Allied-telesis AT-8326GB Manuale Utente

Fast Ethernet SwitchAT-8326GBKInstallation Guide®PN 613-50282-00 Rev A

AT-8326GB Installation Guide10Management Software UpdatesAllied Telesyn periodically updates the management software programs for our managed products

11 Chapter 1Product DescriptionThe AT-8326GB is a stackable Layer 2 Fast Ethernet switch. It offers a wide range of features and capabilities, all des

AT-8326GB Installation Guide12Location of ComponentsFigure 1 illustrates the front panel of the AT-8326GB Fast Ethernet Switch.Figure 1 AT-8326GB Fro

AT-8326GB Installation Guide13Hardware FeaturesThe following sections describe these hardware features of the AT-8326GB Fast Ethernet switch:G 10/100B

AT-8326GB Installation Guide14Auto-Negotiation, the switch automatically matches the highest possible common speed between each switch port and each e

AT-8326GB Installation Guide15RJ-45 Port PinoutsFigure 4 illustrates the pin layout to an RJ-45 connector and port.Figure 4 RJ-45 Connector and Port

AT-8326GB Installation Guide16Table 3 lists the RJ-45 connector pins and their signals when a 10/100/1000 Mbps twisted pair port is operating at 1000

AT-8326GB Installation Guide17GigabitInterfaceConverter(GBIC) SlotsFigure 5 GBIC SlotsThe AT-8326GB Fast Ethernet switch has two GBIC slots on the fr

AT-8326GB Installation Guide18Stacking PortsFigure 7 Stacking PortsThere are two stacking ports on the back of the switch (Figure 7). The ports are u

AT-8326GB Installation Guide19System LEDsFigure 8 System LEDsThe system LEDs on the front panel display general status information about the entire s

Copyright Ó 2002 Allied Telesyn, Inc. 960 Stewart Drive Suite B, Sunnyvale, CA 94085 USAAll rights reserved. No part of this publication may be reprod

AT-8326GB Installation Guide20Stack ID LEDsFigure 9 Stack ID LEDsThe stack ID LEDs indicate the switch’s position in a switch stack. Since you can st

AT-8326GB Installation Guide2110/100 MbpsPort LEDsFigure 10 Port LEDsThe 10/100 Mbps port LEDs on the front panel display port status information for

AT-8326GB Installation Guide2210/100/1000Mbps Port LEDsThe 10/100/1000 Mbps port LEDs on the front panel display port status information for Ports 25

AT-8326GB Installation Guide23GigabitConnector LEDsFigure 11 Gigabit Connector LEDsPorts 25 and 26 each have two connector LEDs on the front panel th

AT-8326GB Installation Guide24RS-232Terminal PortFigure 12 RS-232 Terminal PortThe RS-232 Terminal Port is used to establish a local (out-of-band) ma

AT-8326GB Installation Guide25AC PowerConnectorFigure 13 AC Power ConnectorThe switch has a single AC power supply socket on the back panel, which ha

AT-8326GB Installation Guide26Software FeaturesThe following sections describe these software features:G AT-S41 Management SoftwareG Spanning Tree Pro

AT-8326GB Installation Guide27RS-232 Terminal PortOne method for accessing the management software is by connecting a terminal or a PC with a terminal

AT-8326GB Installation Guide28Web BrowserYou can also manage the switch from a workstation on your network using a web browser, such as Internet Explo

AT-8326GB Installation Guide29Telnet Application ProtocolUsing the Telnet application protocol is another way for you to manage the switch remotely fr

iiiElectrical Safety and Emission StatementStandards: This product meets the following standards.RFI Emission FCC Class A, EN55022 Class A, CISPR22 Cl

AT-8326GB Installation Guide30Tagged andPort-basedVLANsA VLAN is a group of end nodes that form an independent subnetwork. Each VLAN constitutes a sep

AT-8326GB Installation Guide31The QoS feature was designed to address this problem. With it, Ethernet frames can be assigned different priorities. The

AT-8326GB Installation Guide32Dynamic HostConfigurationProtocol(DHCP)This application protocol was developed to simplify network management. It is use

AT-8326GB Installation Guide33Below are the guidelines to follow when planning a port trunk:G The switch can support up to four port trunks at a time.

