Nortel Networks GS8MP Uživatelský manuál

LG-Nortel ELO GS8MP(LNGS8MP)Gigabit Ethernet SwitchInstallation Guide

ivImportant! Before making connections, make sure you have the correct cord set. Check it (read the label on the cable) against the following: Veuill

vFrance et Pérou uniquement:Ce groupe ne peut pas être alimenté par un dispositif à impédance à la terre. Si vos alimentations sont du type impédance

viWarnings and Cautionary MessagesWarnings (in German)Stromkabel. Dies muss von dem Land, in dem es benutzt wird geprüft werden: Schweiz Dieser Strom

viiEnvironmental StatementThe manufacturer of this product endeavours to sustain an environmentally-friendly policy throughout the entire production p

viii

ixContentsChapter 1: Introduction 1-1Overview 1-1Switch Architecture 1-2Power-over-Ethernet Capability 1-2Network Management Options 1-2Descriptio

xContentsChapter 4: Making Network Connections 4-1Connecting Network Devices 4-1Twisted-Pair Devices 4-1Power-over-Ethernet Connections 4-1Cabling

xiTablesTable 1-1 Port Status LEDs 1-4Table 1-2 Power Status LED 1-4Table 4-1 Maximum 1000BASE-T Gigabit Ethernet Cable Length 4-6Table 4-2 Maximum

xiiFiguresFigure 1-1 Front Panel 1-1Figure 1-2 Rear Panel 1-1Figure 1-3 Port and Power LEDs 1-3Figure 1-4 Power Supply Socket 1-4Figure 2-1 PoE Co

1-1Chapter 1: IntroductionOverviewThe LNGS8MP is an intelligent Layer 2 switch with eight 10/100/1000BASE-T ports, one of which is a Gigabit combinati

Introduction1-21Switch ArchitectureThe switch employs a wire-speed, non-blocking switching fabric. This permits simultaneous wire-speed transport of m

Description of Hardware1-31Description of Hardware10/100/1000BASE-T PortsThe switch contains eight RJ-45 ports that operate at 10 Mbps or 100 Mbps, ha

Introduction1-41Power Supply SocketThe power socket is located on the rear panel of the switch. The standard power socket is for the AC power cord.Fig

Features and Benefits1-51Features and BenefitsConnectivity• 8 10/100/1000 Mbps ports for easy Gigabit Ethernet integration and for protection of your

Introduction1-61

2-1Chapter 2: Network PlanningIntroduction to SwitchingA network switch allows simultaneous transmission of multiple packets via non-crossbar switchin

Network Planning2-22Application ExamplesThe switch is not only designed to segment your network, but also to provide a wide range of options in settin

Application Examples2-32access points are receiving PoE power from the switch.Figure 2-2 Collapsed BackboneMeeting RoomWith eight 1000 Mbps parallel

Network Planning2-42Making VLAN ConnectionsThe switch supports VLANs that can be used to organize any group of network nodes into separate broadcast d

Application Notes2-52Application Notes1. Full-duplex operation only applies to point-to-point access (such as when a switch is attached to a workstati

Installation GuideWeb-Smart PoE SwitchLayer 2 Workgroup Switchwith 7 10/100/1000BASE-T (RJ-45) Ports and 1 Gigabit Combination (RJ-45/SFP) Port

Network Planning2-62

3-1Chapter 3: Installing the SwitchSelecting a Siteswitch units can be mounted in a standard 19-inch equipment rack or on a flat surface. Be sure to f

Installing the Switch3-23Figure 3-1 RJ-45 ConnectionsEquipment ChecklistAfter unpacking the switch unit, check the contents to be sure you have recei

Mounting3-33Rack MountingBefore rack mounting the switch, pay particular attention to the following factors:• Temperature: Since the temperature with

Installing the Switch3-432. Mount the device in the rack, using four rack-mounting screws (not provided).Figure 3-3 Installing the Switch in a Rack3.

