Allied-telesis AT-8550 Manual do Utilizador Página 1

Gigabit SwitchesAT-9108AT-8518AT-8525AT-8550!Installation GuideVersion 4.x®

Summary of Features1-2By addressing the entire spectrum of Ethernet data rates (10/100/1000 Mbps), the switches enable you to introduce high-speed Gig

AT-9108, AT-8518, AT-8525, and AT-8550 Installation Guide1-3"Web interface via Omega"Simple Network Management Protocol (SNMP) support"

Summary of Features1-4The AT-8525 provides 24 auto-negotiating 10Base-T/100Base-TX ports, one Gigabit Ethernet port, and one redundant Gigabit Etherne

AT-9108, AT-8518, AT-8525, and AT-8550 Installation Guide1-5NoteFor more information on 1000Base-SX and 1000Base-LX link characteristics, refer to IEE

Summary of Features1-6Table 1-3 describes the LED indications on the AT-8518.Table 1-3 AT-8518 LEDLED Color IndicatesPower GreenYellowThe switch is po

AT-9108, AT-8518, AT-8525, and AT-8550 Installation Guide1-7Table 1-4 describes the LED indications on the AT-8525 and the AT-8550.Full-DuplexThe swit

Summary of Features1-8Port RedundancyThe AT-8518, AT-8525, and AT-8550 switches have optional redundant Gigabit Ethernet ports. Using the redundant po

AT-9108, AT-8518, AT-8525, and AT-8550 Installation Guide1-9Network Configuration ExamplesThis section describes where to position the switches within

Network Configuration Examples1-10Another common use for the switches is in a campus environment, as shown in Figure 1-7.Figure 1-7 AT-8525 and AT-85

AT-9108, AT-8518, AT-8525, and AT-8550 Installation Guide1-11Switch Rear ViewFigure 1-8 shows the rear view common to the switches.Figure 1-8 Rear Vi

Factory Defaults1-12Factory DefaultsTable 1-5 shows factory defaults for the all switch models.Table 1-5 Switch Factory DefaultsItem Default SettingPo

2-1Chapter 2Installation and SetupThis chapter describes the following:"How to decide where to install the switch"Gigabit Ethernet configura

Determining the Switch Location2-2Determining the Switch LocationThe switches are suited for use in the office, where it can be free-standing, or moun

AT-9108, AT-8518, AT-8525, and AT-8550 Installation Guide2-33. Insert four flathead screws and fully tighten with a suitable screwdriver, as shown in

Connecting Equipment to the Console Port2-4Connecting Equipment to the Console PortConnection to the console port is used for direct local management.

AT-9108, AT-8518, AT-8525, and AT-8550 Installation Guide2-5Figure 2-3 shows the pin-outs for a 9-pin to 9-pin PC-AT null-modem serial cable.Figure 2-

Logging in for the First Time2-6Logging in for the First TimeAfter the switch has completed the POST, it is operational. Once operational, you can log

AT-9108, AT-8518, AT-8525, and AT-8550 Installation Guide2-7Where to Go NextYou are now ready to manage your switch. Go to Allied Telesyn’s website at

3-1Chapter 3TroubleshootingIf you encounter problems when using the switch, this chapter may be helpful. If you have a problem not listed here or in t

AT-9108AT-8518AT-8525AT-8550Gigabit SwitchesInstallation GuidePN 613-10841-00 Rev A

A-1Appendix A Safety InformationImportant Safety InformationNotePlease read the following safety information thoroughly before installing the switches

Important Safety InformationA-2Power Cord"This must be approved for the country where it is used:Fuse"Disconnect power from the unit before

AT-9108, AT-8518, AT-8525, and AT-8550 Installation GuideA-3Lithium Battery"The battery in the bq4830 device is encapsulated and not user-replace

B-1Appendix B AT-9108, AT-8518, AT-8525 and AT-8550 Technical SpecificationsPhysical Dimensions Height: 3.5 inches x Width: 17.32 inches x Depth: 17.3

B-2Heat Dissipation118W maximum (341.2 BTU/hr maximum)Power SupplyAC Line Frequency 47Hz to 63HzInput Voltage Options 90VAC to 264VAC, auto-rangingCur

C-1Appendix C Technical Support Fax OrderName __________________________________________________________________Company ______________________________

D-1Appendix D AT-9108, AT-8518, AT-8525 and AT-8550 Installation Guide FeedbackPlease tell us what additional information you would like to see discus

Copyright  1999 Allied Telesyn International, Corp.960 Stewart Drive Suite B, Sunnyvale CA 94086 USAAll rights reserved. No part of this publication

E-1Appendix E Where to Find UsFor Technical Support or ServiceLocation Phone FaxAmericasUnited States, Canada, Mexico, Central America, South America1

Allied Telesyn International, Corp.960 Stewart Drive, Suite BSunnyvale, California94086 USAUS & Canada Tel Fax800.424.4284 408.736.0100Internation

iiiTable of ContentsPreface...

Table of ContentsivChapter 3Troubleshooting...

vPrefaceThis preface provides an overview of this guide, describes guide conventions, and lists other publications that may be useful.IntroductionThis

Document ConventionsviDocument ConventionsThe conventions that are used throughout this guide are as follows:NoteA note provides additional informatio

1-1 Chapter 1OverviewThis chapter describes the following:"Features of the AT-9108, AT-8518, AT-8525 and AT-8550 Gigabit Ethernet switches"H