLplex 4000 Expansion Unit
Installing the Module in a CELLplex 4000 Expansion Unit To install a 6412M-25-TP module in a CELLplex 4000 expansion unit, follow these steps: 1. Locate a vacant slot in the expansion unit. If the slot is filled with a blank panel, loosen the knurled screws on both sides of the cover and remove it f...
Page 30 - Connecting ATM Devices; Cabling Up
Connecting ATM Devices After inserting the module, attach the cables to the ATM ports that will connect to ATM devices. Cabling Up The following sections provide instructions and guidelines for connecting ATM devices (such as switches, servers, personal computers, and workstations). Remember these t...
Page 31 - Table
UTP/FTP/STP Cabling Information Table 2-2 details the accepted UTP/FTP/STP cables for the 25.6 Mbps ATM ports. Table 2-2. UTP/FTP/STP Cabling Details Cable Type Impedance Category Trunk Attenuation @ 100 MHz Patch Attenuation @ 100 MHz RFI Class UTP-5 100 ohm 5 / Class D 22db MAX / 100m 33db MAX / 1...
Page 32 - Cabling Distances
Cabling Distances Table 2-3 lists the maximum cabling distances for devices attached to the 25.6-Mbps ATM ports. Table 2-3. ATM Device Cabling Distances Cable Type Maximum Allowable Distance (meters) UTP Category 3 100 (330 ft) UTP Category 4 150 (495 ft) UTP Category 5 160 (528 ft) STP 300 (990 ft)...
Page 34 - Direct Cabling
Direct Cabling To cable an ATM device directly to the 6412M-25-TP module: 1 Look at the cabling chart, which your network planner provided, to determine how the ONcore hub or CELLplex 4000 should be connected to the network. 2 Connect the cables between the 6412M-25-TP module and other devices as in...
Page 35 - Cables, Pins and Connectors
Cables, Pins and Connectors Each of the ATM ports on the 6412M-25-TP module connects to other ATM devices using an 8-pin female RJ-45 connector. The sections below describe the male RJ-45 plug and the twisted-pair cables that attach to this connector. RJ-45 Connector The RJ-45 connector is the 8-pin...
Page 39 - Chapter 3. Configuration; Configuring Port Parameters
Chapter 3. Configuration After installing the 6412M-25-TP module and attaching media cables to ATM devices, you must enter configuration commands from the ATM console to: Configure the ports parameters. Connect the module to the network. Enable the ports. This section describes the ATM commands you ...
Page 41 - Example; Displaying Configuration Settings; Module Information
Example The following example configures port 2 of the 6412M-25-TP module installed in slot 1. ONcoreATM> set port 1.2 uni [ENTER] ONcoreATM> Port set.ONcoreATM> show port 1.2 verbose [ENTER] Type Mode Status ------------------------------------------------------------------------------- 1....
Page 43 - Port Information; Saving Configuration Settings
Port Information To display status information about the ports of an 6412M-25-TP module, use the SHOW PORT command. The following example shows how to display detailed information about port 1 of the 6412M-25-TP module in slot 1: ONcoreATM> show port 1.1 verbose Port display for ONcore 12-Port 25...
Page 44 - Connecting the Module to the Network
Connecting the Module to the Network When you install an 6412M-25-TP module, it is by default set to Isolated mode and all of its ports are disabled. When a module is isolated, no network activity takes place on it and it cannot be accessed by the network. This is a security measure that protects yo...
Page 45 - Verifying Module Operation
Verifying Module Operation After configuring and saving 6412M-25-TP module and port settings, you can verify that the module is operating correctly by viewing the LEDs on the front panel: The Port Status light should be lit (Green if no traffic, Yellow when traffic is present) The Module Reset LED s...
Page 46 - Front Panel
Front Panel ATM connections are made through the 6412M-25-TP module by means of the ports on its front panel and its backplane interfaces. The front panel is shown in Figure 3-1 on page 3-10. The meaning of each LED is shown in Table 3-1. By pressing the Module Reset button, you interrupt and reset ...
Page 49 - Troubleshooting; Verifying LED Operation
Chapter 4. Troubleshooting This chapter describes how to diagnose and solve problems that may arise with the operation of an 6412M-25-TP module. These problems are signaled by the following conditions: The Port Status LED of a port does not light green, or is blinking, when idle (connected and enabl...
