Extreme Networks PoS Manuale utente

Extreme Networks, Inc.

3585 Monroe Street

Santa Clara, California 95051

(888) 257-3000

http://www.extremenetworks.com

Packet Over SONET

Module Installation and

User Guide

Published: June 2001

Part number: 100080-00 Rev. 02

registered trademarks of Extreme Networks, Inc. in the United States and certain other jurisdictions.

ExtremeWare, ExtremeWare Vista, ExtremeWorks, ExtremeAssist, ExtremeAssist1, ExtremeAssist2,

PartnerAssist, Extreme Standby Router Protocol, ESRP, SmartTraps, Alpine, Summit, Summit1,

Summit4, Summit4/FX, Summit7i, Summit24, Summit48, Summit Virtual Chassis, SummitLink,

SummitGbX, SummitRPS, and the Extreme Networks logo are trademarks of Extreme Networks, Inc.,

which may be registered or pending registration in certain jurisdictions. The Extreme Turbodrive logo

is a service mark of Extreme Networks, which may be registered or pending registration in certain

jurisdictions. Specifications are subject to change without notice.

All other registered trademarks, trademarks, and service marks are property of their respective owners.

Contents iii

Contents

Preface

Introduction xiii

Terminology xiv

Conventions xiv

Related Publications xv

1Overview

BlackDiamond 6800 Series Switch Overview 1-1

BlackDiamond I/O Modules 1-2

About the PoS Modules 1-3

Physical Description 1-4

Feature Summary 1-7

Function Summary 1-9

Service Provider Features 1-11

2 Installing or Replacing a PoS Module

Preparing for Installation 2-1

Software and Hardware Version Requirements 2-2

Cables and Connectors 2-3

Safety Information 2-4

Tools 2-5

I/O Module Slot Locations 2-5

iv Contents

Inserting and Securing a Module 2-7

Making Network Interface Cable Connections 2-9

Verifying the Module Installation 2-10

LED Indicators 2-10

Displayed Slot Status Information 2-10

Troubleshooting 2-11

Identifying Problem Categories 2-12

Fixing Configuration Errors 2-13

Upgrading the Switch Software Image 2-14

Upgrading the PoS Module Software Image 2-14

Fixing Power-Related Problems 2-15

Fixing Link Down Problems 2-15

Identifying Conditions for Replacing an I/O Module 2-16

Removing and Replacing an I/O Module 2-16

Tools and Equipment 2-16

Removing an I/O Module 2-17

3 Configuring the PoS Module

Basic PoS Module Configuration Information 3-2

Default PoS Module Configurations 3-2

PoS Port Configuration and Default VLAN Assignments 3-3

Default Configuration: Bridging Over PoS Ports 3-3

Routing Over PoS Ports 3-6

Automatic Protection Switching 3-7

Configuring and Monitoring SONET Ports 3-12

Commands for Configuring and Monitoring SONET Ports 3-13

Configuring SONET Framing 3-13

Configuring SONET Clocking 3-14

Configuring the Signal Fail Threshold 3-14

Configuring the Signal Degrade Threshold 3-15

Configuring the Section Trace Identifier 3-15

Configuring the Path Trace Identifier 3-16

Configuring the Signal Label 3-17

Resetting SONET Configuration Parameter Values 3-17

Displaying SONET Port Status Information 3-18

Contents v

SONET Events 3-19

Configuring and Monitoring PPP Functions 3-22

PPP Background Information 3-22

Commands for Configuring and Monitoring PPP Functions 3-26

Configuring the PoS Checksum 3-27

Configuring PoS Scrambling 3-27

Configuring Link Maintenance 3-28

Configuring PPP Link Quality Monitoring 3-29

Configuring PPP Authentication 3-30

Configuring the Name and Password for the Port 3-30

Creating an Authentication Database Entry 3-31

Configuring the Network Control Protocol 3-33

Configuring the MPLS Control Protocol 3-34

Configuring the Delayed-Down-Time Interval 3-35

Displaying PPP Information 3-36

Resetting PPP Configuration Parameter Values 3-37

Configuring VLAN-Related Attributes 3-38

Summary of VLAN-Related Commands 3-38

Configuring Tagged VLAN 802.1p and 802.1Q Functions 3-39

