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Installation Manual Fast EtherHub-12se Smart Fast Ethernet Hub with 11 100BASE-T X Ports and 1 100BASE-FX Por t[...]

Copyright (c) 1996 by A c cton Technol ogy Corporat ion. All ri ght s reserved. No part of thi s document may be copi ed or reproduc ed in any form or by any m eans without t he prior written cons ent of Acc ton Technology Corporat i on. Acct on makes no warranties with respect to this doc umentat i on and di s claim s any im plied warranties of me[...]

Package Contents i Package Content s Carefully unpack the contents of the package and verify them against the checklist g iven below. Package Checklist æ Fast EtherHub-12se Model No. EH3012-TF- SC or EH3012- TF-ST Model EH 3012-TF-SC has an SC-ty pe fiber connector. Model EH 3012-TF-ST has an ST -type fiber connector. æ AC power cord (optional) ?[...]

Quick Installation iii Quick Inst allation The Fast EtherHub-12se is a C lass II repeater. It contains 11 100BASE-TX Fast Ethernet RJ-45 ports, as well as 1 100BASE-FX fiber optic port that supports connection using standard m ultimode fiber cable. The smart desig n built into the front display panel prov ides a friendly interface that sim plifies [...]

Fast EtherHub-12se User’s Guide iv Quick Installation If y our twisted-pair connections are less than 100 m eters long, then the length of the fiber optic cable can be extended. Refer the section 'LVWDQFH /LPLWIRU)DVW(WKHU QHW&DEOLQJ in C hapter 2 for a description of how to calculate the maxim um length of fiber optic cable [...]

A bout this Guide v About this Guide This guide is desig n ed for the experienced network installer. I t describes how to install and operate Accton’s Fast EtherHub. After reading this m anual, you should be able to use the front display panel and config ure options to manag e all your network connections. This manual cov ers the following topics[...]

Contents vii Chapter 1: Product Overv iew ................................................. 1-1 Introduction to Fast Ethern et .....................................................................................1-1 Accton’ s Fast Ethe rHub Sys tem.................................................................................1-1 Basic Features.[...]

Fast EtherHub-12se User’s Guide viii Contents Rear Panel ...............................................................................................................4-6 Power Sock et ........................................................................................................4- 6 A ppendix A: Troubleshooting ........................[...]

Fast EtherHub-12se User’s Guide Contents ix Lim ited Warranty ......................................................................................................E-4 Cust omer R emedies ..............................................................................................E-4 Return Process ...............................................[...]

Product Overview 1-1 Chapter 1: Product Overv iew Introduction to Fast Ethernet Standard 10 Mbps Ethernet has served well for past g enerations of 286 and 386 machines perform ing simple file transfers. Howev er, with the inevitable growth in corporate network size and the introduction of fully- functional 32-bit PC architectures, and operating sy [...]

Fast EtherHub-12se User’s Guide 1-2 Product Overview Basic Features • Conforms to the I EEE 802.3u repeat er specification for 100BASE-TX and 100BASE-FX • Transmits data at 100 Mbps for dem anding applications • Friendly desig n that monitors network utiliz ation, collisions, link and port partition status • LED indicator panel including [...]

Fast EtherHub-12se User’s Guide Product Overview 1-3 These Fast EtherHubs support the following basic sy stem safeguards: • This hub features automatic partitioning and reconnection, j abber lockup protection, and automatic polarity detection for network cabling. • With autom atic partitioning and reconnection, any port is automatically isola[...]

Installing the System 2-1 Chapter 2: Installing the Sy stem This chapter provides inform ation on pre-installation requirem ents, establishing network connections, and config uring the sy stem. Pre-Installation Requirements Before you start m a king network connections to the Fast EtherHub- 12se, make sure you can prov ide the right operating envir[...]

Fast EtherHub-12se User’s Guide 2-2 Installing the System model y ou purchased) to c onnect any com p atible network dev ice to the TX/RX jacks on the fiber optic port. Note: The EH3012-T F-SC provides an SC-ty pe fiber connector. The EH3012-T F-ST provides an ST -type fiber connector. Making RJ-45 Connections 1. Prepare category 5 straight- thro[...]

