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Allied Telesis CentreCOM AT-3714F Installation Manual

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I N S T A L L A T I O N
G U I D E
PN 613-10708-00 Rev. B
Ethernet
Fast
Fiber
Ethernet
®
Centre COM
AT-3714F
AT-3726
Switch
ATM

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Summary of Contents for Allied Telesis CentreCOM AT-3714F

  • Page 1 Ethernet Fast Fiber Ethernet ® Centre COM AT-3714F AT-3726 Switch I N S T A L L A T I O N G U I D E PN 613-10708-00 Rev. B...
  • Page 2 Copyright © 1998 Allied Telesyn International, Corp. All rights reserved. No part of this publication may be reproduced without prior written permission from Allied Telesyn International, Corp. Centre Com is a registered trademark of Allied Telesyn International, Corp. All other product names, company names, logos or other designations mentioned herein are trademarks or registered trademarks of their respective owners.

  • Page 3: Electrical Safety And Installation Requirements For At-3726

    Electrical Safety and Installation Requirements for AT-3726 STANDARDS : This product meets the following standards. U.S. Federal Communications Commission RADIATED ENERGY Note: This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules.
  • Page 4 Electrical Safety and Installation Requirements for AT-3726 IMPORTANTE : Este equipamento tem que ser operado segundo as medidas de precaução de segurança. Para ver qualquer dos avisos contidos neste guia em vários idiomas, consultar o Anexo A, da Informação de Segurança Traduzido no número de página indicado pelo ícone .

  • Page 5: Electrical Safety And Installation Requirements For At-3714F

    Electrical Safety and Installation Requirements for AT-3714F STANDARDS : This product meets the following standards. Declaration Of Conformity Manufacturers Name: Allied Teleysn International, Corp. Manufacturers Address: 950 Kifer Road Sunnyvale, CA 94086 USA Manufacturers Telephone: 408-730-0950 Declares that the product:...
  • Page 6 Electrical Safety and Installation Requirements for AT-3714F TÄRKEÄÄ : Tätä laitetta on käytettävä turvaohjeiden mukaisesti. Tässä ohjeessa olevat turvallisuusvaroitukset löytyvät useammalla kielellä liitteen A "Käännetyt turvaohjeet" sivulta, joka on merkitty -kuvakkeella. (Finnish) IMPORTANTE : questa apparecchiatura deve essere utilizzata rispettando le norme di sicurezza. Per le avvertenze di sicurezza in più...

  • Page 7: Table Of Contents

    Table of Contents Electrical Safety and Installation Requirements for AT-3726 ............iii Electrical Safety and Installation Requirements for AT-3714F ............v Preface ............................Preface-i Purpose of This Guide ................................... Preface-i How This Guide is Organized ................................Preface-i Document Conventions ..................................Preface-ii Where to Find Related AT-3714F, AT-3726 Guides ........................Preface-iii...
  • Page 8 Table of Contents Chapter 3 Troubleshooting ..........................3-1 At the First Sign of a Problem ..................................3-1 Network Cabling Problems .....................................3-2 Calling Technical Support ..................................3-2 How the Switch Reports Problems ................................3-3 PORT ACTIVITY LED on any Port is Off ..............................3-4 PORT ACTIVITY LED on any Port is OFF ..............................3-4 POWER LED is Off .......................................3-4 FAULT LED is On ......................................3-5 Chapter 4...

  • Page 9: Preface

    This guide consists of the following sections: Chapter 1, Hardware Description, describes the features and functions of the switch. Chapter 2, Installing the AT-3714F and AT-3726 Switch, describes the procedures for installing the switch. Chapter 3, Troubleshooting, describes how to troubleshoot the switch.

  • Page 10: Document Conventions

    Preface Document Conventions The conventions used in this guide are as follows: Note A note provides additional information. Warning A warning indicates that performing or omitting a specific action may result in bodily injury. Caution A caution indicates that performing or omitting a specific action may result to equipment damage or loss of data.

  • Page 11: Where To Find Related At-3714F, At-3726 Guides

    AT-3714F and AT-3726 Installation Guide Where to Find Related AT-3714F, AT-3726 Guides Allied Telesyn wants our customers to be well informed by providing the most up-to-date and most easily accessible way to find our guides and other technical information by visiting our website at: www.alliedtelesyn.com/manuals.htm .

