Nortel Networks GS8MP User manual

LG-Nortel ELO GS8MP

(LNGS8MP)

Gigabit Ethernet Switch

Installation Guide

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Installation Guide

Web-Smart PoE Switch

Layer 2 Workgroup Switch

with 7 10/100/1000BASE-T (RJ-45) Ports

and 1 Gigabit Combination (RJ-45/SFP) Port

LNGS8MP

January, 2008

150000052200A

Issue 1.0

LIMITED WARRANTY

LG-NORTEL warrants the Products, excluding consumable items to be free from defective

design

attributable to LG-NORTEL, defective material or faulty workmanship and will conform to

the Specifications for twelve (12) months from the date of Customer acceptance of the Product.

WARRANTIES EXCLUSIVE: IF AN LG-NORTEL PRODUCT DOES NOT OPERATE AS

WARRANTED ABOVE, CUSTOMER’S SOLE REMEDY SHALL BE REPAIR OR

REPLACEMENT OF THE PRODUCT IN QUESTION, AT LG-NORTEL’S OPTION. THE

FOREGOING WARRANTIES AND REMEDIES ARE EXCLUSIVE AND ARE IN LIEU OF ALL

OTHER WARRANTIES OR CONDITIONS, EXPRESS OR IMPLIED, EITHER IN FACT OR BY

OPERATION OF LAW, STATUTORY OR OTHERWISE, INCLUDING WARRANTIES OR

CONDITIONS OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. LG-

NORTEL NEITHER ASSUMES NOR AUTHORIZES ANY OTHER PERSON TO ASSUME FOR

IT ANY OTHER LIABILITY IN CONNECTION WITH THE SALE, INSTALLATION,

MAINTENANCE OR USE OF ITS PRODUCTS. LG-NORTEL SHALL NOT BE LIABLE UNDER

THIS WARRANTY IF ITS TESTING AND EXAMINATION DISCLOSE THE ALLEGED DEFECT

IN THE PRODUCT DOES NOT EXIST OR WAS CAUSED BY CUSTOMER’S OR ANY THIRD

PERSON’S MISUSE, NEGLECT, IMPROPER INSTALLATION OR TESTING, UNAUTHORIZED

ATTEMPTS TO REPAIR, OR ANY OTHER CAUSE BEYOND THE RANGE OF THE INTENDED

USE, OR BY ACCIDENT, FIRE, LIGHTNING, OR OTHER HAZARD.

LIMITATION OF LIABILITY: IN NO EVENT, WHETHER BASED IN CONTRACT OR TORT

(INCLUDING NEGLIGENCE), SHALL LG-NORTEL BE LIABLE FOR INCIDENTAL,

CONSEQUENTIAL, INDIRECT, SPECIAL, OR PUNITIVE DAMAGES OF ANY KIND, OR FOR

LOSS OF REVENUE, LOSS OF BUSINESS, OR OTHER FINANCIAL LOSS ARISING OUT OF

OR IN CONNECTION WITH THE SALE, INSTALLATION, MAINTENANCE, USE,

PERFORMANCE, FAILURE, OR INTERRUPTION OF ITS PRODUCTS, EVEN IF LG-NORTEL

OR ITS AUTHORIZED RESELLER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH

DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OF IMPLIED WARRANTIES

OR THE LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR CONSUMER

PRODUCTS, SO THE ABOVE LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TO YOU.

THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, WHICH MAY VARY FROM STATE

TO STATE. NOTHING IN THIS WARRANTY SHALL BE TAKEN TO AFFECT YOUR

STATUTORY RIGHTS.

* LG-NORTEL will provide warranty service for one year following discontinuance from the active

LG-NORTEL price list. Under the limited lifetime warranty, internal and external power supplies,

fans, and cables are covered by a standard one-year warranty from date of purchase.

LG-NORTEL Co.Ltd.

GS Tower, 679 Yoksam-dong,

Kangnam-gu, Seoul, 135-985, Korea

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i

Compliances and Safety Warnings

FCC - Class A

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. These limits are designed to provide

reasonable protection against harmful interference when the equipment is operated in a

commercial environment. This equipment generates, uses, and can radiate radio

frequency energy and, if not installed and used in accordance with the instruction manual,

may cause harmful interference to radio communications. Operation of this equipment in

a residential area is likely to cause harmful interference in which case the user will be

required to correct the interference at his own expense.

