Accton Technology 10BASE-T manual

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Installation Manual SwitcHub-2s 2-Port Ethernet Switching Hub for 10BASE-T/100BASE-TX[...]

Copyright (c) 1996 by Accton Technology Corporation. All rights reserved. No part of this document may be copied or reproduced in any form or by any means without the prior written consent of Accton Technology Corporation. Accton makes no warranties with respect to this documentation and disclaims any implied warranties of merchantability, quality,[...]

About this Guide i About this Guide This guide is designed for the experienced network installer. It describes how to install and operate Accton’s Fast SwitcHub-2s Ethernet switch. Aft er reading this manual, you should be able to use the front display panel and configure options to manage all your network connections. This manual covers the foll[...]

Package Contents iii Package Content s Carefully unpack the contents of the package and verify them against the checklist given below. Package Checklist æ SwitcHub-2s (Model No. EH3001-TX) æ AC power cord æ Installation manual æ Owner registration card Please inform your dealer immediately should there be any wrong, missing, or damaged parts. I[...]

Quick Installation v Quick Inst allation The SwitcHub-2s contains 2 Ethernet ports, each of which supports 100BASE- TX or 10B ASE - T connections, operating at full or half-duplex. The smart design built into the front display panel and configure options, provides a friendly interface that simplifies installation and network troubleshooting. If you[...]

Contents vii Chapter 1: Introduction........................................................... 1-1 Switching Technology ............................................................................................... 1-1 Accton’s Smart Extender (The Fast SwitcHub-2s) .................................................... 1-2 Features of the Fast Sw[...]

SwitcHub-2s User’s Guide viii Contents Setting the Display Mode .......................................................................................... 3-5 Selections Available .............................................................................................3-6 Bandwidth Utilization .................................................[...]

SwitcHub-2s User’s Guide Contents ix Appendix E: Product Support Services ................................ E-1 Product Registration .................................................................................................. E-1 Problem Report ..................................................................................................[...]

1-1 Chapter 1: Introduction Switching Technology The Ethernet Switch allows simultaneous transmission of multiple packets via an internal high-speed data channel. This means that it can partition a network more efficiently than bridges or routers in most environments. The Ethernet Switch is therefore fast being recognized as one of the most importa[...]

SwitcHub-2s User’s Guide 1-2 Introduction Accton’s Smart Extender (The Fast SwitcHub-2s) Accton’s Smart Extender can boost network bandwidth fourfold, depending on your configuration (i.e., if running at 100Mbps and full-duplex operation for both ports). It provides two 10/100 Mbps RJ-45 ports (set at full or half-duplex) to connect to either[...]

SwitcHub-2s User’s Guide Introduction 1-3 Traditional bridges and routers use a switching method called store-and- forward in which the entire frame must be received before the bridge can perform a table look-up for the destination node and forward the packet to the corresponding port. As a result, each packet is delayed by approximately 800 micr[...]

SwitcHub-2s User’s Guide 1-4 Introduction Features of the Fast SwitcHub-2s • Conforms to the IEEE 802.3 and I EEE 802.3u specifications, as well as 10 BA SE - T and 100BASE-TX standards • Provides two independent RJ-45 10BASE-T / 100BASE-TX Ethernet station ports, where each logical port consists of 1 MDI port (for connection to hubs or switc[...]

SwitcHub-2s User’s Guide Introduction 1-5 • Provides frame filtering and forwarding functions for each port, which are capable of filtering and forwarding 100% of all Ethernet packets at line speed • Provides a 160K byte buffer per port • Routing table contains 4K entries per port to store node MAC addresses • Uses fast hashing scheme to [...]

2-1 Chapter 2: Hardware Description Accton’s SwitcHub-2s is a highly reliable network switch that complies with IEEE 802.3 (10BASE-T) and IEEE 802.3u (100BASE-TX) specifications. This switching hub delivers superior performance compared to the bridge and router solution, and at a much lower cost. By confining local traffic to the originating segm[...]

SwitcHub-2s User’s Guide 2-2 Hardware Description Configure Button The Configure button is located on the left front panel. This button is used to select the following configuration functions: • System Performance (displays relative bandwidth utilization rate, forwarding ratio, filtering ratio, and collision ratio for each port) • Full/Half D[...]