  • Page 13: At-3714F, At-3726 Hardware Description

    Chapter 1 AT-3714F, AT-3726 Hardware Description The AT-3714F switch provides 12 Ethernet 10Base-FL ports and one built-in 100Base-FX port. The AT-3726 switch is a standalone, managed Ethernet switch that provides 24 10Base-T ports and one built-in 10/100Base-TX port. Both switches include a 100Base-X slot that can be configured with an optional 10/100Base-TX or...

  • Page 14: Physical Description

    880 Mbps aggregate bandwidth for exceptional performance (AT-3726); 640Mbps for AT-3714F Shared memory architecture with 1M of packet buffers per ASIC chip (two ASICs for AT-3726; one ASIC for AT-3714F) Store-and-forward and Cut-through (fragment-free) switching modes...

  • Page 15: Network Management Features

    AT-3714F and AT-3726 Installation Guide In-band Telnet capability for switch management Out-of-band capability with RS232 connector for switch management Flash memory for convenient upgrades Network Management Features The following lists the switch’s major network management features. SNMP Management Information Base (MIB) II, SNMP MIB...

  • Page 16: Transmit Pacing

    AT-3714F, AT-3726 Hardware Description With the Cut-through (fragment-free) method, the switch starts to forward the incoming packet to its destination while the packet is still being received. Cut-through (fragment-free) provides low latency for forwarding frames and also filtering fragment frames by not transmitting a frame until 64 bytes have been received by the switch.

  • Page 17: 10/100Basetx/Fx Media Dependent Adapter

    AT-3714F and AT-3726 Installation Guide 10/100BaseTX/ The MDA’s LEDs, one for Activity and the other for Link status, are located on the switch’s front panel under Port Activity. Table 1-1 lists FX Media the features of the MDAs. For details concerning how to install an Dependent MDA, see Chapter 2, Installing a Media Dependent Adapter.

  • Page 19: Installing The Switch

    Chapter 2 Installing the Switch The AT-3714F, AT-3726 switch is 1.5 Rack Unit (RU) high and can be positioned on a desktop as a standalone unit or rack-mounted in a standard 19-inch rack. Verifying Switch Package Contents Make sure the following hardware components are included in your switch package.

  • Page 20: Safety Information

    Installing the Switch Safety Information Warning ELECTRIC SHOCK HAZARD To prevent ELECTRIC shock, do not remove cover. No user-service- able parts inside. This unit contains HAZARDOUS VOLTAGES and should only be opened by a trained and qualified technician. To avoid the possibility of ELECTRIC SHOCK, disconnect electric power to the product before connecting or disconnecting the LAN cables.

  • Page 21: Preparing The Site

    AT-3714F and AT-3726 Installation Guide Preparing the Site Make sure that you follow common sense installation site requirements and observe the following: Make sure that the switch’s power is accessible and cables can be connected easily. Cabling should be away from sources of electrical noise such as radios, transmitters, broadband amplifiers, power lines, and fluorescent fixtures.

  • Page 22: Rack Mounting The Unit

    Installing the Switch Rack Mounting the Unit Caution Do not use power tools to perform this installation. To rack mount the unit 1. Remove the snap-on plastic feet, as shown in Figure 2-1. Figure 2-1 Removing the Feet 2. Remove all cables and power cord from the switch (if previously attached).
  • Page 23 AT-3714F and AT-3726 Installation Guide 3. Attach the rack-mounting brackets to each side of the switch, using the 6 flathead screws provided. P O R R S - T E R 2 3 2 M I N A L P...
  • Page 24 Installing the Switch As power is applied to the switch, the switch runs its own internal testing. Table 2-1 LEDs Color State Description POWER Green The switch is receiving power, (system) voltage is within the acceptable range, and the power supply is working.

  • Page 25: Setting Up Terminal For Local Management Using Omega

    AT-3714F and AT-3726 Installation Guide Setting Up 1. For local management, connect your terminal to the RS232 connector on the switch’s front panel. Use an RS232 DB9 straight-through cable. Terminal for Local Note Management The RS232 is for Setup and Diagnostics only. The cable must be dis-...

