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About This Guide

Obtaining Additional Publications and Information

•Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering professionals involved in designing, developing, and operating public and private internets and intranets. You can access the Internet Protocol Journal at this URL:

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	Cisco PNNI Network Planning Guide for MGX and SES Products, Release 5

Part Number OL-3847-01 Rev. D0, April, 2004		xxxi
Part Number OL-3847-01 Rev. D0, April, 2004		xxxi

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Cisco Systems Network Router manual Xxxi

Contents

Text Part Number OL-3847-01 Rev. D0 Corporate Headquarters Copyright 2003, Cisco Systems, Inc All rights reserved Iii N T E N T S Compatible Standards Worksheets Part Number OL-3847-01 Rev. D0, April Vii G U R E S Viii B L E S Part Number OL-3847-01 Rev. D0, April Audience ObjectivesOrganization Xii Conventions Xiii DocumentationDocumentation Notes for the April 2004 Product Releases Related Documentation Xiv Technical Manual Order of Use Terms Technical Manual Titles and Descriptions Xvi Xvii Xviii Xix Reference Guides Xxi Xxii Document Title Description Xxiii Xxiv Xxv Xxvi Xxvii Obtaining DocumentationCisco.com Ordering Documentation Chapter Changes Changes to This DocumentXxviii Opening a TAC Case Obtaining Technical AssistanceDocumentation Feedback Cisco TAC Website TAC Case Priority Definitions Obtaining Additional Publications and InformationXxx Xxxi Xxxii Pnni Network Database Introduction to Pnni Single Peer Group Topology Example Single Peer Group Topology Hierarchical Pnni Network Topology Peer group Ppeer Simple Node Representation Peer Group Leaders Simple Node Representation Complex Node Representation Border Nodes Pnni Internetworking with AiniHierarchical Pnni Network Benefits Example Pnni Internetworking with Aini Topology Pnni Internetworking with Iisp Part Number OL-3847-01 Rev. D0, April Compatible Standards Specifications PXM45/B PXM45Capabilities PXM1E SES Capabilities SES DAX Spvc Connection Limit AdjustmentsConnection Type Switch Connections CWM Endpoints SVC Parallel Links Between Adjacent Switches Install Redundant Hardware in SwitchesPhysical Network Planning Multiple Paths Between Network Nodes Planning Guidelines for Individual Peer GroupsMultiple Links Between Adjacent Peer Groups Multiple Links to an External Network Planning Guidelines for Peer Group Leaders Planning Guidelines for Hierarchical NetworksPlanning Guidelines for Border Nodes Part Number OL-3847-01 Rev. D0, April Address Planning Overview Address and Closed User Group Planning Pnni Addressing Example Selecting an ATM Address Format Planning Address Configuration Settings ESI SEL IDP DSP Supported Address Formats Guidelines for Selecting an Address Format ATM Field Description Default Values DCC Selecting a Pnni LevelAddress Registration Authorities Category Type Authorities 4shows an example topology of a Pnni MPG WAN Part Number OL-3847-01 Rev. D0, April Level Peer Group ID Portion of ATM Address Bytes Length Selecting the Pnni Peer Group ID Default Peer Group ID 20-byte Node Address Selecting the ATM Address Selecting the Spvc Address Prefix Selecting the Ilmi Address PrefixPlanning Address Prefixes for Aini and Iisp Links Additional Guidelines for Creating an Address Plan Selecting Static Addresses for UNI Ports Closed User Group Example Closed User Group Overview Selecting an Interlock Code Planning CUG Configuration SettingsSelecting an Index Selecting CPE Addresses Selecting Internal CUG Access Options Specifying a Preferential CUG Selecting External CUG Access Options Worksheets Selecting a Default CUG Address CUG Part Number OL-3847-01 Rev. D0, April How MGX and SES Nodes Select Routes Administrative WeightLink and Route Metrics Cell Delay Variation Cell Transfer DelayAvailable Cell Rate Maximum Cell Rate Shortest Path Table RoutingShortest Path Tables Traffic Metric Class of Service TablesService Class Acronym Definition Guidelines CTD CDV How SPVCs and SPVPs use the SPTs How SVCs and SVPs use the SPTs On-Demand Routing How MGX and SES Nodes Select LinksLoad Balancing for SPT and On-Demand Routing CLR0+12 Additional Routing Features in MGX and SES NodesService Preferred Routing Grooming Priority Routing Nodal Point-to-Multipoint Branch Restriction Soft ReroutingPriority Bumping Blocking Pass-Through Connections AXSM-XG AXSM/AAXSM/B AXSM-E Farthest Node Branching Part Number OL-3847-01 Rev. D0, April Ansi APS ABRAesa Aini IN-2 P2MPCBR CTD IN-3 CUGCWM DIN IN-4 IN-5 PGLPnni MGX SES IN-6 IN-7 UBRUNI TAC IN-8