SwitcHub-2s User’s Guide Hardware Description 2-3 SmartWatch  LED Panel The comprehensive LED array on the front panel (1) shows if the unit is receiving power, (2) indicates the current display mode, (3) displays network performance for each port, (4) indicates the status of port connections, and (5) shows the result of diagnostic tests. The [...]

SwitcHub-2s User’s Guide 2-4 Hardware Description Statistical Display for System Performance (Utilization, Forward, Filter & Collision Display Mode) Display Mode Port 1 Port 2 Value  Statistical Indicators Color: Green and Orange Active LEDs: LED rows labeled 1 and 2 Function: I ndicates a fu nc tion al v a lue for each po rt de pen din g [...]

SwitcHub-2s User’s Guide Hardware Description 2-5 For example, if network utilization reaches 1%, the LED labeled 1% will light up. However, if network utilization rises above 1% (e.g., 35%), the LED labeled 35 and all the other LEDs before it (i.e., 1, 5, 10 and 20) will also light up in rapid succession. These indicators monitor the share of va[...]

SwitcHub-2s User’s Guide 2-6 Hardware Description level marked on the front panel display, the corresponding LED lights up. For example, if packet collision reaches 1%, the LED labeled 1% will light up. However, if collisions go beyond 1% (e.g., 30%), the LED labeled 30 + % and all the other LEDs before it (i.e., 1, 5, 10 and 20) also light up in[...]

SwitcHub-2s User’s Guide Hardware Description 2-7 Diagnostics Display Mode Color: Green Active LED: Diag Function: Indicates that the system is in Diagnostic mode. (R efer to the Configure Button section earlier in this chapter for instructions on how to select the display m ode.) After power on, the hub automatically perform s a self-diagnostic [...]

SwitcHub-2s User’s Guide 2-8 Hardware Description Port Diagnostic Test The Port Diagnostic Test checks all ports. If a problem is detected, an LED in the corresponding row (which indicates the malfunctioning port) and column (which indicates the failed component) will light up as shown below. LED Indicator (Column) Color Diagnostic Test Status 4 [...]

SwitcHub-2s User’s Guide Hardware Description 2-9 Transmit (TX) - Indicates outgoing traffic traversing the port. LED Activity Condition Indication BLINKING LIGHT ON Indicates the port is transmitting packets; blinking is proportional to the traffic passing through the port. NO LIGHT OFF No packets are being transmitted from this port. Receive (R[...]

SwitcHub-2s User’s Guide 2-10 Hardware Description Rear Panel The unit’s rear panel includes two logical Ethernet ports and a ful l- rang e p ower soc k et. Although 10BASE-T and 100BASE-TX connections are automatically sensed by the SwitcHub, you must use the Configure button to set the data transfer mo d e t o fu l l- duplex or half-duplex op[...]

3-1 Chapter 3: Setup and Configuration This chapter provides information on pre-installation requirements, establishing network connections, and configuring the system. Pre-Installation Requirements Before you start making network connections to the SwitcHub, make sure you can provide the right operating environment, including power requirements, a[...]

SwitcHub-2s User’s Guide 3-2 Hardware Installation Connecting the Hub System The SwitcHub has two logical RJ-45 Ethernet ports. Use twisted pair cable to connect either of the RJ-45 ports to a server/workstation or to another compatible hub as described below. Server/Workstation Connection 1. Prepare the workstations you wish to network. Make sur[...]

SwitcHub-2s User’s Guide Hardware Installation 3-3 Daisy-Chain Connection 1. P re p a r e Category 5 str a i g h t - th r o u g h t w i s t e d - pa i r c ab l e s w i t h R J- 4 5 p l u g s a t b o th en ds . Connect the SwitcHub to another compatible hub using the crossover port (labeled MDI ) on either the SwitcHub or on the attached hub (but [...]

SwitcHub-2s User’s Guide 3-4 Hardware Installation Providing Power to the SwitcHub 1. Power on the hub by plugging the power cord into the power socket at the rear of the SwitcHub, and the other end into a power outlet. 2. Check the LED m ark ed Pow er on the front panel to see if it is on. The unit will automatically select the setting that matc[...]

SwitcHub-2s User’s Guide Hardware Installation 3-5 Setting the Display Mode The Configure button is located on the left front panel. This button is used to access the following configuration functions in sequence: • Bandwidth Utilization The percentage of LAN bandwidth utilized. • Forwarding Ratio The percentage of packets that are forwarded [...]