  • Page 26: Switch Default Settings

    None Password (Omega) No password assigned Download Password ATS20 Port Priority Port Path Cost Auto-negotiate/Half Duplex/Full Duplex Auto-negotiate (AT-3726) Half Duplex (AT-3714F) Spanning Tree Priority 32768 Active Aging Time 300 seconds Hello Time 2 seconds Transmit Pacing Disabled Bridge Identifier (STP)

  • Page 27: Media Dependent Adapters

    AT-3714F and AT-3726 Installation Guide Media Dependent Adapters Two types of Media Dependent Adapters (MDAs) can be installed in the AT-3714F, AT-3726 switch: either the AT-3701 (RJ45) or the AT-3701F/SC. 3701 3701F/SC 100BASE-TX 100BASE-FX/SC Figure 2-3 AT-3701 and AT-3701F/SC MDA Front Panel...

  • Page 28: Installing A Media Dependent Adapter

    Installing the Switch Installing a To install an MDA, do the following: Media 1. Disconnect the switch’s power cord. Dependent Adapter 2. Unscrew the three Phillips head screws on the blank faceplate and save the faceplate and screws for future use. Caution Make sure the MDA blank panel is attached to the unit if the MDA slot is vacant.

  • Page 29: Mda Leds

    AT-3714F and AT-3726 Installation Guide 1 0 0 - T X 3 7 0 1 0 0 - T X 1 0 B 1 1 X Figure 2-5 Connecting the 50-Pin Female Connector 6. Attach the three Phillips panhead screws that were shipped with the MDA.

  • Page 31: Chapter 3 Troubleshooting

    Chapter 3 Troubleshooting At the First Sign of a Problem Perform the following tasks when you first become aware of a problem with the switch: Make sure the power cord is securely connected and the power voltage is not fluctuating. Check the data cables for secure connections and make sure the device at the other end of a connection is operational.

  • Page 32: Network Cabling Problems

    Troubleshooting Network Cabling Problems If you have 100Base-TX (Fast-Ethernet), some network problems may be related to exceeding cabling distances. Refer to the standard IEEE 802.3u, Clause 29.3.1.2 on “Worst Case Path Delay Value.” This document specifies that the collision domain diameter must be within the following limits: Under 100 m (330 feet) for TX cabling Under 412 m (1331.56 feet) for half duplex FX cabling...

  • Page 33: How The Switch Reports Problems

    AT-3714F and AT-3726 Installation Guide How the Switch Reports Problems The switch detects and processes errors as follows: The LEDs indicate problems with the port and power. Table 3-1 describes the switch LEDs. In a TCP/IP environment, if you have configured the software correctly, the management software triggers an SNMP trap message.

  • Page 34: Port Activity Led On Any Port Is Off

    Troubleshooting PORT ACTIVITY This may indicate: LED on any Port Data cable is loose. is Off The device at the other end of the connection has been turned off. The port is disabled through the software. Perform the following steps in sequence; you need not proceed to the next step if the problem is resolved: 1.

  • Page 35: Fault Led Is On

    AT-3714F and AT-3726 Installation Guide 1. Secure the power cord to the power source and check the POWER LED to see if it is on. 2. Ensure that the voltage is within the required levels in your region. 3. Log on to Omega and run Diagnostics if you can (System administration>Diagnostics) and record any failures.

  • Page 37: Switch Configurations

    Chapter 4 Switch Configurations Standalone Switch Configuration Figure 4-1 and Figure 4-2 show the AT-3726 and AT-3714F Switch respectively, used as a standalone switch for a group of heavy traffic users in a large corporate network. Switching is brought to the desktop with a single end-station per switch port.
  • Page 38 Switch Configurations 10BASE-FL ETHERNET SWITCH with FAST ETHERNET 100BASE ACCESS 10BASE-FL 100BASE-FX PORT ACTIVITY MIRROR PORT RS-232 STATUS TERMINAL PORT LINK LINK ACTIVITY 3701 100BASE-TX FAULT RESET POWER AT- 3714F Server 100FX Full duplex Workstation Workstation Workstation Uplink to corporate LAN using MDA Legend Dedicated 10Mbps link...

