OmniSwitch 6800/6850/9000 Advanced Routing Configuration 6800 - 6850 - 90  Part No. 060216-10, Rev

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  • Part No. 060216-10, Rev. EDecember 2007

    OmniSwitch 6800 SeriesOmniSwitch 6850 SeriesOmniSwitch 9000 Series

    Advanced RoutingConfiguration Guide

    www.alcatel-lucent.com

  • This user guide documents release 6.3.1 of the OmniSwitch 6800 Series, OmniSwitch 6850Series, and OmniSwitch 9000 Series.

    The functionality described in this guide is subject to change without notice.

    Copyright 2007 by Alcatel-Lucent. All rights reserved. This document may not be reproduced in whole or in part without the express written permission of Alcatel-Lucent.

    Alcatel-Lucent and the Alcatel-Lucent logo are registered trademarks of Alcatel-Lucent. Xylan, OmniSwitch, OmniStack, and Alcatel-Lucent OmniVista are registered trademarks of Alcatel-Lucent.

    OmniAccess, Omni Switch/Router, PolicyView, RouterView, SwitchManager, VoiceView, WebView, X-Cell, X-Vision, and the Xylan logo are trademarks of Alcatel-Lucent.

    This OmniSwitch product contains components which may be covered by one or more of the following U.S. Patents:

    U.S. Patent No. 6,339,830 U.S. Patent No. 6,070,243 U.S. Patent No. 6,061,368 U.S. Patent No. 5,394,402 U.S. Patent No. 6,047,024 U.S. Patent No. 6,314,106 U.S. Patent No. 6,542,507 U.S. Patent No. 6,874,090

    26801 West Agoura RoadCalabasas, CA 91301

    (818) 880-3500 FAX (818) 880-3505support@ind.alcatel.com

    US Customer Support(800) 995-2696International Customer Support(818) 878-4507

    Internetservice.esd.alcatel-lucent.com

    ii OmniSwitch 6800/6850/9000 Advanced Routing Configuration Guide December 2007

  • Contents

    About This Guide .......................................................................................................... xi

    Supported Platforms .......................................................................................................... xi

    Who Should Read this Manual? ....................................................................................... xii

    When Should I Read this Manual? ................................................................................... xii

    What is in this Manual? .................................................................................................... xii

    What is Not in this Manual? ............................................................................................. xii

    How is the Information Organized? ................................................................................xiii

    Documentation Roadmap ................................................................................................xiii

    Related Documentation .................................................................................................... xv

    User Manual CD ............................................................................................................ xvii

    Technical Support .......................................................................................................... xvii

    Chapter 1 Configuring OSPF .......................................................................................................1-1

    In This Chapter ................................................................................................................1-1

    OSPF Specifications ........................................................................................................1-2

    OSPF Defaults Table .......................................................................................................1-3

    OSPF Quick Steps ...........................................................................................................1-4

    OSPF Overview ..............................................................................................................1-7OSPF Areas ..............................................................................................................1-8Classification of Routers ..........................................................................................1-9Virtual Links ............................................................................................................1-9Stub Areas ..............................................................................................................1-10

    Not-So-Stubby-Areas ......................................................................................1-11Totally Stubby Areas .......................................................................................1-11

    Equal Cost Multi-Path (ECMP) Routing ...............................................................1-12Non Broadcast OSPF Routing ................................................................................1-12Graceful Restart on Stacks with Redundant Switches ...........................................1-13Graceful Restart on Switches with Redundant CMMs ..........................................1-14

    Configuring OSPF .........................................................................................................1-15Preparing the Network for OSPF ...........................................................................1-16Activating OSPF ....................................................................................................1-16Creating an OSPF Area ..........................................................................................1-17Configuring Stub Area Default Metrics .................................................................1-19Creating OSPF Interfaces .......................................................................................1-20Interface Authentication .........................................................................................1-21Creating Virtual Links ............................................................................................1-22Configuring Redistribution ....................................................................................1-23

    OmniSwitch 6800/6850/9000 Advanced Routing Configuration Guide December 2007 iii

  • Contents

    Using Route Maps ...........................................................................................1-24Configuring Route Map Redistribution ...........................................................1-28Route Map Redistribution Example ................................................................1-29

    Configuring Router Capabilities ............................................................................1-30Configuring Static Neighbors .................................................................................1-31Configuring Redundant Switches in a Stack for Graceful Restart .........................1-32Configuring Redundant CMMs for Graceful Restart .............................................1-33

    OSPF Application Example ..........................................................................................1-34Step 1: Prepare the Routers .............................................................................1-35Step 2: Enable OSPF .......................................................................................1-36Step 3: Create the Areas and Backbone ..........................................................1-36Step 4: Create, Enable, and Assign Interfaces .................................................1-37Step 5: Examine the Network ..........................................................................1-38

    Verifying OSPF Configuration .....................................................................................1-39

    Chapter 2 Configuring OSPFv3 ...................................................................................................2-1

    In This Chapter ................................................................................................................2-1

    OSPFv3 Specifications ....................................................................................................2-2

    OSPFv3 Defaults Table ...................................................................................................2-3

    OSPFv3 Quick Steps .......................................................................................................2-4

    OSPFv3 Overview ..........................................................................................................2-8OSPFv3 Areas ..........................................................................................................2-9Classification of Routers ........................................................................................2-10Virtual Links ..........................................................................................................2-10Stub Areas ..............................................................................................................2-11Equal Cost Multi-Path (ECMP) Routing ...............................................................2-12

    Configuring OSPFv3 .....................................................................................................2-13Preparing the Network for OSPFv3 .......................................................................2-14Activating OSPFv3 ................................................................................................2-14Creating an OSPFv3 Area ......................................................................................2-15Configuring Stub Area Default Metrics .................................................................2-16Creating OSPFv3 Interfaces ...................................................................................2-16Creating Virtual Links ............................................................................................2-17Configuring Redistribution ...........................................