You are cautioned that changes or modifications not expressly approved by the party

responsible for compliance could void your authority to operate the equipment.

You may use unshielded twisted-pair (UTP) for RJ-45 connections - Category 3 or better

for 10 Mbps connections, Category 5 or better for 100 Mbps connections, Category 5, 5e,

or 6 for 1000 Mbps connections. For fiber optic connections, you may use 50/125 or 62.5/

125 micron multimode fiber or 9/125 micron single-mode fiber.

ii

CE Mark Declaration of Conformance for EMI and Safety (EEC)

This information technology equipment complies with the requirements of the Council

Directive 89/336/EEC on the Approximation of the laws of the Member States relating to

Electromagnetic Compatibility and 73/23/EEC for electrical equipment used within certain

voltage limits and the Amendment Directive 93/68/EEC. For the evaluation of the

compliance with these Directives, the following standards were applied:

Caution: Do not plug a phone jack connector in the RJ-45 port. This may damage this

device.

Attention:Les raccordeurs ne sont pas utilisés pour le système téléphonique!

Safety Compliance

Warning: Fiber Optic Port Safety

Avertissment: Ports pour fibres optiques - sécurité sur le plan optique

RFI Emission: Limit class A according to EN 55022:1998

Limit class A for harmonic current emission according to EN 61000-3-2/1995

Limitation of voltage fluctuation and flicker in low-voltage supply system according to

EN 61000-3-3/1995

Immunity: Product family standard according to EN 55024:1998

Electrostatic Discharge according to EN 61000-4-2:1995 (Contact Discharge: ±4 kV,

Air Discharge: ±8 kV)

Radio-frequency electromagnetic field according to EN 61000-4-3:1996 (80 - 1000

MHz with 1 kHz AM 80% Modulation: 3 V/m)

Electrical fast transient/burst according to EN 61000-4-4:1995 (AC/DC power supply:

±1 kV, Data/Signal lines: ±0.5 kV)

Surge immunity test according to EN 61000-4-5:1995

(AC/DC Line to Line: ±1 kV, AC/DC Line to Earth: ±2 kV)

Immunity to conducted disturbances, Induced by radio-frequency fields:

EN 61000-4-6:1996 (0.15 - 80 MHz with

1 kHz AM 80% Modulation: 3 V/m)

Power frequency magnetic field immunity test according to EN 61000-4-8:1993 (1 A/m

at frequency 50 Hz)

Voltage dips, short interruptions and voltage variations immunity test according to

EN 61000-4-11:1994 (>95% Reduction @10 ms, 30% Reduction @500 ms, >95%

Reduction @5000 ms)

LVD: EN 60950-1:2001

When using a fiber optic port, never look at the transmit laser while

it is powered on. Also, never look directly at the fiber TX port and

fiber cable ends when they are powered on.

Ne regardez jamais le laser tant qu'il est sous tension. Ne regardez

jamais directement le port TX (Transmission) à fibres optiques et

les embouts de câbles à fibres optiques tant qu'ils sont sous

tension.

CLASS I

LASER DEVICE

DISPOSITIF LASER

DE CLASSE I

iii

Warnhinweis: Faseroptikanschlüsse - Optische Sicherheit

Power Cord Safety

Please read the following safety information carefully before installing this switch:

Warning: Installation and removal of the unit must be carried out by qualified personnel

only.

• The unit must be connected to an earthed (grounded) outlet to comply with international

safety standards.

• Do not connect the unit to an A.C. outlet (power supply) without an earth (ground)

connection.

• The appliance coupler (the connector to the unit and not the wall plug) must have a

configuration for mating with an EN 60320/IEC 320 appliance inlet.

• The socket outlet must be near to the unit and easily accessible. You can only remove

power from the unit by disconnecting the power cord from the outlet.

• This unit operates under SELV (Safety Extra Low Voltage) conditions according to

IEC 60950. The conditions are only maintained if the equipment to which it is connected

also operates under SELV conditions.

France and Peru only

This unit cannot be powered from IT

†

supplies. If your supplies are of IT type, this unit

must be powered by 230 V (2P+T) via an isolation transformer ratio 1:1, with the

secondary connection point labelled Neutral, connected directly to earth (ground).

