Cisco Systems Network Router specification

Chapter 1 Introduction to PNNI

PNNI Internetworking with IISP

	Cisco PNNI Network Planning Guide for MGX and SES Products, Release 5
1-10	Part Number OL-3847-01 Rev. D0, April, 2004

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Cisco Systems Network Router manual Part Number OL-3847-01 Rev. D0, April

Contents

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