SwitcHub-2s User’s Guide 3-6 Hardware Installation Selections Available This section shows the information available for each display mode and the corresponding LED indicators. The display functions are listed here in the sequence selected by the configure button. For a more detailed description of these indicators, refer to Chapter 2. Bandwidth [...]

SwitcHub-2s User’s Guide Hardware Installation 3-7 Full/Half Duplex Mode Selection Active LED: Full/Half (ON) This function is used to set the communication mode for selected ports to full- duplex or half-duplex. 1. Use the Configure button to light the Full/Half Display Mode indicator. Note that before the Configure button is released, the curre[...]

SwitcHub-2s User’s Guide 3-8 Hardware Installation Verifying Port Status Check each connection by viewing the port status indicators listed below. (For a more detailed description of these indicators, refer to Chapter 2.) • Link Indicates that the port has established valid network connection. • Transmit Indicates outgoing traffic traversing [...]

SwitcHub-2s User’s Guide Hardware Installation 3-9 • Verify that the workstation’s adapter card is functioning properly by trying it in another computer that has been successfully connected to the network. If y ou still can’t resolv e the problem , please refer to Troubleshooting in Appendix A.[...]

A-1 Appendix A: Troubleshooting Diagnosing Hub Indicators The SwitcHub-2s can be easily monitored through its comprehensive panel indicators. These indicators assist the network manager in identifying problems the hub may encounter. This section describes common problems you may encounter and possible solutions. Symptom: Link indicator does not lig[...]

SwitcHub-2s User’s Guide A-2 Troubleshooting System Diagnostics Installation Verify that all system components have been properly installed. If one or more components appear to be malfunctioning, test them in an alternate environment where you are sure that all the other compo nents are functioning properly. Transmission Mode Be sure each port on[...]

SwitcHub-2s System User’s Guide Product Specifications A-3 Hub Integrity As a last resort verify the hub’s integrity with a power-on reset. Turn the power to the hub off and then on. If the problem still persists and you have completed all the preceding diagnoses, then contact your Accton distributor for further assistance. (Refer to Appendix E[...]

B-1 Appendix B: Port and Cable A ssignments RJ-45 Port Figure B-1 RJ-45 Connector (on the Hub Side) Pin MDI-X Assignment Station Port 1 ~ 2 MDI Assignment Cascade Port 1 ~ 2 1 Input Receive Data + Output Transmit Data + 2 Input Receive Data - Output Transmit Data - 3 Output Transmit Data + Input Receive Data + 6 Output Transmit Data - Input Receive[...]

C-1 Appendix C: Specifications Product Specifications Basic Criteria Access Method CSMA/CD, 10/100 Mbps (auto-sensed) Standards Conformance IEEE 802.3 10BASE-T, IEEE 802.3u 100BASE-TX Communication Mode Full-duplex or half-duplex Media Supported 10BASE-T Category 3,4,5 twisted-pair cable 100BASE-TX Category 5 twisted-pair cable Number of Ports 2 RJ[...]

D-1 Appendix D: Regulatory Standards Compliance EMI Warning FCC Class B Certification Accton Technology Corporation Model Numbers: EH3001-TX FCC ID: HED3001EHLCT-TX This device complies with Part 15 of the FCC Rules. Operation is subject to the following conditions: 1. This device may not cause harmful interference, and 2. This device must accept a[...]

SwitcHub-2s User’s Guide D-2 Regulatory Standards Compliance Warnings 1. Wear an anti-static wrist strap or take other suitable measures to prevent electrostatic discharge whenever handling this equipment. 2. When connecting this hub to a power outlet, connect the field ground lead on the tri-pole power plug to a valid earth ground line to preven[...]

SwitcHub-2s User’s Guide Regulatory Standards Compliance D-3 Voluntary Control Council for Interference (VCCI-2) This produ ct al s o com plies w ith CISPR22 C l as s B (EN55022 C l as s B). EN55022 Declaration of Conformance This is to certify that the Accton Ethernet Hub is shielded against the generation of radio interference in accordance wit[...]

SwitcHub-2s User’s Guide D-4 Regulatory Standards Compliance Safety Compliance Underwriters Laboratories Compliance Statement Important! Before making connections, make sure you have the correct Cord Set. Check it (read the label on the cable) against the following specification list. Operating Voltage Cord Set Specifications 120 Volts UL Listed/[...]

