Extreme Networks BlackDiamond 6800 Manuale utente

Extreme Networks, Inc.

10460 Bandley Drive

Cupertino, California 95014

(888) 257-3000

http://www.extremenetworks.com

BlackDiamond User

Guide

Published: September 1998

Part number: 101000-00 Rev. A

reproduced in any form or by any means or used to make any derivative work (such as translation,

transformation, or adaptation) without permission from Extreme Networks, Inc.

Extreme Networks, ExtremeWare, BlackDiamond, Summit, SummitLink, ExtremeWare Vista, Summit

Virtual Chassis, and the Extreme Networks logo are trademarks of Extreme Networks.

PACE is a trademark of 3Com Corporation. 3Com is a registered trademark of 3Com Corporation. All

other brand and product names are registered trademarks or trademarks of their respective holders.

III

Contents

PREFACE

Introduction xv

Conventions xvi

Related Publications xvii

LACKDIAMOND OVERVIEW

BlackDiamond 6800 Components 1-1

Summary of Features 1-3

Full-Duplex 1-4

Load Sharing 1-4

Virtual LANs (VLANs) 1-4

Spanning Tree Protocol (STP) 1-5

Quality of Service (QoS) 1-5

IP Unicast Routing 1-6

IP Multicast Routing 1-6

Network Configuration Example 1-6

Factory Defaults 1-8

CCESSING THE SYSTEM

Understanding the Command Syntax 2-2

Syntax Helper 2-2

Command Completion with Syntax Helper 2-2

Abbreviated Syntax 2-3

Command Shortcuts 2-3

Numerical Ranges 2-3

Names 2-4

Symbols 2-4

Line-Editing Keys 2-5

Common Commands 2-6

Configuring Management Access 2-8

Default Accounts 2-9

Changing the Default Password 2-9

Creating a Management Account 2-10

Viewing Accounts 2-10

Deleting an Account 2-11

Methods of Managing the BlackDiamond 2-11

Using the Console Interface 2-12

Using Telnet 2-12

Connecting to Another Host Using Telnet 2-12

Configuring System IP Parameters 2-13

Using a BOOTP Server 2-13

Manually Configuring the IP Settings 2-14

Disconnecting a Telnet Session 2-15

Disabling Telnet Access 2-16

IP Host Configuration Commands 2-16

Using ExtremeWare Vista 2-17

Disabling Web Access 2-18

Using SNMP 2-18

Accessing System Agents 2-18

Supported MIBs 2-19

Configuring SNMP Settings 2-19

Displaying SNMP Settings 2-21

Resetting and Disabling SNMP 2-22

Checking Basic Connectivity 2-22

Ping 2-22

Traceroute 2-23

ONFIGURING SLOTS AND PORTS

Configuring a Slot 3-1

Specifying One or More Ports 3-3

Enabling and Disabling Ports 3-3

Configuring Port Speed and Duplex Setting 3-4

Turning Off Autonegotiation for a Gigabit Ethernet Port 3-4

Port Commands 3-4

Load Sharing 3-7

Configuring Load Sharing 3-7

Verifying the Load-Sharing Configuration 3-9

Port-Mirroring 3-9

Port-Mirroring Commands 3-10

Port-Mirroring Example 3-10

IRTUAL LANS(VLANS)

Overview of Virtual LANs 4-1

Benefits 4-1

Types of VLANs 4-2

Port-Based VLANs 4-2

Spanning Systems with Port-Based VLANs 4-3

Tagged VLANs 4-6

Uses of Tagged VLANs 4-6

Assigning a VLAN Tag 4-6

Mixing Port-Based and Tagged VLANs 4-9

Generic VLAN Registration Protocol 4-9

GVRP Commands 4-11

Protocol-Based VLANs 4-11

Predefined Protocol Filters 4-12

Defining Protocol Filters 4-13

Deleting a Protocol Filter 4-14

Precedence of Tagged Packets Over Protocol Filters 4-14

VLAN Names 4-14

Default VLAN 4-15

Configuring VLANs on the BlackDiamond 4-15

VLAN Configuration Examples 4-17

Displaying VLAN Settings 4-18

Deleting VLANs 4-20

ORWARDING DATABASE (FDB)

Overview of the FDB 5-1

FDB Contents 5-1

FDB Entry Types 5-1

How FDB Entries Get Added 5-3

Associating a QoS Profile with an FDB Entry 5-3

Configuring FDB Entries 5-3

FDB Configuration Examples 5-4

Displaying FDB Entries 5-5

Removing FDB Entries 5-6

PANNING TREE PROTOCOL (STP)