†

Impédance à la terre

Warning: The user should disconnect all Telecommunications Network connectors and all

Cable Distribution System connectors before disconnecting the power.

Niemals ein Übertragungslaser betrachten, während dieses

eingeschaltet ist. Niemals direkt auf den

Faser-TX-Anschluß und auf die Faserkabelenden schauen,

während diese eingeschaltet sind.

LASERGER

DER KLASSE I

ÄT

iv

Important! Before making connections, make sure you have the correct cord set. Check

it (read the label on the cable) against the following:

Veuillez lire à fond l'information de la sécurité suivante avant

d'installer le Switch:

AVERTISSEMENT: L’installation et la dépose de ce groupe doivent être confiés à un

personnel qualifié.

• Ne branchez pas votre appareil sur une prise secteur (alimentation électrique) lorsqu'il

n'y a pas de connexion de mise à la terre (mise à la masse).

• Vous devez raccorder ce groupe à une sortie mise à la terre (mise à la masse) afin de

respecter les normes internationales de sécurité.

• Le coupleur d’appareil (le connecteur du groupe et non pas la prise murale) doit

respecter une configuration qui permet un branchement sur une entrée d’appareil EN

60320/IEC 320.

• La prise secteur doit se trouver à proximité de l’appareil et son accès doit être facile.

Vous ne pouvez mettre l’appareil hors circuit qu’en débranchant son cordon électrique

au niveau de cette prise.

• L’appareil fonctionne à une tension extrêmement basse de sécurité qui est conforme à

la norme IEC 60950. Ces conditions ne sont maintenues que si l’équipement auquel il

est raccordé fonctionne dans les mêmes conditions.

Power Cord Set

U.S.A. and Canada The cord set must be UL-approved and CSA certified.

The minimum specifications for the flexible cord are:

- No. 18 AWG - not longer than 2 meters, or 16 AWG.

- Type SV or SJ

- 3-conductor

The cord set must have a rated current capacity of at least 10 A

The attachment plug must be an earth-grounding type with NEMA 5-15P (15 A,

125 V) or NEMA 6-15P (15 A, 250 V) configuration.

Denmark The supply plug must comply with Section 107-2-D1, Standard DK2-1a or

DK2-5a.

Switzerland The supply plug must comply with SEV/ASE 1011.

U.K. The supply plug must comply with BS1363 (3-pin 13 A) and be fitted with a 5 A

fuse which complies with BS1362.

The mains cord must be <HAR> or <BASEC> marked and be of type

HO3VVF3GO.75 (minimum).

Europe The supply plug must comply with CEE7/7 (“SCHUKO”).

The mains cord must be <HAR> or <BASEC> marked and be of type

HO3VVF3GO.75 (minimum).

IEC-320 receptacle.

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vi

Warnings and Cautionary Messages

Warnings (in German)

Stromkabel. Dies muss von dem Land, in dem es benutzt wird geprüft werden:

Schweiz Dieser Stromstecker muß die SEV/ASE 1011Bestimmungen einhalten.

Europe Das Netzkabel muß vom Typ HO3VVF3GO.75 (Mindestanforderung) sein und

die Aufschrift <HAR> oder <BASEC> tragen.

Der Netzstecker muß die Norm CEE 7/7 erfüllen (”SCHUKO”).

Warning: This product does not contain any serviceable user parts.

Warning: Installation and removal of the unit must be carried out by qualified

personnel only.

Warning: When connecting this device to a power outlet, connect the field

ground lead on the tri-pole power plug to a valid earth ground line to

prevent electrical hazards.

Warning: This switch uses lasers to transmit signals over fiber optic cable. The

lasers are compliant with the requirements of a Class 1 Laser

Product and are inherently eye safe in normal operation. However,

you should never look directly at a transmit port when it is powered

on.

Caution: Wear an anti-static wrist strap or take other suitable measures to

prevent electrostatic discharge when handling this equipment.

Caution: Do not plug a phone jack connector in the RJ-45 port. This may

damage this device. Les raccordeurs ne sont pas utilisé pour le

système téléphonique!

Caution: Use only twisted-pair cables with RJ-45 connectors that conform to

FCC standards.

