Dell PowerConnect 3048 Manuale utente

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Dell™ PowerConnect™ 3048 Systems

User’s Guide

Notes, Notices, and Cautions

NOTE: A NOTE indicates important information that helps you make better

use of your computer.

NOTICE: A NOTICE indicates either potential damage to hardware or loss of

data and tells you how to avoid the problem.

CAUTION: A CAUTION indicates a potential for property damage,

personal injury, or death.

____________________

Information in this document is subject to change without notice.

Reproduction in any manner whatsoever without the written permission of Dell Computer

Corporation is strictly forbidden.

Trademarks used in this text:

Dell

, the

DELL

logo,

PowerConnect

Dimension

Inspiron

OptiPlex

Latitude

Dell

Precision

, and

DellNet

are trademarks of Dell 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. Dell Computer Corporation disclaims any

proprietary interest in trademarks and trade names other than its own.

January 2003 P/N 2T180 Rev. A02

Contents 3

Contents

Caution: Safety Instructions . . . . . . . . . . . . . . . . . . . 13

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Rack Mounting of Systems . . . . . . . . . . . . . . . . . . . 15

Modems, Telecommunications, or Local Area Network Options . 16

Protecting Against Electrostatic Discharge . . . . . . . . . . . 17

1Introduction

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Management Features . . . . . . . . . . . . . . . . . . . . . 21

Front Panel Indicators . . . . . . . . . . . . . . . . . . . . . . . 22

System LED . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Power LED . . . . . . . . . . . . . . . . . . . . . . . . . . 22

RPS LED . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Console Port . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Rear Panel Descriptions . . . . . . . . . . . . . . . . . . . . . . 24

AC Power Receptacle . . . . . . . . . . . . . . . . . . . . . 24

Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Web-Based Interface . . . . . . . . . . . . . . . . . . . . . . 25

Menu-Driven Console Interface via Serial Port or Telnet . . . . 25

SNMP Network Management Platforms . . . . . . . . . . . . 25

2Installation

Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . 28

4Contents

Before You Connect to the Network: Mounting-Kit Instructions . 28

Installing on a Flat Surface . . . . . . . . . . . . . . . . . . 28

Installing in a Rack . . . . . . . . . . . . . . . . . . . . . . 29

Connecting the Console Port . . . . . . . . . . . . . . . . . . . 29

Password Protection . . . . . . . . . . . . . . . . . . . . . . . . 30

IP Address Assignment . . . . . . . . . . . . . . . . . . . . . . 31

Stacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Connecting Devices to the Switch . . . . . . . . . . . . . . . . 32

3Web Interface

Web Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Home . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

System Manager . . . . . . . . . . . . . . . . . . . . . . . . . . 36

General Information . . . . . . . . . . . . . . . . . . . . . . 36

IP Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Security Administration . . . . . . . . . . . . . . . . . . . . 38

Password Administration . . . . . . . . . . . . . . . . . . . . 40

Firmware Upgrade . . . . . . . . . . . . . . . . . . . . . . . 41

Configuration . . . . . . . . . . . . . . . . . . . . . . . . . 41

Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Port Manager . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Port Settings . . . . . . . . . . . . . . . . . . . . . . . . . . 44

GBIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Address Manager . . . . . . . . . . . . . . . . . . . . . . . . . 46

Static Addresses . . . . . . . . . . . . . . . . . . . . . . . . 46

Dynamic Addresses . . . . . . . . . . . . . . . . . . . . . . 48

Address Aging . . . . . . . . . . . . . . . . . . . . . . . . . 49

Static Multicast Group Settings . . . . . . . . . . . . . . . . 50

Spanning Tree . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Contents 5

Bridge Settings . . . . . . . . . . . . . . . . . . . . . . . . . 51

Port Settings . . . . . . . . . . . . . . . . . . . . . . . . . . 52

VLAN & CoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

VLAN & CoS Tagging . . . . . . . . . . . . . . . . . . . . . . 53

Default Port VLAN . . . . . . . . . . . . . . . . . . . . . . . 56

Default Port CoS . . . . . . . . . . . . . . . . . . . . . . . . 56

Layer 3 Priority — DiffServ . . . . . . . . . . . . . . . . . . 57

Port Trunking . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

SNMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Community Table . . . . . . . . . . . . . . . . . . . . . . . . 60

Host Table . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

Trap Settings . . . . . . . . . . . . . . . . . . . . . . . . . . 63

Multimedia Support . . . . . . . . . . . . . . . . . . . . . . . . 64

Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

Comparison Chart . . . . . . . . . . . . . . . . . . . . . . . . 65

Group Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 66

History Chart . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Counter Reset . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Utilization Summary . . . . . . . . . . . . . . . . . . . . . . 69

