Allied Telesis AT 8000/8POE manuale d’uso

613-000238 Rev. C Layer 2 Fast Ethernet Switch AT-8000/8POE Installation Guide[...]

Copyright © 2008 Allied T elesis, Inc. All rights reserved. No part of this publication may be repr oduced withou t prior written permissi on from Allied Telesis, Inc. Microsoft and Internet Explorer are regi stered trademarks of Microsoft Corpo rat ion. Netscape Navigator is a registered trademark of Netscape Communications Corporati on. All othe[...]

3 This product meets the following standards. RFI Emissions FCC Class A, EN55022 Clas s A, EN61000-3-2, EN61000-3-3, C-TICK, CE Immunity EN55024 Electrical Safety EN60950 (TUV), UL 60950 ( C UL US ) U.S. Federal Communications Commission Radiated Energy Note: This equipment has been tested and found to comply with th e limits for a Class A digi tal[...]

4 T ranslated Safety S tatements Important: The  indicates that a translation of th e safety statement is available in a PDF document titled “Translated Safety St atements” ( 613-000405) poste d on the Allied Telesis website at www.alliedtelesis.com.[...]

5 Contents Preface ...... .............. .............. .............. .............. .............. .............. .............. ........... ............ ...................... .............. ............. 11 Safety Symbols Used in th is Docu ment........ .............. .............. .............. .............. .............. ............. ...[...]

Contents 6 Appendix A: Te chnical Spec ifications ............ .............. .............. .............. .............. .............. .............. ............... ..............53 Physical Specifications .......................... ............ .. ............ .............. .............. .............. .......... ............ .............. [...]

7 Figure 1. AT-8000/8POE Front Pane l............. ............................ ....................................... ............ .............. .............. .......... 17 Figure 2. AT-8000/8POE Back Panel . ............ .......................................... ............................ .......... .... .............. .............. ..... [...]

Figures 8[...]

9 Ta b l e s Table 1. Safety Sy mbols ........................ .............. .............. .............. ................. .............. ..... ........... ............... .............. ....... 12 Table 2. 10/100Base-T PoE Port LE Ds ............ ................................................................... ........... ............ ......[...]

Tables 10[...]

11 Pr eface This guide contains instructions on ho w to install the AT-8000/8POE Fast Ethernet Switch. This preface contains the fo llowing sections:  “Safety Symbols Used in this Document” o n page 12  “Where to Find W eb-based Guides” on p age 13  “Contacting Allie d T elesis” on p age 14[...]

Preface 12 Safety Symbols Used in this Document This document uses the safety symbols defined in Table 1. T able 1. Safety Symbols Symbol Meaning Description Caution Performing or omi tting a specific action may result in equipment damage or loss of data. W arning Performing or omi tting a specific action may result in electrical shock.[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 13 Where to Find Web-based Guides The installation and user guides for all Allied Telesis products are available in portable document format (PDF) o n our web site at www.alliedtelesis.com . You can view the documents onlin e or download them onto a local workstation or server.[...]

Preface 14 Contacting Allied Telesis This section provides Allied Telesis contact information for technical support as well as sales or corporate informat ion. Online Support You can request technical sup port online by accessing the Allied T elesis Knowledge Base from the followin g web site: www.alliedtelesis.com/support . You can use the Knowled[...]

15 Chapter 1 Overview The AT-8000/8POE Fast Ethernet Switch is designed to simp lify the task of creating or expanding an Ethernet, Fa st Ethernet, or Gigabit Eth ernet network with the powe r of Power over Ethernet (PoE). This chapter contains the follo ws sections:  “Features” on page 16  “Front and Back Panels” on p age 17  “P[...]

Chapter 1: Ove rview 16 Features The features of the AT-8000/8POE Fast Ethernet Switch include:  Port status LEDs  Eight Auto-Negotiating 10/100Base-T twiste d pair port s with Power over Ethernet (PoE) cap ability and one 10/100/1000Base-T port with RJ-45 connectors  One combo small form-factor pluggable (SFP) port  Auto MDI/MDI-X on t[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 17 Front and Back Panels Figure 1 illustrates the front panel of the AT-8000/8POE Fast Ethernet Switch. Figure 1. AT-8000/8POE Front Panel Figure 2 illustrates the back panel o f the AT-8000/8POE Fast Ethernet Switch. Figure 2. AT-8000/8POE Back Panel 10/100Base Twisted Pair Ports Port L[...]