Achtung: Dieses Produkt enthält keine Teile, die eine Wartung vom Benutzer

benötigen.

Achtung: Installation und Deinstallation des Gerätes müssen von qualifiziertem

Servicepersonal durchgeführt werden.

Achtung: Wenn das Gerät an eine Steckdose angeschlossen wird, muß der

Masseanschluß am dreipoligen Netzstecker mit Schutzerde

verbunden werden, um elektrische Gefahren zu vermeiden.

Achtung: Dieses Gerät nutzt Laser zur Signalübertragung über Glasfasern. Die

Laser entsprechen den Anforderungen an eine Lasereinrichtung der

Klasse 1 und sind durch ihre Bauart im normalen Betrieb sicher für die

Augen. Trotzdem sollte niemals direkt in den einen

Übertragungskanal geblickt werden, wenn er eingeschaltet ist.

vii

Environmental Statement

The manufacturer of this product endeavours to sustain an environmentally-friendly policy

throughout the entire production process. This is achieved through the following means:

• Adherence to national legislation and regulations on environmental production

standards.

• Conservation of operational resources.

• Waste reduction and safe disposal of all harmful un-recyclable by-products.

• Recycling of all reusable waste content.

• Design of products to maximize recyclables at the end of the product’s life span.

• Continual monitoring of safety standards.

End of Product Life Span

This product is manufactured in such a way as to allow for the recovery and disposal of all

included electrical components once the product has reached the end of its life.

Manufacturing Materials

There are no hazardous nor ozone-depleting materials in this product.

Documentation

All printed documentation for this product uses biodegradable paper that originates from

sustained and managed forests. The inks used in the printing process are non-toxic.

Purpose

This guide details the hardware features of this switch, including Its physical and

performance-related characteristics, and how to install the switch.

Audience

This guide is for system administrators with a working knowledge of network

management. You should be familiar with switching and networking concepts.

Zielgruppe Dieser Anleitung ist fuer Systemadministratoren mit Erfahrung im

Netzwerkmangement. Sie sollten mit Switch- und Netzwerkkonzepten vertraut sein.

Related Publications

The following publication gives specific information on how to operate and use the

management functions of this switch:

The LNGS8MP Management Guide

Also, as part of both switches firmware, there is an online web-based help that describes

all management related features.