AT-8326GB Installation Guide34Example of a Port TrunkFigure 18 shows an example of a port trunk between an AT-8326GB and a network server. The server

AT-8326GB Installation Guide35Port Security The AT-8326GB Gigabit Ethernet switch has three levels of port security: Normal (default), Limited, and Se

AT-8326GB Installation Guide36A Few Basics to Ethernet SwitchingAn Ethernet switch interconnects network devices, such as workstations, printers, rout

AT-8326GB Installation Guide37Duplex Mode Duplex mode refers to how an end node receives and transmits data. If an end node can receive or transmit da

AT-8326GB Installation Guide38How a switch signals an end node to stop transmitting data differs depending on the speed and duplex mode of the end nod

AT-8326GB Installation Guide39Network TopologiesThis section illustrates several of the network topologies you can create with the AT-8326GB Fast Ethe

4Table of ContentsPreface ...

AT-8326GB Installation Guide40CollapsedBackbone - HubTopologyIn the topology illustrated in Figure 21, an AT-8326GB Fast Ethernet switch is used to co

AT-8326GB Installation Guide41Switch StackingTopologyA switch stack creates a powerful logical switch by allowing two or more individual switches to f

42Chapter 2InstallationThis chapter contains the installation procedures for the switch. This chapter contains the following sections:G Installation S

AT-8326GB Installation Guide43Installation Safety PrecautionsPlease review the following safety precautions before you begin to install the switch. Re

AT-8326GB Installation Guide44Selecting a Site for the SwitchObserve the following requirements when choosing a site for your switch:G If you plan to

AT-8326GB Installation Guide45Required CablesTable 7 contains the specifications of the cables required for the twisted pair ports on the AT-8326GB Fa

AT-8326GB Installation Guide46Unpacking the SwitchTo unpack the switch, perform the following procedure:1. Remove all components from the shipping pac

AT-8326GB Installation Guide47Installing the Switch on a DesktopPerform the following procedure to install the switch on a desktop or table. If you wo

AT-8326GB Installation Guide48Installing the Switch in a RackPerform the following procedure to install the switch in a standard 19-inch rack. If you

AT-8326GB Installation Guide493. Mount the switch in a19-inch rack using standard screws (not provided).Figure 24 Installing the Switch in a RackRS23

5Backpressure and Flow Control ...

AT-8326GB Installation Guide50Installing an Optional GBIC Module If you purchased an optional GBIC module, perform the following procedure. If you did

AT-8326GB Installation Guide513. Slide the GBIC module into one of the GBIC slots in the front of the AT-8326GB switch. The GBIC module is completely

AT-8326GB Installation Guide52Creating a Switch StackTo create a switch stack, perform the following procedure. If you are not creating a switch stack

AT-8326GB Installation Guide53Figure 26 illustrates a stack of two switches connected with one LVDS cable between the STACK OUT port on the master swi

AT-8326GB Installation Guide54Figure 27 illustrates a stack of six switches.Figure 27 A Stack of Six SwitchesNoteNever add or remove an LDVS cable wh

AT-8326GB Installation Guide55Cabling the SwitchPerform the following procedure to connect the data cables to the switch ports. Refer to Required Cabl

AT-8326GB Installation Guide56G If you are creating a port trunk, do not connect the cables of the trunk to the switch until you after have configured

3. Attach the data cable to the port on the GBIC module.Figure 30 Attaching a Cable to a GBIC ModuleWhen you attach a fiber optic cable to a GBIC mod

AT-8326GB Installation Guide58Powering On the Switch1. Apply AC power to the switch by plugging the power cord into the AC power connector on the back

AT-8326GB Installation Guide59Starting a Local Management SessionThe procedure in this section explains how to start a local (out-of-band) management

6PrefaceThis guide contains instructions on how to install the stackableAT-8326GB Fast Ethernet switch.How This Guide is OrganizedThis manual contains

AT-8326GB Installation Guide603. Set the terminal or the terminal emulation program to the following settings:G Emulation mode: VT100G Baud rate: 9600