Fast EtherHub-12se User’s Guide Installing the System 2-3 Distance Limit for Fast Ethernet Cabling There are two comm on ways to calculate m aximum cable length. The first way, which is refered to as the “Sim plified Cable Length Constraints” method assumes that the m aximum permissible cable leng th is used to connect various end-node dev ic[...]

Fast EtherHub-12se User’s Guide 2-4 Installing the System Precise Cable Length Budgeting If y ou plan on installing a network for a sm all office, it may not be conv enient to place hubs within 5 m eters of each other, and then run up to 100 meters of cabling for each end user. This kind of installation can be v ery messy and wastes a lot of cabl[...]

Fast EtherHub-12se User’s Guide Installing the System 2-5 On the other hand, if two hubs are connected via 100m of fiber optic cabling, then the total length of rem aining cabling that can be used to connect two end- nodes to hub 1 and 2 respectively is 367m - (2 x 80m) - (0.9 x 100) = 117m. A more detailed exam ple of calculating the maxim um ca[...]

Fast EtherHub-12se User’s Guide 2-6 Installing the System Verify ing Sy stem Operation Verify that all attached dev ices have a v alid connection. The hub monitors link status for each port. I f any device is properly connected to the hub and transmitting a link beat signal, the Link indicator lights up for the corresponding port. If the Link ind[...]

Configuring the Network 3-1 Chapter 3: Configuring the Netw ork The Fast EtherHub- 12se allows great flexibility in config uring your network. You can use it in a stand- alone or multiple hub config uration. Moreover, this hub also provides a fiber optic port which can be used to connect to any compatible 100BASE- FX device (e.g., a switch or route[...]

Fast EtherHub-12se User’s Guide 3-2 Configuring the Network Using the RJ-4 5 Daisy- Chain Port You can easily connect to another hub v ia the MDI daisy -chain port (Port 12). When using 6LPSOLHG&DEOH/HQJWK&RQVWUDLQWV as described in Chapter 2, the inter- hub cable length is 5 m eters. Figure Chapter 3:-2 shows a sam ple configura[...]

Fast EtherHub-12se User’s Guide Configuring the Network 3-3 Precise Guidelines for Configuring Multiple Hubs A detailed form ula for calculating m aximum cable leng th was provided in the section on 3UHFLVH&DEOH/HQJWK%XGJHWLQJ in Chapter 2. This formula stated that the maxim um length of cabling that can be run from end- node to end-[...]

Fast EtherHub-12se User’s Guide 3-4 Configuring the Network Figure Chapter 3:-4 C abling Limits for Multiple Hub Configuration Notes: 1. The max imum length for each cable must be determined by calculations for the longest path (i.e., node-to-node connection) that passes through that cable segment. 2. To control the number of hubs in a path, w e [...]

Hardware Ref erence 4-1 Chapter 4: Hardw are Reference This chapter describes the hardware features of the Fast EtherHub- 12se. For easier manag ement and control of the hub, familiariz e yourself with the display indicators and ports. This hub includes 11 RJ-45 MDI- X station ports, of which Port 12 can also serve as an MDI daisy-chain port. I n a[...]

Fast EtherHub-12se User’s Guide 4-2 Hardw are Reference SmartWatch Indicator Panel The SmartWatch  LED panel sim plifies monitoring of v arious network conditions by prov iding LEDs that indicate the status of each station port and the overall condition of the hub. The following table lists the indicators and their function. Fan A lert Color: [...]

Fast EtherHub-12se User’s Guide Hardware Ref erence 4-3 Statistical Display for System Performance 8WLOL]DWLRQ'LVSOD0RGH - ( 8WLOL]DWLRQ  ) T he statistical indicators show the percentag e of valid data passing through each port com pared to overall network bandwidth (updated every 0.5 seconds). There are 5 LEDs representing the pe[...]

Fast EtherHub-12se User’s Guide 4-4 Hardw are Reference Port Statu s Display  3DUWLWLRQ6WDWXV Color: Red Label: Partition Fun cti on: Shows if the port has been isolated from the network Condition Indication 21 ,QGLFDWHVSRUWKDVEHHQSDUWLWLRQHGGXHWRDQDEQRUPDO QHWZRUNFRQGLWLRQ 2)) 3RUWLVLQJRRGFRQGLWLRQ[...]