Page 55 - When the Reset LED Is ON or Starts Blinking
When the Reset LED Is ON or Starts Blinking When the Reset LED of an 6412M-25-TP module is ON or starts blinking, the module has entered into an error condition. Table 4-3 describes the possible problems that may occur and the corrective action to take for each problem. Table 4-3. Problem Determinat...
Page 56 - When the Wrong Slot LED Is ON (ONcore only)
When the Wrong Slot LED Is ON (ONcore only) When the Wrong Slot LED of an 6412M-25-TP module is ON, the module is not installed in the correct slot. Remove the module from the hub and re-insert it into any vacant slot in positions 1 to 8 (or 12 to 17 in 6017C-AC model). (Slots 9 to 10, and 11 in a 1...
Page 59 - General Specifications
Appendix A. Technical Specifications General Specifications Face Plate Marking 6412M-25-TP Number of Ports 12 Connectors RJ-45 copper Electrical Specifications Power Requirement 25 Watts 1.2 Watts for +12V Power Consumption 6 Amps for +5V 0.10 Amps for +12V Fuses 7 Amps for +5V 1 Amp for +12V Enviro...
Page 60 - Mechanical Specifications
Mechanical Specifications Dimensions 2.5 cm. (1.0 in) Width 27 cm. (10.7 in) Length 38.5 cm. (15.25 in) Height Weight 3.3 lbs (1.5 kg) A-2 25 Mbps ATM Module - Installation and User's Guide
Page 61 - Components
Appendix B. ATM Components Table B-1 lists the part numbers of ATM components that can be ordered for use with the 6412M-25-TP module. Table B-1. Part Numbers of ATM Components ATM Component 3Com Part Number RJ-45 wrap plug 42H0540 Appendix B. ATM Components B-1
Page 63 - Online Technical Services; Com Bulletin Board Service
Appendix C. Technical Support 3Com provides easy access to technical support information through a variety of services. This appendix contains the following sections: Online Technical Services Support From Your Network Supplier Support From 3Com Corporation Returning Products for Repair Accessing th...
Page 64 - Access by Analog Modem; Access by Digital Modem
Access by Analog Modem To reach the service by modem, set your modem to 8 data bits, no parity, and 1 stop bit. Call the telephone number nearest you: Access by Digital Modem ISDN users can call in to 3ComBBS using a digital modem for fast access up to 56 Kbps. To access 3ComBBS using ISDN, call the...
Page 65 - World Wide Web Site; ComForum on CompuServe; ComFacts Automated Fax Service
World Wide Web Site Access the latest networking information on the 3Com World Wide Web site by entering our URL into your Internet browser: http://www.3Com.com/ This service features news and information about 3Com products, customer service and support, 3Com Corporation's latest news releases, sel...
Page 67 - Support From Your Network Supplier; Support From 3Com Corporation
Support From Your Network Supplier If additional assistance is required, contact your network supplier. Many suppliers are authorized 3Com service partners who are qualified to provide a variety of services, including network planning, installation, hardware maintenance, application training, and su...
Page 69 - Returning Products for Repair
Returning Products for Repair A product sent directly to 3Com for repair must first be assigned a Return Materials Authorization (RMA) number. A product sent to 3Com without an RMA number will be returned to the sender unopened, at the sender's expense. To obtain an RMA number, call or fax: Country ...
Page 70 - Accessing the 3Com ISD MIB; Contacting 3Com ISD Technical Publications
Accessing the 3Com ISD MIB The 3Com Management Information Base (MIB) for the Integrated Systems Division (ISD) describes commands that enable you to manage 3Com SNMP-based products. The MIB is available over the Internet on an anonymous FTP server. Updates to these MIBs are released as new 3Com pro...
Page 71 - Index
Index A activity LEDs 1-4, 3-7, 3-9 adapters B-1 ATM attaching ATM devices 2-10 campus networking 1-4 cell switching 1-1 components B-1 interfaces 1-3, 3-1 multiplexed traffic 1-3 ATM data transmission 1-1 ATM Forum specifications 1-3 ATM interfaces 1-3, 3-1 ATM ports building wiring 2-13 cabling 2-...
Page 75 - Limited Warranty
Limited Warranty HARDWARE: 3Com warrants its hardware products to be free from defects in workmanship and materials, under normal use and service, for the following lengths of time from the date of purchase from 3Com or its Authorized Reseller: Internetworking products 1 year Network adapters Lifeti...