Installing an Optional SFP Transceiver3-532. Set the device on a flat surface near an AC power source, making sure there are at least two inches of sp

Installing the Switch3-63Connecting to a Power SourceTo connect a device to a power source:1. Insert the power cable plug directly into the socket loc

4-1Chapter 4: Making Network ConnectionsConnecting Network DevicesThe switch units are designed to interconnect multiple segments (or collision domain

Making Network Connections4-24Cabling GuidelinesThe RJ-45 ports on the switch support automatic MDI/MDI-X pinout configuration, so you can use standar

Twisted-Pair Devices4-34Network Wiring ConnectionsToday, the punch-down block is an integral part of many of the newer equipment racks. It is actually

LNGS8MPJanuary, 2008150000052200AIssue 1.0

Making Network Connections4-44Fiber Optic SFP DevicesAn optional Gigabit SFP transceiver (1000BASE-SX, 1000BASE-LX or 1000BASE-LH) can be used for a b

Fiber Optic SFP Devices4-543. Connect one end of the cable to the LC port on the switch and the other end to the LC port on the other device. Since LC

Making Network Connections4-64Connectivity RulesWhen adding hubs (repeaters) to your network, please follow the connectivity rules listed in the manua

Connectivity Rules4-74100 Mbps Fast Ethernet Collision Domain10 Mbps Ethernet Collision DomainTable 4-5 Maximum Fast Ethernet Cable LengthType Cable

Making Network Connections4-84Cable Labeling and Connection RecordsWhen planning a network installation, it is essential to label the opposing ends of

A-1Appendix A: TroubleshootingDiagnosing Switch Indicators Power and Cooling ProblemsIf the power indicator does not turn on when the power cord is pl

TroubleshootingA-2AInstallationVerify that all system components have been properly installed. If one or more components appear to be malfunctioning (

B-1Appendix B: CablesTwisted-Pair Cable and Pin AssignmentsFor 10BASE-T/100BASE-TX connections, a twisted-pair cable must have two pairs of wires. For

CablesB-2BTable B-1 10/100BASE-TX MDI-X and MDI Port PinoutsStraight-Through WiringIf the twisted-pair cable is to join two ports and only one of the

Twisted-Pair Cable and Pin AssignmentsB-3Bany RJ-45 port on the switch, you can use either straight-through or crossover cable to connect to any devic

LIMITED WARRANTY LG-NORTEL warrants the Products, excluding consumable items to be free from defective design attributable to LG-NORTEL, defective mat

CablesB-4BCable Testing for Existing Category 5 CableInstalled Category 5 cabling must pass tests for Attenuation, Near-End Crosstalk (NEXT), and Far-

C-1Appendix C: SpecificationsPhysical CharacteristicsPorts8 10/100/1000BASE-T, with auto-negotiation1 SFP transceiver slot.Network InterfacePorts 1-8:

SpecificationsC-2CAC Input100 to 240 V, 50-60 Hz, 1.5 APower-over-EthernetInput voltage: 48 V DCMaximum output power 70 W: 15.4 W for any four ports

StandardsC-3CStandardsIEEE 802.3-2005 Ethernet, Fast Ethernet, Gigabit EthernetIEEE 802.3af Power-over-EthernetIEEE 802.1D Spanning Tree ProtocolIEEE

SpecificationsC-4C

Glossary-1Glossary10BASE-TIEEE 802.3 specification for 10 Mbps Ethernet over two pairs of Category 3 or better UTP cable.100BASE-TXIEEE 802.3u specifi

GlossaryGlossary-2CSMA/CDCSMA/CD (Carrier Sense Multiple Access/Collision Detect) is the communication method employed by Ethernet, Fast Ethernet, or

Glossary-3GlossaryIEEE 802.3xDefines Ethernet frame start and stop requests and timers used for flow control on full-duplex links. (Now incorporated i

GlossaryGlossary-4Redundant Power Supply (RPS)A backup power supply unit that automatically takes over in case the primary power supply should fail. R

Index-1Numerics10 Mbps connectivity rules 4-7100 Mbps connectivity rules 4-71000 Mbps connectivity rules 4-61000BASE-LH fiber cable lengths 4-61000BAS

IndexIndex-2Mmanagementagent 1-2features 1-5, C-2SNMP 1-2mounting the switchin a rack 3-3on a desktop or shelf 3-4Nnetworkconnections 4-1examples 2-2P

JAN/2008/ISSUE 1.0

iCompliances and Safety WarningsFCC - Class AThis equipment has been tested and found to comply with the limits for a Class A digital device, pursuant

iiCE Mark Declaration of Conformance for EMI and Safety (EEC)This information technology equipment complies with the requirements of the Council Dire

iiiWarnhinweis: Faseroptikanschlüsse - Optische SicherheitPower Cord SafetyPlease read the following safety information carefully before installing th