Chapter 1: Ove rview 18 Ports The AT-8000/8POE Fast Ethernet Switch features eight twisted pair ports, one 10/100/1000Base-T port, and one combo SFP port. Twisted Pair Ports The twisted pair ports feature 8-pi n RJ-45 connectors. (For the port pinouts, refer to “Connectors a nd Port Pinouts” on page 55.) The ports on the AT-8000/8POE Fast Ether[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 19 10/100/1000 RJ-45 Uplink Port The 10/100/1000Base-T uplink port is a backup for the SFP uplink port. If the SFP’s fiber connection fails, the 10/100/1000Base-T uplink port takes over the connection. SFP Port The SFP port, port 9, can operate in place of its twisted pair port equival[...]

Chapter 1: Ove rview 20 LEDs The LEDs on the front panel display the system and po rt status information. Each port has two LEDs as shown in Figure 3. Figure 3. Port LEDs Table 2 describes the LEDs for the 10/100Ba se-T ports. Table 2. 10/100Base-T PoE Port LEDs LED State Description PoE Solid green The port is connected to a valid po wered device [...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 21 Table 4 describes the Powe r LED. Table 4 describes the LEDs for the uplink ports. Amber A valid link has been establishe d on the port and the port is operating in 10 Base-T mode. Blinking amber The port is transmitting or receiving data at 10 Mbps. Table 3. Power LED LED State Descr[...]

Chapter 1: Ove rview 22 Power Supply The switch has an internal power supply with a single AC power supply socket on the back panel which features autoswitch AC inputs. To power the switch on or off, connect or disconnect the power co rd provided with the switch. A power cord is supplied with the switch. Note For the power requirements, refer to ?[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 23 Power over Ethernet The twisted pair ports on the AT-8000/8POE Fast Ethernet Switch f eature Power over Ethernet (PoE). PoE is a mechanism for supplying power to network devices over t he same twisted pair cables used to carr y network traffic. This feature can simplify network instal[...]

Chapter 1: Ove rview 24 Power Budgeting The AT-8000/8POE Fast Ethernet Switch p rovides a maximum of 15.4 W of power per port on six of the eight ports fo r a total power consumption of 95 W, while at the same time furnishing standard 10/100 Mb ps Ethernet functionality. The AT-8000/8POE smart power manag ement function ality supports any combinati[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 25 should be able to receive its power fr om the switch while using either a straight or cross-over cable. The PoE feature on th e AT-8000/8POE Fast Ethernet Switch should also work wit h most legacy PD’s as long as the device can be powered on pins 4, 5, 7, an d 8.[...]

Chapter 1: Ove rview 26 Ethernet Switching Basics An Ethernet switch interconnects ne twork devices, such as workstations, printers, routers, and other Ethern et switches, so that they can communicate with each other b y sending and receiving Ethernet frames. MAC Address Table Every hardware device on your net work has a unique MAC address. This ad[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 27 Duplex Mode Duplex mode refers to how an end node receives and transmits data. If an end node can receive or transmit data, but not both simultaneously, the end node is operating in what is referred to as half-duplex mode. If an end node can both receive and tra nsmit data simultaneou[...]

Chapter 1: Ove rview 28 Back Pressure and Flow Control To maintain the orderly movement of data between the end nodes, an Ethernet switch may periodically need to signal an end node to sto p sending data. This can occur under seve ral circumsta nces. For example, if two end nodes are operating at differen t speeds, the switch, while transferring da[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 29 Network Topologies This section illustrates two network topol o gies that you can create with the AT-8000/8POE Fast Ethernet Switch: a power workgroup a nd collapsed backbone. Both types of topologie s are described below. Power Workgroup Topology The topology shown in Figure 4 is com[...]

Chapter 1: Ove rview 30 Collapsed Backbone In the topology illustrated in Figu re 5, an AT-9424T Gigabit Ethernet Switch forms the backbone that connects to servers and AT-80 00/8POE Fast Ethernet switches using Gigabi t Ethernet uplinks. This type of topology is often referred to as a collapsed backbone topology. The switch functions as the focal [...]