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ix

Contents

Chapter 1: Introduction 1-1

Overview 1-1

Switch Architecture 1-2

Power-over-Ethernet Capability 1-2

Network Management Options 1-2

Description of Hardware 1-3

10/100/1000BASE-T Ports 1-3

SFP Slot 1-3

Port and Power Status LEDs 1-3

Power Supply Socket 1-4

Features and Benefits 1-5

Connectivity 1-5

Expandability 1-5

Performance 1-5

Management 1-5

Chapter 2: Network Planning 2-1

Introduction to Switching 2-1

Application Examples 2-2

Supplying PoE 2-2

Collapsed Backbone 2-2

Meeting Room 2-3

Making VLAN Connections 2-4

Application Notes 2-5

Chapter 3: Installing the Switch 3-1

Selecting a Site 3-1

Ethernet Cabling 3-1

Equipment Checklist 3-2

Package Contents 3-2

Optional Rack-Mounting Equipment 3-2

Mounting 3-2

Rack Mounting 3-3

Desktop or Shelf Mounting 3-4

Installing an Optional SFP Transceiver 3-5

Connecting to a Power Source 3-6

x

Contents

Chapter 4: Making Network Connections 4-1

Connecting Network Devices 4-1

Twisted-Pair Devices 4-1

Power-over-Ethernet Connections 4-1

Cabling Guidelines 4-2

Connecting to PCs, Servers, Hubs and Switches 4-2

Network Wiring Connections 4-3

Fiber Optic SFP Devices 4-4

Connectivity Rules 4-6

1000BASE-T Cable Requirements 4-6

1000 Mbps Gigabit Ethernet Collision Domain 4-6

100 Mbps Fast Ethernet Collision Domain 4-7

10 Mbps Ethernet Collision Domain 4-7

Cable Labeling and Connection Records 4-8

Appendix A: Troubleshooting A-1

Diagnosing Switch Indicators A-1

Power and Cooling Problems A-1

Installation A-2

In-Band Access A-2

Appendix B: Cables B-1

Twisted-Pair Cable and Pin Assignments B-1

10BASE-T/100BASE-TX Pin Assignments B-1

Straight-Through Wiring B-2

Crossover Wiring B-2

1000BASE-T Pin Assignments B-3

Cable Testing for Existing Category 5 Cable B-4

Fiber Standards B-4

Appendix C: Specifications C-1

Physical Characteristics C-1

Switch Features C-2

Management Features C-2

Standards C-3

Compliances C-3

Glossary

Index

xi

Tables

Table 1-1 Port Status LEDs 1-4

Table 1-2 Power Status LED 1-4

Table 4-1 Maximum 1000BASE-T Gigabit Ethernet Cable Length 4-6

Table 4-2 Maximum 1000BASE-SX Fiber Optic Cable Length 4-6

Table 4-3 Maximum 1000BASE-LX Fiber Optic Cable Length 4-6

Table 4-4 Maximum 1000BASE-LH Fiber Optic Cable Length 4-6

Table 4-5 Maximum Fast Ethernet Cable Length 4-7

Table 4-6 Maximum Ethernet Cable Length 4-7

Table A-1 Troubleshooting Chart A-1

Table B-1 10/100BASE-TX MDI-X and MDI Port Pinouts B-2

Table B-2 1000BASE-T MDI-X and MDI Port Pinouts B-3

xii

Figures

Figure 1-1 Front Panel 1-1

Figure 1-2 Rear Panel 1-1

Figure 1-3 Port and Power LEDs 1-3

Figure 1-4 Power Supply Socket 1-4

Figure 2-1 PoE Connections 2-2

Figure 2-2 Collapsed Backbone 2-3

Figure 2-3 Meeting Room 2-3

Figure 2-4 Making VLAN Connections 2-4

Figure 3-1 RJ-45 Connections 3-2

Figure 3-2 Attaching the Brackets 3-3

Figure 3-3 Installing the Switch in a Rack 3-4

Figure 3-4 Attaching the Adhesive Feet 3-4

Figure 3-5 Inserting an SFP Transceiver into a Slot 3-5

Figure 3-6 Power Socket 3-6

Figure 4-1 Making Twisted-Pair Connections 4-2

Figure 4-2 Wiring Closet Connections 4-3

Figure 4-3 Making Connections to SFP Transceivers 4-5

Figure B-1 RJ-45 Connector Pin Numbers B-1

Figure B-2 Straight-through Wiring B-2

Figure B-3 Crossover Wiring B-3

1-1

Chapter 1: Introduction

Overview

The LNGS8MP is an intelligent Layer 2 switch with eight 10/100/1000BASE-T ports,

one of which is a Gigabit combination port

*

that is shared with an SFP transceiver

slot.

The switch’s eight 10/100/1000 Mbps ports support the IEEE 802.3af

Power-over-Ethernet (PoE) standard that enables DC power to be supplied to

attached devices over the data wire pairs in the connecting Ethernet cable.

Figure 1-1 Front Panel

Figure 1-2 Rear Panel

* If an SFP transceiver is plugged in, the corresponding RJ-45 port is disabled.

1234

5

67

8

Status

1000BASE-T/SFP Port

10/100/1000

Mb

ps

RJ

-

45

P

or

t

s

Port Status Indicators

100-240V ~50-60Hz 1.5A

Power Socket

Introduction

1-2

1

Switch Architecture

The switch employs a wire-speed, non-blocking switching fabric. This permits

simultaneous wire-speed transport of multiple packets at low latency on all ports.

The switch also features full-duplex capability on all ports, which effectively doubles

the bandwidth of each connection.

The switch uses store-and-forward switching to ensure maximum data integrity. With

store-and-forward switching, the entire packet must be received into a buffer and

checked for validity before being forwarded. This prevents errors from being

propagated throughout the network.

Power-over-Ethernet Capability

The switch’s eight 10/100/1000 Mbps ports support the IEEE 802.3af

Power-over-Ethernet (PoE) standard that enables DC power to be supplied to

attached devices using wires in the connecting Ethernet cable. Any 802.3af

compliant device attached to a port can directly draw power from the switch over the

Ethernet cable without requiring its own separate power source. This capability gives

network administrators centralized power control for devices such as IP phones and

wireless access points, which translates into greater network availability.