Overview of the Spanning Tree Protocol 6-1

Spanning Tree Domains 6-1

Defaults 6-2

STP Configurations 6-2

Configuring STP on the BlackDiamond 6-5

Configuration Example 6-8

Displaying STP Settings 6-8

Disabling and Resetting STP 6-9

UALITY OF SERVICE (QOS)

Overview of Quality of Service 7-1

Building Blocks 7-1

QoS Mode 7-2

Default QoS Profiles 7-2

Traffic Groupings 7-3

Ingress Traffic Groupings 7-4

Egress Traffic Groupings 7-5

Precedence 7-5

Prioritization 7-6

Creating and Configuring a QoS Profile 7-6

Assigning a QoS Profile 7-7

Port Queue Monitor 7-7

VII

Configuring QoS 7-8

Sample Ingress Mode QoS Configuration 7-9

Sample Egress Mode QoS Configuration 7-10

Displaying QoS Information 7-10

Resetting QoS 7-11

8IPU

NICAST ROUTING

Overview of IP Unicast Routing 8-1

Router Interfaces 8-2

Populating the Routing Table 8-3

Dynamic Routes 8-3

Static Routes 8-3

Multiple Routes 8-4

Proxy ARP 8-4

ARP-Incapable Devices 8-4

Proxy ARP Between Subnets 8-5

IP Multinetting 8-5

IP Multinetting Operation 8-6

IP Multinetting Examples 8-7

Configuring IP Unicast Routing 8-9

Verifying the IP Unicast Routing Configuration 8-9

Configuring DHCP/BOOTP Relay 8-10

Verifying the DHCP/BOOTP Relay Configuration 8-10

Using Extreme Standby Router Protocol 8-11

Configuring ESRP 8-11

IP Commands 8-12

Routing Configuration Example 8-16

Displaying Router Settings 8-18

Resetting and Disabling Router Settings 8-20

OUTING PROTOCOLS

Overview 9-1

RIP Versus OSPF 9-2

Overview of RIP 9-3

Routing Table 9-3

Split Horizon 9-3

Poison Reverse 9-3

VIII

Triggered Updates 9-4

Route Advertisement of VLANs 9-4

RIP Version 1 versus RIP Version 2 9-4

Overview of OSPF 9-5

Link-State Database 9-5

Areas 9-5

Area 0 9-6

Stub Areas 9-6

Virtual Links 9-7

Unicast Route Distribution 9-9

Configuring RIP 9-9

RIP Configuration Example 9-11

Displaying RIP Settings 9-13

Resetting and Disabling RIP 9-14

Configuring OSPF 9-14

OSPF Configuration Example 9-17

Configuration for ABR1 9-19

Configuration for IR1 9-19

Displaying OSPF Settings 9-20

Resetting and Disabling OSPF Settings 9-20

10 IP MULTICAST ROUTING

Overview 10-1

DVMRP Overview 10-2

IGMP Overview 10-2

IGMP Snooping 10-2

Configuring IP Multicasting Routing 10-2

Configuration Example 10-5

Configuration for IR1 10-7

Displaying IP Multicast Routing Settings 10-7

Deleting and Resetting IP Multicast Settings 10-8

11 STATUS MONITORING AND STATISTICS

Status Monitoring 11-1

Slot Diagnostics 11-8

Port Statistics 11-9

Port Errors 11-10

Port Monitoring Display Keys 11-11

Logging 11-11

Local Logging 11-13

Real-Time Display 11-13

Remote Logging 11-14

Logging Commands 11-14

RMON 11-16

About RMON 11-17

RMON Features of the BlackDiamond 11-17

Statistics 11-17

History 11-17

Alarms 11-18

Events 11-18

RMON and the BlackDiamond 11-18

Event Actions 11-19

12 USING EXTREMEWARE VISTA

Enabling and Disabling Web Access 12-1

Setting Up Your Browser 12-2

Accessing ExtremeWare Vista 12-3

Navigating ExtremeWare Vista 12-3

Task Frame 12-4

Content Frame 12-4

Browser Controls 12-4

Status Messages 12-5

Standalone Buttons 12-5

Saving Changes 12-5

Filtering Information 12-6

Do a GET When Configuring a VLAN 12-6

Sending Screen Output to Extreme Networks 12-7

13 SOFTWARE UPGRADE AND BOOT OPTIONS

Downloading a New Image 13-1

Rebooting the System 13-2

Saving Configuration Changes 13-3

Returning to Factory Defaults 13-3

Using TFTP to Upload the Configuration 13-4

Using TFTP to Download the Configuration 13-5

Boot Option Commands 13-5

UPPORTED STANDARDS

ROUBLESHOOTING

LEDs 9

Using the Command-Line Interface 10

VLANs 12

STP 14

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