AT-8326GB Installation Guide61The switch displays the management software’s Main Menu, shown in Figure 34.Figure 34 AT-S41 Main Menu - Local Manageme

AT-8326GB Installation Guide62Warranty RegistrationWhen you have finished installing the switch, register your product by completing the enclosed warr

63Chapter 3TroubleshootingThis chapter contains information on how to troubleshoot the switch in the event a problem occurs.NoteIf after following the

AT-8326GB Installation Guide64G Check that the twisted pair cable is securely connected to the port on the switch and to the port on the end node.G Ma

AT-8326GB Installation Guide65acceptable limits. For specifications on the transceiver in the GBIC module, refer to the GBIC Installation Guide.G Chec

AT-8326GB Installation Guide66If you are unable to establish a local management session with the switch through the RS-232 Terminal Port on the front

67Appendix ATechnical SpecificationsPhysical SpecificationsDimensions 44 cm x 25.3 cm x 6.4 cm (W x D x H)(17.32 in. x 9.96 in. x 2.5 in.)Weight 2.7 k

AT-8326GB Installation Guide68Safety and Electromagnetic Emissions CertificationsSafety UL 1950 (UL/cUL), EN60950 EMI FCC Class A, EN55022, CE Class A

69Appendix B Default Switch SettingsThis appendix lists the factory default settings for the switch.Setting DefaultIP Address 0.0.0.0Subnet Mask 0.0.0

AT-8326GB Installation Guide7Document ConventionsThis document uses the following conventions to highlight important information. NoteNotes provide ad

AT-8326GB Installation Guide70Ports 25 and 26Port Type (GBIC or Twisted Pair) Twisted PairVLANsPort-based and Tagged VLANs EnabledDefault VLAN Name De

71Appendix CTranslated Electrical Safety and Emission InformationImportant: This appendix contains multiple-language translations for the safety state

AT-8326GB Installation Guide72Standards: This product meets the following safety standards. 1 RFI Emission FCC Class A, EN55022 Class A, CISPR22 Clas

AT-8326GB Installation Guide73 12 PLUGGABLE EQUIPMENT, the socket outlet shall be installed near the equipment and shall be easily accessible. 13 CA

AT-8326GB Installation Guide74Standarder: Dette produkt tilfredsstiller de følgende standarder.1 Radiofrekvens forstyrrelsesemission FCC Klasse A, E

AT-8326GB Installation Guide75Eisen: Dit product voldoet aan de volgende eisen.1 RFI Emissie FCC Klasse A, EN55022 Klasse A, CISPR22 Class A (VCCI),

AT-8326GB Installation Guide76Normes: ce produit est conforme aux normes de suivantes:1 Emission d’interférences radioélectriques FCC Classe A, EN550

AT-8326GB Installation Guide77Standardit: Tämä tuote on seuraavien standardien mukainen.1 Radioaaltojen häirintä FCC Luokka A, EN55022 Luokka A, CISP

AT-8326GB Installation Guide78Standard: Questo prodotto è conforme ai seguenti standard.1 Emissione RFI (interferenza di radiofrequenza) FCC Classe

AT-8326GB Installation Guide79Sikkerhetsnormer: Dette produktet tilfredsstiller følgende sikkerhetsnormer.1 RFI stråling FCC Klasse A, EN55022 Klass

AT-8326GB Installation Guide8Where to Find Web-based GuidesThe Allied Telesyn web site at www.alliedtelesyn.com contains the most recent documentation

AT-8326GB Installation Guide80Padrões: Este produto atende aos seguintes padrões.1 Emissão de interferência de radiofrequência FCC Classe A, EN55022

AT-8326GB Installation Guide81Estándares: Este producto cumple con los siguientes estándares.1 Emisión RFI FCC Clase A, EN55022 Clase A, CISPR22 Cla

AT-8326GB Installation Guide82Standarder: Denna produkt uppfyller följande standarder.1 Radiostörning FCC Klass A, EN55022 Klass A, CISPR22 Class A

AT-8326GB Installation Guide9Contacting Allied TelesynTelephoneSupportTo contact Technical Support by telephone, find your country or region in the ta