For each attached 802.3af-compliant device, the switch automatically senses the

load and dynamically supplies the required power. Independent overload and

short-circuit protection for each port allows the switch to automatically shut down a

port’s power when limits are exceeded.

Port 1 on the switch can provide up to 25 W of power to an attached device at the

standard 48 DC voltage. Ports 2-8 can provide up to 15.4 W of power.

Network Management Options

The switch contains a comprehensive array of LEDs for “at-a-glance” monitoring of

network and port status. They also include a management agent that allows you to

configure or monitor the switch using its embedded management software.

For a detailed description of switch’s advanced features, refer to the Management

Guide.

Description of Hardware

1-3

1

Description of Hardware

10/100/1000BASE-T Ports

The switch contains eight RJ-45 ports that operate at 10 Mbps or 100 Mbps, half or

full duplex, or at 1000 Mbps, full duplex. Because all ports on the switch support

automatic MDI/MDI-X operation, you can use straight-through cables for all network

connections to PCs or servers, or to other switches or hubs. (See “1000BASE-T Pin

Assignments” on page B-3.)

Each of these ports support auto-negotiation, so the optimum transmission mode

(half or full duplex), and data rate (10, 100, or 1000 Mbps) can be selected

automatically. If a device connected to one of these ports does not support

auto-negotiation, the communication mode of that port can be configured manually.

SFP Slot

The Small Form Factor Pluggable (SFP) transceiver slot is shared with RJ-45 Port 8.

If an SFP transceiver (purchased separately) is installed in the slot and has a valid

link on its port, the associated RJ-45 port is disabled and cannot be used.

Port and Power Status LEDs

The switch includes a display panel for key system and port indications that simplify

installation and network troubleshooting. The LEDs, which are located on the front

panel for easy viewing, are shown below and described in the following tables.

Figure 1-3 Port and Power LEDs

1

Port Status LEDs

Power Status LED

Introduction

1-4

1

Power Supply Socket

The power socket is located on the rear panel of the switch. The standard power

socket is for the AC power cord.

Figure 1-4 Power Supply Socket

Table 1-1 Port Status LEDs

LED Condition Status

Fast Ethernet Ports (Ports 1-8)

Link/Act

(Link/Activity)

On/Flashing Green Port has a valid 1000Mbps link. Flashing indicates

network activity

On/Flashing Amber Port has a valid 10/100Mbps link. Flashing indicates

network activity

Off No link.

PoE On Amber A PoE device is connected.

Off No PoE device connected.

(SFP) Status On Green SFP transceiver installed correctly.

Off No SFP present.

Table 1-2 Power Status LED

LED Condition Status

Power Green Internal power is operating normally.

Off Power off.

100-240V ~50-60Hz 1.5A

Features and Benefits

1-5

1

Features and Benefits

Connectivity

• 8 10/100/1000 Mbps ports for easy Gigabit Ethernet integration and for protection

of your investment in legacy LAN equipment.

• All RJ-45 ports support IEEE 802.3af standard Power-over-Ethernet

• Auto-negotiation enables each RJ-45 port to automatically select the optimum

communication mode (half or full duplex) if this feature is supported by the

attached device; otherwise the port can be configured manually.

• RJ-45 ports support auto MDI/MDI-X pinout selection.

• Unshielded (UTP) cable supported on all RJ-45 ports: Category 3 or better for

10 Mbps connections, Category 5 or better for 100 Mbps connections, and

Category 5, 5e, 6 or better for 1000 Mbps connections.

• IEEE 802.3-2005 Ethernet, Fast Ethernet, and Gigabit Ethernet.

Expandability

• One Small Form Factor Pluggable (SFP) transceiver slot (shared with Port 8)

• Supports 1000BASE-SX, 1000BASE-LX and 1000BASE-LH SFP transceivers.

Performance

• Transparent bridging.

• Provides store-and-forward switching

• Jumbo-Frame up to 9.6 Kbytes

• Supports flow control

• Broadcast storm control

Management

• “At-a-glance” LEDs for easy troubleshooting.

• Network management agent

• Manages switch in-band

• Supports web-based interface

Introduction

1-6

1

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