Generic VLAN Registration Protocol Functions 3-42

Configuring Forwarding Database Attributes 3-42

Configuring Spanning Tree Attributes 3-42

Configuring QoS Functions 3-43

Summary of QoS-Related Commands 3-43

Configuring a QoS Profile 3-44

Classification and Replacement Policies 3-46

Configuring DiffServ 3-47

Enhanced RED Support 3-51

QoS Monitor 3-59

Intra-Subnet QoS 3-59

Configuring and Monitoring Flow Statistics 3-60

Flow Statistics Background Information 3-60

Collection Port and Filtering Options 3-63

Collection Architecture Scalability and Reliability 3-64

Export Criteria 3-64

Commands for Configuring and Monitoring Flow Statistics 3-65

vi Contents

MIB Support for Flow Statistics 3-74

Configuring and Monitoring APS Functions 3-75

APS Network Configuration Options 3-77

Sample Line-Switching Scenario 3-79

APS Benefits 3-82

Commands for Configuring and Monitoring APS 3-86

Enabling and Disabling APS 3-87

Creating and Deleting an APS Group 3-87

Adding a Port to an APS Group 3-88

Deleting a Port from an APS Group 3-89

Configuring APS Authentication 3-89

Configuring Nonrevertive or Revertive Mode 3-90

Configuring APS Timers 3-91

Configuring APS Lockout 3-92

Configuring Forced Switch Mode 3-92

Configuring Manual Switch Mode 3-93

Resetting APS Group Configuration Parameters 3-94

Displaying APS Group Status Information 3-95

MIB Support for APS 3-96

Configuring Port Tunneling 3-97

Configuring the PoS Port Tunnel 3-98

Configuring the Ethernet Module 3-99

Configuring the MPLS tls-Tunnel 3-100

Additional PoS Module Support Topics 3-101

Configuring General Switch Attributes 3-101

Configuring Port Attributes 3-102

Configuring IGMP Attributes 3-105

Configuring Layer 2 and 3 Switching Attributes 3-105

Configuring Access List Attributes 3-106

Changing Image and Configuration Attributes 3-106

A ExtremeWare Command Compatibility Information

Related to the PoS Module

New Commands A-1

New ExtremeWare Commands A-2

Changed Commands A-5

Contents vii

Commands and Functions Not Supported A-8

B Supported MIBs and Standards

SONET/SDH Support B-2

Standards Supported for SONET/SDH B-2

MIBs Supported for SONET/SDH B-2

PPP Support B-2

Standards Supported for PPP B-2

MIBs Supported for PPP B-3

QoS and DiffServ Support B-3

Standards Supported for DiffServ B-3

Flow Statistics Support B-4

MIBs Supported for Flow Statistics B-4

Automatic Protection Switching Support B-4

Standards Supported for APS B-5

MIBs Supported for APS B-5

Index

Index of Commands

viii Contents

Figures ix

Figures

1-1 PoS module 1-4

1-2 Front panel views of the P3cSi and P3cMi modules 1-6

1-3 Front panel views of the P12cSi and P12cMi modules 1-7

2-1 Slot locations in a BlackDiamond 6800 series chassis 2-6

2-2 Inserting and securing a PoS module 2-8

3-1 Default configuration for BCP 3-4

3-2 IPCP configuration 3-6

3-3 APS configuration, port redundancy 3-8

3-4 APS configuration, module redundancy 3-9

3-5 APS configuration for switch redundancy 3-10

3-6 View of logical connectivity to PoS ports with IPCP enabled 3-24

3-7 View of logical connectivity to PoS ports with BCP enabled 3-25

3-8 Comparisons of RED and WRED operation 3-53

3-9 Format of NetFlow export datagram 3-61

3-10 NetFlow Collection Architecture Example 3-63

3-11 Linear 1+1 APS architecture 3-75

3-12 Linear 1+1 APS architecture with two switches 3-76

3-13 Virtual APS router configuration 3-78

3-14 Logical PPP connectivity to virtual APS router 3-79

3-15 Format of SONET K1 and K2 Bytes 3-80

3-16 Typical redundant switch configuration without APS 3-82

3-17 Redundant switch configuration with APS 3-83

3-18 APS configuration providing faster recovery from

line failure 3-84

3-19 APS in bridging configuration 3-85

3-20 Port tunneling via a PPP link 3-98

xFigures

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