D-Link TM DES-3550 Managed 48-port 10/100Mbps and 2GE ports Layer 2 Ethernet Switch Manual DES-3550 Layer 2 Fast Ethernet Switch User's Guide ____________________ Information in this document is subject to change without notice. © 2005 D-Link Computer Corporation. All rights reserved. Reproduction in any manner whatsoever without the written permission of D-Link Computer Corporation is strictly forbidden. Trademarks used in this text: D-Link and the D-LINK logo are trademarks of D-Link Computer Corporation; Microsoft and Windows are registered trademarks of Microsoft Corporation. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. D-Link Computer Corporation disclaims any proprietary interest in trademarks and trade names other than its own. February 2005 P/N 651ES3526015 FCC Warning 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 this 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. CE Mark Warning This is a Class A product. In a domestic environment, this product may cause radio interference in which case the user may be required to take adequate measures. Warnung! Dies ist ein Produkt der Klasse A. Im Wohnbereich kann dieses Produkt Funkstoerungen verursachen. In diesem Fall kann vom Benutzer verlangt werden, angemessene Massnahmen zu ergreifen. Precaución! Este es un producto de Clase A. En un entorno doméstico, puede causar interferencias de radio, en cuyo case, puede requerirse al usuario para que adopte las medidas adecuadas. Attention! Ceci est un produit de classe A. Dans un environnement domestique, ce produit pourrait causer des interférences radio, auquel cas l`utilisateur devrait prendre les mesures adéquates. Attenzione! Il presente prodotto appartiene alla classe A. Se utilizzato in ambiente domestico il prodotto può causare interferenze radio, nel cui caso è possibile che l`utente debba assumere provvedimenti adeguati. VCCI Warning BSMI Warning ii CONTENTS PREFACE............................................................................................................................................................. VIII INTENDED READERS............................................................................................................................................. VIII TYPOGRAPHICAL CONVENTIONS ............................................................................................................ VIII NOTES, NOTICES, AND CAUTIONS ............................................................................................................... IX SAFETY INSTRUCTIONS................................................................................................................................... IX Safety Cautions ....................................................................................................................................................x General Precautions for Rack-Mountable Products .........................................................................................xi Protecting Against Electrostatic Discharge .....................................................................................................xii INTRODUCTION ...................................................................................................................................................13 ETHERNET TECHNOLOGY .......................................................................................................................................13 Fast Ethernet Technology .................................................................................................................................13 Gigabit Ethernet Technology ............................................................................................................................13 SWITCHING TECHNOLOGY......................................................................................................................................14 SWITCH DESCRIPTION ............................................................................................................................................14 Features .............................................................................................................................................................15 Ports...................................................................................................................................................................16 FRONT-PANEL COMPONENTS .................................................................................................................................17 LED Indicators ..................................................................................................................................................17 REAR PANEL DESCRIPTION ....................................................................................................................................18 SIDE PANEL DESCRIPTION......................................................................................................................................18 GIGABIT COMBO PORTS .........................................................................................................................................18 INSTALLATION.....................................................................................................................................................20 Package Contents ..............................................................................................................................................20 BEFORE YOU CONNECT TO THE NETWORK............................................................................................................20 INSTALLING THE SWITCH WITHOUT THE RACK .....................................................................................................21 INSTALLING THE SWITCH IN A RACK .....................................................................................................................21 Mounting the Switch in a standard 19" rack....................................................................................................22 POWER ON..............................................................................................................................................................22 Power Failure....................................................................................................................................................22 CONNECTING THE SWITCH ............................................................................................................................23 SWITCH TO END NODE...........................................................................................................................................23 SWITCH TO HUB OR SWITCH ..................................................................................................................................23 CONNECTING TO NETWORK BACKBONE OR SERVER ............................................................................................24 INTRODUCTION TO SWITCH MANAGEMENT ...........................................................................................25 MANAGEMENT OPTIONS ........................................................................................................................................25 Web-based Management Interface....................................................................................................................25 SNMP-Based Management................................................................................................................................25 Command Line Console Interface Through The Serial Port............................................................................25 Connecting the Console Port (RS-232 DCE)....................................................................................................25 First Time Connecting to The Switch................................................................................................................27 PASSWORD PROTECTION ........................................................................................................................................29 SNMP Settings ...................................................................................................................................................29 IP ADDRESS ASSIGNMENT .....................................................................................................................................31 CONNECTING DEVICES TO THE SWITCH .................................................................................................................32 INTRODUCTION TO WEB-BASED SWITCH CONFIGURATION.............................................................34 Web-based User Interface .................................................................................................................................35 CONFIGURING THE SWITCH...........................................................................................................................37 IP ADDRESS............................................................................................................................................................37 SWITCH INFORMATION ...........................................................................................................................................40 Switch Information ............................................................................................................................................40 Advanced Settings..............................................................................................................................................41 PORT CONFIGURATIONS .........................................................................................................................................43 PORT MIRRORING...................................................................................................................................................45 PORT DESCRIPTION ................................................................................................................................................46 IGMP......................................................................................................................................................................48 IGMP Snooping .................................................................................................................................................48 Static Router Ports.............................................................................................................................................49 SPANNING TREE .....................................................................................................................................................51 802.1w Rapid Spanning Tree ............................................................................................................................51 STP Switch Settings ...........................................................................................................................................52 STP Port Settings...............................................................................................................................................54 FORWARDING FILTERING .......................................................................................................................................57 Unicast Forwarding ..........................................................................................................................................57 Static Multicast Forwarding .............................................................................................................................57 Multicast Port Filtering.....................................................................................................................................58 VLANS...................................................................................................................................................................60 Understanding IEEE 802.1p Priority ................................................................................................... ...