31 Chapter 2 Installation This chapter contains the following sections:  “Reviewing Safety Precautions” on p age 32  “Selecting a Site for the Switch” on p age 34  “Cabling” on page 3 5  “Unpacking the Switch” on page 36  “Installing the Switch on a Desktop” on page 37  “Installing the Switch in a Rack” on [...]

Chapter 2: Inst allation 32 Reviewing Safety Precautions Please review the following safety pr ecautions before you begin to install the chassis or any of its components. Note The  indicates that a translation of the safety state ment is available in a PDF document titled “Tra nslated Safety Statements” (613-000405) on the Allied Telesis web[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 33 Circuit Overloading: Consideratio n should be given to the connection of the equipment to the sup ply circuit and the effect that overloading of circuits might have on overcurrent protection and supply wiring. Appropriate consideration of equipme nt nameplate ratings should be used wh[...]

Chapter 2: Inst allation 34 Selecting a Site for the Switch Observe the following requirements when choosing a site for your switch:  If you plan to inst all the switch in an equipment rack, ensure that th e rack is safely secured and that it will not tip over . Devices in a rack should be insta lled startin g at the bottom, with the heavier dev[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 35 Cabling Table 6 contains the cabling specific atio ns for the twisted pair ports. Note The twisted pair ports on the switch fe ature auto-MDI when operating at 10 or 100 Mbps. Each port is individu ally configured as MDI or MDI-X when connected to an end node. Consequently, you can us[...]

Chapter 2: Inst allation 36 Unpacking the Switch To unpack the switch, perform the following p rocedure: 1. Re move all components from the shipping package. Note Store the packaging material in a sa fe location. You must use the original shipping material if you need to re turn the unit to Allied Telesis. 2. Place the switch on a level, secure sur[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 37 Installing the Switch o n a Desktop You can place AT-8000/8POE Fast Ethernet Switch on a desktop or install it in a 19-inch rack. To install the switch in a rack, refer to “Installing the Switch in a Rack” on page 38. To place the switch on a desktop, perform the f ollowing proced[...]

Chapter 2: Inst allation 38 Installing the Switch in a Rack To install the AT-8000/8POE Fast Ethernet Switch in a rack, perform the following procedure: 1. If attached, remove the rubber feet using a flat-head screwdriver. 2. Insta ll a bracket on one side of the switch using a Phillips screwdriver and four of the rack-mount screws included with th[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 39 4. Mount th e switch on a 19-inch rack using the four large screws included, as shown in Figur e 8 Figure 8. Mounting the Switch on the Ra ck 9 9R 13 5 7 2 4 6 8 TERMINAL PORT 10/100/1000 Ba se-T SFP UPLI NK PO R T RS-232 832 Warning: To prevent electric shock, do not remove the cover[...]

Chapter 2: Inst allation 40 Warning: Operating Temperature. This product is designed for a maximum ambient temperature of 40° degree s C.  E7 Circuit Overloading: Consideration should be given to th e connection of the equipment to the supply circu it and the effect that overloading of circuits might have on overcurrent protection and supply wi[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 41 Installing an Optional SFP Transceiver The AT-8000/8POE Fast Ethernet Switch has one SFP uplin k port. To install an SFP transceive r, perform the following procedure: Note The transceiver can be hot-swapped; you do not need to power off the switch to install a transceiver. Ho wever, [...]

Chapter 2: Inst allation 42 4. Slide the SFP transceiver into an SFP slot on the switch, as shown in Figure 10. Figure 10. Inserting the SFP 5. Re peat steps 2 through 4 if you are in stalling another SFP transceiver. Note SFP transceivers are dust sensitive. Whe n a fiber optic cable is not installed, or when you store the SFP, always ke ep the pl[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 43 Cabling and Powering On the Switch Connecting the Twisted Pair Cables To connect the twisted cables to t he RJ-45 ports on the AT-8000/8POE Fast Ethernet Switch, perform the following proce dure: 1. Plu g the twisted pair data cables into the RJ-45 ports on the switch, as shown in Fig[...]