  • Page 39: Workgroup Switch Configuration

    AT-3714F and AT-3726 Installation Guide Workgroup Switch Configuration Figure 4-3 and Figure 4-4 show how cascaded AT-3726s and AT-3714Fs respectively, fit into a large corporate network with a Fast Ethernet infrastructure. A switch is located on each floor and servers are centralized in one room.
  • Page 40 GREEN - LINK GREEN - ACTIVITY YELLOW - DIAG YELLOW - COLLISION Activity RESET Collision RESET STATUS POWER Link Diag RS-232 TERMINAL PORT 100FX 100FX Legend Shared 10Mbps link Dedicated 10Mbps link Dedicated 100Mbps link Figure 4-4 AT-3714F Switch in Department Configuration...

  • Page 41: Translated Safety Information

    Appendix A Translated Safety Information IMPORTANT: This appendix contains multiple-language translations for each safety warning in this guide. WICHTIG: Dieser Anhang enthält mehrsprachige Übersetzungen für alle Sicherheitswarnungen dieser Anleitung. (German) VIGTIGT: Denne brochure indeholder oversættelser i flere sprog for alle sikkerhedsadvarslerne i denne vejledning.
  • Page 42 Translated Safety Information WARNING: In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures. WARNUNG: Bei Verwendung zu Hause kann dieses Produkt Funkstörungen ervorrufen. In diesem Fall müßte der Anwender angemessene Gegenmaßnahmen ergreifen.
  • Page 43 AT-3714F and AT-3726 Installation Guide This is a "CLASS 1 LED PRODUCT" Das ist ein “LED Produkt der Klasse 1” Dette er et “PRODUKT UNDER KLASSE 1 LED” Dit is een “KLASSE 1 LED-PRODUKT” Ce matériel est un “PRODUIT À DIODE ÉLECTROLUMINESCENTE DE CLASSE 1”...
  • Page 44 Translated Safety Information WARNING: To prevent electric shock, do not remove cover. No user- serviceable parts inside. This unit contains hazardous voltages and should only be opened by a trained and qualified technician. To avoid the possibility of electric shock, disconnect electric power to the product before connecting or disconnecting the LAN cables.
  • Page 45 AT-3714F and AT-3726 Installation Guide (Continued...) AVVERTENZE ELETTRICHE ATTENZIONE: PERICOLO DI SCOSSE ELETTRICHE Per evitare SCOSSE ELETTRICHE non asportare il coperchio. Le componenti interne non sono riparabili dall’utente. Questa unità ha TENSIONI PERICOLOSE e va aperta solamente da un tecnico specializzato e qualificato.
  • Page 46 Translated Safety Information ELECTRICAL-TYPE CLASS 1 EQUIPMENT This equipment must be earthed. Power plug must be connected to a properly wired earth ground socket outlet. An improperly wired socket outlet could place hazardous voltages on accessible metal parts. GERÄTE DER KLASSE 1 DIESE GERÄTE MÜSSEN GEERDET SEIN.
  • Page 47 AT-3714F and AT-3726 Installation Guide (Continued...) ELÉTRICO—EQUIPAMENTOS DO TIPO CLASSE 1 DEVE SER FEITA LIGAÇÃO DE FIO TERRA PARA ESTE EQUIPAMENTO. O plugue de alimentação deve ser conectado a uma tomada com adequada ligação de fio terra. Tomadas sem adequada ligação de fio terra podem transmitir voltagens perigosas a peças metálicas...
  • Page 48 Translated Safety Information ELECTRICAL—CORD NOTICE Use power cord, maximum 4.5 meters long, rated 6 amp minimum, 250V, made of HAR cordage molded IEC 320 connector on one end and on the other end a plug approved by the country of end use. NETZKABEL Das Netzkabel sollte eine maximale Länge von 4,5 Metern, einen Nennwert von mindestens 6 A und 250 V haben, aus HAR-Material hergestellt und...