Counter Summary . . . . . . . . . . . . . . . . . . . . . . . . 70

Save Configuration . . . . . . . . . . . . . . . . . . . . . . . . . 71

4Console Interface

User Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

Navigating in the Console Interface . . . . . . . . . . . . . . . . 75

Password Protection . . . . . . . . . . . . . . . . . . . . . . . . 75

Main Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

6Contents

System Manager . . . . . . . . . . . . . . . . . . . . . . . . . . 77

General Info . . . . . . . . . . . . . . . . . . . . . . . . . . 77

IP Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . 78

Security Admin . . . . . . . . . . . . . . . . . . . . . . . . 79

Firmware Upgrade . . . . . . . . . . . . . . . . . . . . . . . 82

Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

Port Manager . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

Address Manager . . . . . . . . . . . . . . . . . . . . . . . . . 86

Static Addresses . . . . . . . . . . . . . . . . . . . . . . . . 86

Dynamic Addresses . . . . . . . . . . . . . . . . . . . . . . 88

Address Aging . . . . . . . . . . . . . . . . . . . . . . . . . 89

Static Multicast Groups Administration . . . . . . . . . . . . 90

Static Multicast Groups Membership . . . . . . . . . . . . . . 91

Spanning Tree . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

Bridge Settings . . . . . . . . . . . . . . . . . . . . . . . . 93

Port Settings . . . . . . . . . . . . . . . . . . . . . . . . . . 94

VLAN and CoS Setup . . . . . . . . . . . . . . . . . . . . . . . 95

VLAN Administration . . . . . . . . . . . . . . . . . . . . . 96

VLAN Membership . . . . . . . . . . . . . . . . . . . . . . 97

PVID Settings . . . . . . . . . . . . . . . . . . . . . . . . . 98

CoS Settings . . . . . . . . . . . . . . . . . . . . . . . . . . 99

Layer 3 Priority — DiffServ . . . . . . . . . . . . . . . . . . 99

Port Trunking . . . . . . . . . . . . . . . . . . . . . . . . . . . 101

Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . 102

SNMP Management . . . . . . . . . . . . . . . . . . . . . . . . 103

Community Table . . . . . . . . . . . . . . . . . . . . . . . 103

Host Table . . . . . . . . . . . . . . . . . . . . . . . . . . . 104

Trap Settings . . . . . . . . . . . . . . . . . . . . . . . . . 106

Multimedia Support . . . . . . . . . . . . . . . . . . . . . . . . 107

IGMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

High-Priority Optimization . . . . . . . . . . . . . . . . . . . 108

Contents 7

Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108

Save Configuration . . . . . . . . . . . . . . . . . . . . . . . . 109

5Software Upgrades

Upgrade Procedure . . . . . . . . . . . . . . . . . . . . . . . . 112

6Appendix

VLAN Description . . . . . . . . . . . . . . . . . . . . . . . . . 114

VLAN Examples . . . . . . . . . . . . . . . . . . . . . . . . . 114

Example 1 . . . . . . . . . . . . . . . . . . . . . . . . . . 114

Example 2 . . . . . . . . . . . . . . . . . . . . . . . . . . 117

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . 121

LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121

Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122

Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . 122

Technical Specifications . . . . . . . . . . . . . . . . . . . . . 123

Technical Assistance . . . . . . . . . . . . . . . . . . . . . . . 125

Online Services . . . . . . . . . . . . . . . . . . . . . . . . 125

AutoTech Service . . . . . . . . . . . . . . . . . . . . . . . 126

Automated Order-Status Service . . . . . . . . . . . . . . . 127

Technical Support Service . . . . . . . . . . . . . . . . . . . 127

Problems With Your Order . . . . . . . . . . . . . . . . . . . . 127

Product Information . . . . . . . . . . . . . . . . . . . . . . . 127

Returning Items for Warranty Repair or Credit . . . . . . . . . 127

Before You Call . . . . . . . . . . . . . . . . . . . . . . . . . . 128

Contacting Dell . . . . . . . . . . . . . . . . . . . . . . . . . . 129

Regulatory Notices . . . . . . . . . . . . . . . . . . . . . . . . 147

8Contents

FCC Compliance Statement . . . . . . . . . . . . . . . . . . 147

FCC Notices (U.S. Only) . . . . . . . . . . . . . . . . . . . . 148

This device must accept any interference received, including

interference that may cause undesired operation.IC Notice (Canada

Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

CE Notice (European Union) . . . . . . . . . . . . . . . . . . 149

NOM Information (Mexico Only) . . . . . . . . . . . . . . . . 150

VCCI Notice (Japan Only) . . . . . . . . . . . . . . . . . . . 151

Contents 9

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