Chapter 2: Inst allation 44 Connecting the Fiber Optic Cables To connect a fiber optic cable to an SFP installed in the AT-8000/8POE Fast Ethernet Switch, perform the following procedure : 1. Re move the dust plug from the SFP, as sho wn in Figure 12. Figure 12. Removing the Dust Cover from the SFP. 2. Co nnect the fiber optic cable to the SFP port[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 45 Figure 14. Plugging in the AC Power Cord 2. Plu g the other end of the power cord into a wall outlet. 3. Verify tha t the POWER LED is green. If the LED is OFF, refer to Chapter 3, “Troubleshooting” o n page 51. The switch is now powered on and rea dy for network operations. T o s[...]

Chapter 2: Inst allation 46 Starting a Management Session The AT-8000/8POE Fast Ethernet Switch p rovides two methods for accessing the switch and p erforming management functions, as described in the following sections:  “Establishing a Local Connectio n to use the Menus Interface,” next  “Establishing a Remote Con nection to Use the W[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 47 The Login Menu is shown in Figure 16. Figure 16. Login Menu 4. Enter “manager” for the login name and press Return. Y ou are prompted for a password. 5. Enter “friend” as the password. The Main Menu is shown in Figure 17. Figure 17. Main Menu For detailed information about con[...]

Chapter 2: Inst allation 48 Establishing a Remote Connection to Use the Web Browser Interface In order for you to manage a switch using the we b browser interface, the switch must have an IP address and subnet mask. You must use the menus interface to assign an IP address. Note The remote management station must be a member of the switch’s Defaul[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 49 3. Enter the A T-S81 ma nagement login user name and password. The default user name is “mana ger” and the default password is “friend.” The login name and password are case-sensitive. The A T-S81 management sof tware displays the home p age. The window contains a n image of t[...]

Chapter 2: Inst allation 50 Warranty Registration Allied Telesis hardware products ar e covered under limited warran ties. Some products have a long er or more appropriate coverage the others. The AT-8000/8POE Fast Ethernet switch has a limited warranty of Lifetime (24 months Fan & PSU). All Allied Telesis warranties are subjec t to and provide[...]

51 Chapter 3 T r oubleshooting This chapter contains information on how to troubleshoot the switch in the event that a problem occurs. Note If you need further assistance, please contact Allie d Telesyn Technical Support. Refer to “Conta cting Allied Telesis” on pa ge 14. Check the Power LED on the front of the switch. If th e LED is OFF, indic[...]

Chapter 3: Tro ubleshooting 52  If the port PoE LED is solid amber , then the power required by the connected device is more than th e maximum power budget for the port. If this is the case, the connected device may not qua lify for connection to the switch.  If the port PoE LED is blinking amber , th en the overall power budget of the switch[...]

53 Appendix A T echnical Specifications Physical Specifications Dimensions: 330 mm x 204 mm x 43.6 mm 12.99 in x 8.03 in x 1.72 in) Weight: 3.25 kg (7.16 lbs) Environmental Specifications Operating Temperature: 0° C to 45° C (32° F to 113° F) Storage Temperature: -20° C to 70° C (-4° F to 158° F) Operating Humidity: 10% to 90% non-condensin[...]

Appendix A: Technica l Specifications 54 Safety and Electromagnetic Emissions Certifications EMI/RFI: FCC Class A, EN55022 Class A, CISPR Class A Immunity: EN55024 Electrical Safety: EN60950 (TUV), UL60950 ( c UL us ) , C-TICK, CE[...]

AT-8000/8POE Layer 2 Fast Ethernet Switch Installation Gui de 55 Connectors and Port Pinouts This section lists the connectors an d connector pinouts for the AT-8000/8POE Fast Ethernet Switch and their compone nts. Figure 21 illustrates the pin lay out for an RJ-45 connector an d port. Figure 21. RJ-45 Connector and Port Pin Layout Table 7 lists th[...]

Appendix A: Technica l Specifications 56 1000Base-T port is operating at 1000 Mbp s. Table 9. RJ-45 1000Base-T Connector Pinouts Pin Pair Signal 1 1 TX and RX+ 2 1 TX and RX- 3 2 TX and RX+ 4 3 TX and RX+ 5 3 TX and RX- 6 2 TX and RX- 7 4 TX and RX+ 8 4 TX and RX-[...]