Fast EtherHub-12se User’s Guide Hardware Ref erence 4-5  7UDQVPLW5HFHLYH$FWLYLW Color: Green Label: Traffic Function: Indicates traffic trav ersing the port. Condition Indication %/,1.,1* ,QGLFDWHVWKHSRUWLVWUDQVPLWWLQJRUUHFHLYLQJSDFNHWV EOLQNLQJLVSURSRUWLRQDOWRWKHWUDIILFSDVVLQJWKURXJKWKH?[...]

Fast EtherHub-12se User’s Guide 4-6 Hardw are Reference Rear Panel Th e r ear pa nel i ncl ude s a full-range power sock et as show n below. Figure Chapter 4:-2 The Fast Ether Hub-12se Rear Panel Pow e r Socket The power socket accepts AC pow er from 100 to 240V at 50 to 60H z. The unit is equipped with a universal full- range power source.[...]

Troubleshooting A -1 Appendix A: Troubleshooting Diagnosing Hub I ndi cators The Fast EtherHub-12se can be easily monitored throug h its comprehensive panel indicators. These indicators assist the network m anager in identifying problems the hub m ay encounter. This section describes comm on problems you m ay encounter and possible solutions. Sy mp[...]

Fast EtherHub-12se User’s Guide A -2 T roubleshooting Sy stem Diagnostics Installation Verify that all system components have been properly installed. If one or more components appear to be m alfunctioning, test them in an alternate env i ronm ent where you are sure that all the other com ponents are functioning properly. Cabling 1. Verify that t[...]

Cable and Port A ssignments B-1 Appendix B: Port and Cable A ssignments RJ-45 Port Figure B-1 RJ-45 Connector ( on the Hub Side) 3LQ 0',;$VVLJQPHQW 6WDWLRQ3RUWa 0',$VVLJQPHQW &DVFDGH3RUW  ,QSXW5HFHLYH'DWD 2XWSXW7UDQVPLW'DWD  ,QSXW5HFHLYH?[...]

Product Specifications C-1 Appendix C: Product Specifications Transmission T echnique %DVHEDQG Topology 6WDURU7UHH Access M ethod &60$&'0ESV Standards Conformance ,(((X%$6(7;);&ODVV,,5HSHDWHU Media Supported 8QVKLHOGHGRUVKLHOGHGWZLVWHGSDLUFDEOH ?[...]

Regulatory Standards Compliance D-1 Appendix D: Regulatory Standards Compliance EMI Certification FCC Class B Cert ification Accton Techn ology Corporation Model Num b ers: EH3012-TF FCC ID: HED3012EHLCT-TF This device co mplies w ith P art 15 of the FCC Rules. Operatio n is sub ject to the following conditions: 1. This device m ay n ot cause harm [...]

Fast EtherHub-12se User’s Guide D-2 Regulatory Standards Compliance Warnings 1. W ear an anti-static wrist strap or take other suitable measures to prevent electrostatic discharge whenev er handling this equipment. 2. W hen connecting this hub to a power outlet, connect the field ground lead on the tri-pole power plug to a v alid earth ground lin[...]

Fast EtherHub-12se User’s Guide Regulatory Standards Compliance D-3 Read the instru ctions for correct h andling. European Community Immunity Requirements This un it w as tested and f ound to com ply w ith the Cl ass B lim its of EN55022 (CIS PR 22) and the i mm unity requiremen ts of EN50082-1. CE Mark Declaration of Conformance (for EMI and Saf[...]

Fast EtherHub-12se User’s Guide D-4 Regulatory Standards Compliance Safety Compliance Underw riters Laboratories Inc. Important! Befo r e making connectio ns, make sure you have the corr e ct Cord Set. Check it (read the label on the cab le) against the follo w ing specification list. 2SHUDWLQJ9ROWDJH &RUG6HW6SHFLILFDWLRQV ?[...]

Fast EtherHub-12se User’s Guide Regulatory Standards Compliance D-5 Sicherheitshinweise 1. Die Steckd ose muß sich in de r Nähe de s Gerätes b efinden und leicht zugänglich se in. 2. Zum Reinigen den Stecker au s der Steckdose ziehen. Beim Reinigen keine Flüssigreinige r ode r Sprays ver wenden, sond ern ein a ngefeuchtet e s Tuch. 3. Das pr[...]