SwitcHub-2s User’s Guide Regulatory Standards Compliance D-5 Sicherheitshinweise 1. Die Steckdose muß sich in der Nähe des Gerätes befinden und leicht zugänglich sein. 2. Zum Reinigen den Stecker aus der Steckdose ziehen. Beim Reinigen keine Flüssigreiniger oder Sprays verwenden, sondern ein angefeuchtetes Tuch. 3. Das produkt gerät nicht i[...]

E-1 Appendix E: Product Support Services Product Registration Fill in the Owner Registration Card and mail it to Accton Technology Corporation. Accton will keep your record and inform you of any new Accton unit developments. Problem Report If problems occur during unit operation, please check the adapter configuration settings, cables, connectors, [...]

SwitcHub-2s User’s Guide E-2 Product Support Services After repair, Accton will inform you of the date of delivery and the exact amount due. Please send the payment by T/T (Telegram Transfer), and Accton will send you the fixed component after receiving payment. With or without warranty, if the hardware is found to be free of defects, you will on[...]

SwitcHub-2s User’s Guide Product Support Services E-3 Technical Support Your dealer or installer is the person who understands your network and Accton units. If neither is available to help you, Accton technical support engineers are available by FAX, mail or phone. • Send your technical questions by FAX to: International Headquarters: 886-35-7[...]

SwitcHub-2s User’s Guide E-4 Product Support Services Limited Warranty Accton warrants to the original owner that the product delivered in this package will be free from defects in material and workmanship for the lifetime of the product. For the warranty to apply, you must register your purchase by returning the registration card indicating the [...]

SwitcHub-2s User’s Guide Product Support Services E-5 Return Process Before you may return any Accton product to Accton, you must request an RMA number by calling, FAXing or writing Accton’s Service Department at the address listed below. If you ship the product, you must assume the risk of damage or loss in transit. You must use the original c[...]

SwitcHub-2s User’s Guide E-6 Product Support Services Accton Distributors Accton Technology Corporation International Headquarters, No. 1 Creation Rd. III, Science-based Industrial Park, Hsinchu 300, Taiwan, R.O.C. Hsinchu: Phone: 886-35-770-270, Fax: 886-35-770-267, 886-35-775-541 BBS: 886-35-770-654 Taipei: Phone: 886-2-577-1220 to 9 Fax: 886-2[...]

1 Glossary 10BASE-T IEEE’s specifications for 10 Mbps Ethernet using twisted-pair cable (100 W STP or UTP ) . The maximum length of cable for a point-to-point connection is 100 meters. 100BASE-TX IEEE’s specifications for 100 Mbps Ethernet using twisted-pair cable (100 W STP or UTP ) . The maximum length of cable for a point-to-point connection[...]

SwitcHub-2s User’s Guide 2 Glossary Ethernet A network communication system developed and standardized by DEC, Intel, and Xerox, using baseband transmission, CSMA/CD access, logical bus topology, and coaxial cable. The successor IEEE 802.3 standard provides for integration into the OSI model and extends the physical layer and media with repeaters[...]

SwitcHub-2s User’s Guide Glossary 3 Unshielded Twisted-Pair (UTP) Cable composed of two insulated wires twisted together to reduce electrical interference; used in common telephone cord.[...]

1 Index A Accton's Ethernet Switch (SwitcHub-2se) • 1-2 C Configure Button • 2-2 Long Press • 3-5 Short Press • 3-5 Connecting the Hub System • 3-2 Connection Verifying • 3-8 Cord Set Specifications • D-4 Crossover Cable • B-1 Cut-through Switching • 1-2 D Daisy-chain Connection • 3-3 Diagnostic Tests • 3-4 Display Mode ?[...]

SwitcHub-2s User’s Guide 2 Index P Package Contents • iii Port and Cable Assignments • B-1 Port Diagnostic Test • 2-8 Port Status • 3-8 Port Status Indicators • 2-8 Power Socket • 2-10 Product Features • 1-4 Product Specifications • C-1 Product Support Services • E-1 Accton Distributors • E-6 Bulletin Board Service • E-2 Har[...]

EH3001-TX E0496-R03 150652-101[...]