  • Page 49 AT-3714F and AT-3726 Installation Guide (Continued...) ELECTRICO—ADVERTENCIA SOBRE EL CABLE Use un cable eléctrico con un máximo de 4,5 metros de largo, con una capacidad mínima de 6 amperios, 250 V, hecho de cable HAR, con el conector moldeado IEC 320 en un extremo y con un enchufe que está...
  • Page 50 Translated Safety Information CAUTION: POWER CORD IS USED AS A DISCONNECTION DEVICE. TO DE-ENERGISE EQUIPMENT disconnect the power cord. VORSICHT: DAS NETZKABEL DIENT ZUM TRENNEN DER STROMVERSORGUNG. ZUR TRENNUNG VOM NETZ, KABEL AUS DER STECKDOSE ZIEHEN. ADVARSEL: DEN STRØMFØRENDE LEDNING BRUGES TIL AT AFBRYDE STRØMMEN.
  • Page 51 AT-3714F and AT-3726 Installation Guide CAUTION: Air vents must not be blocked and must have free access to the room ambient air for cooling. VORSICHT: Die Entlüftungsöffnungen dürfen nicht versperrt sein und müssen zum Kühlen freien Zugang zur Raumluft haben.
  • Page 52 Translated Safety Information LIGHTNING DANGER DANGER: DO NOT WORK on equipment or CABLES during periods of LIGHTNING ACTIVITY. GEFAHR DURCH BLITZSCHLAG GEFAHR: Keine Arbeiten am Gerät oder an den Kabeln während eines Gewitters ausführen. FARE UNDER UVEJR FARE: UNDLAD at arbejde på udstyr eller KABLER i perioder med LYNAKTIVITET.
  • Page 53 AT-3714F and AT-3726 Installation Guide OPERATING TEMPERATURE This product is designed for a maximum ambient temperature of 40 degrees C. BETRIEBSTEMPERATUR Dieses Produkt wurde für den Betrieb in einer Umgebungstemperatur von nicht mehr als 40° C entworfen. BETJENINGSTEMPERATUR Dette apparat er konstrueret til en omgivende temperatur på maksimum 40 grader C.
  • Page 54 Translated Safety Information ALL COUNTRIES: Install product in accordance with local and National Electrical Codes. ALLE LÄNDER: Installation muß örtlichen und nationalen elektrischen Vorschriften entsprechen. ALLE LANDE: Installation af produktet skal ske i overensstemmelse med lokal og national lovgivning for elektriske installationer. ALLE LANDEN: het toestel installeren overeenkomstig de lokale en nationale elektrische voorschriften.
  • Page 55 AT-3714F and AT-3726 Installation Guide ELECTRICAL—AUTO VOLTAGE ADJUSTMENT This product will automatically adjust to any voltage between the ranges shown on the label. AUTOMATISCHE SPANNUNGSEINSTELLUNG Dieses Gerät stellt sich automatisch auf die auf dem Etikett aufgeführten Spannungswerte ein. ELEKTRISK—AUTOMATISK SPÆNDINGSREGULERING Dette apparat vil automatisk tilpasse sig enhver spænding indenfor de...

  • Page 57: Technical Specifications

    Appendix B Technical Specifications Table B-1 lists the technical specifications for the AT-3714F, AT-3726 Switch. Table B-1 AT-3714F, AT-3726 Technical Specifications Physical Specifications Dimensions (H x W x D) Weight Base Unit (fully loaded) 2.593 in. x 17.33 in. x 12.60 in.

  • Page 58: Media Dependent Adapter Cabling Distances

    Technical Specifications Table B-2 RJ45 Pin Assignments for AT-3714F (Mirror port) and AT-3726 Pin Number Function Unused Unused Unused Unused Media Dependent Adapter Cabling Distances Table B-3 lists the maximum cable distances for the AT-3714F, AT-3726 Switch Media Dependent Adapter (MDA).
  • Page 59 Index Numerics 100Base-FX port PWR LED 100Base-TX port redundant backbone connections 1-5, 3-1, 3-5 Activity LED reset button 1-5, 2-9 1-5, 2-7, 3-5 AT-3701 MDA RS232 connector 1-5, 2-9 AT-3701F/SC MDA auto-negotiation shared memory architecture SNMP 1-1, 1-2 bandwidth capability SNMP Management Information Base SNMP trap message Spanning Tree Protocol...

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Centrecom at-3726

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