Product Support S ervices E-1 Appendix E: Product Support Services Product Registration Fill in the Owner Registration Card and mail it to Accton Technology Corporatio n. Accton w ill keep your record and inform y o u o f any new Accton unit developments. Problem Repor t If problem s occur durin g unit operation , please check the con figu ration s[...]

Fast EtherHub-12se User’s Guide E-2 Product Support S ervices After repair, Accton w ill inform y ou of the date of delivery and the exact amount due. Please send the payment by T/T (Telegram Transfer), and Accton will send y ou the fixed com ponent after receivin g pay men t. With or w ithout w arranty, if th e hardw are is found to be free o f [...]

Fast EtherHub-12se User’s Guide Product Support S ervices E-3 Technical Suppor t Your dealer or installer is the person w ho understan ds your n etwork and Accton units. If neit her is av ailable to hel p you, A ccton technical s upport eng ineers are av ailable by Fax, m ail or phone. • Send your technica l q uestions by Fax to: Intern ationa [...]

Fast EtherHub-12se User’s Guide E-4 Product Support S ervices Limited War r a nty Acc ton wa rrants to the orig inal ow ner that the produc t deliver ed in this pack age will be f ree from defe cts in m aterial a nd work ma nship for the life time of the pr oduct. For the w arranty to apply , y ou must register your p urchase b y returning t h e [...]

Fast EtherHub-12se User’s Guide Product Support S ervices E-5 Return Process Before you m ay return any Accton produc t to Acc ton, you m ust request an RMA numbe r by c alling, Faxing or writing Ac cton’s Serv ice De partm ent at the a ddress liste d below . If y ou ship the product, you must assum e the risk of dam age or loss in transit. You[...]

Fast EtherHub-12se User’s Guide E-6 Product Support S ervices A ccton Offices $FFWRQ7HFKQRORJ&RUSRUDWLRQ ,QWHUQDWLRQDO+HDGTXDUWHUV 1R&UHDWLRQ5G,,, 6FLHQFHEDVHG,QGXVWULDO3DUN +VLQFKX7DLZDQ52& +VLQFKX3KRQH[...]

Glossary 1 Glossary 100BA SE- TX IEEE’s s pecificati ons f or 100 Mbps Ethern et usi ng tw isted-pai r cable (100 W Cat. 5 ST P or UTP ) . T he m aximu m l engt h of cable for a point -to- point con nection is 100 m eters. 100BA SE- FX IEEE’s specif ications f or 100 Mbps Ethern et using mu ltimode f iber optic cable. T he max imum length of ca[...]

Fast EtherHub User’ s Guide 2 Glossary Ethernet A ne tw ork com municat ion sy stem dev eloped and st andardized by DEC, Intel, and Xerox, usin g baseban d transm ission, CSMA /CD access an d logical bus topology , and coaxial cable. The su ccessor IEEE 802.3 standard provides f or integ ration int o the OSI model an d extends the ph ysical lay e[...]

Fast EtherHub User’ s Guide Glossary 3 MDI- X Por t (Medium Dependent Interf ace - Crossed) This RJ-45 port, wh ich crosses the receive an d transm it signals internally , can be used with straight-through cab le to co nnect the hub to any device that ha s a standar d network interface (e.g ., work station, server or router). Pin -out assign men [...]

Index 1 Index A Autom atic Partitioning • 1-3 Autom atic Polarity Detection • 1-3 C Cable L ength Calculating Maxim um Leng th • 2-3 Precise Cable L ength Budgeting • 2-4 Simplif ied Cable Le ngth Constr aints • 2-3 Certifica tion • C-1 Class II Repeater • 3-3 Config uring the Netw ork • 3-1 Connecting the Hub Sy stem • 2-1 Connec[...]

Fast EtherHub-12se User’s Guide 2 Index P Port and Cable A ssignm ents • B-1 Ports Fiber optic • 4-5 RJ-45 • 4-5 Power Cord Specification s • D-4 Po wer So cket • 4-6 Product Feat ures • 1-2 Product Support Serv ices • E-1 Accton Offices • E-6 Bulletin Board Serv ice • E-2 Hardware Repair Service • E-1 Interactive Fast Fax •[...]

EH3012-TF E1296-R01 150089-101[...]