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Cisco Systems Network Router manual xxxi

Models: Network Router

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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:

http://www.cisco.com/ipj

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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

800 553-NETS Fax 408 Cisco PNNI Network Planning Guide for MGX and SES Products, ReleaseRelease April 14 Cisco Systems, Inc 170 West Tasman Drive San Jose, CACopyright 2003, Cisco Systems, Inc All rights reserved Cisco PNNI Network Planning Guide for MGX and SES Products, ReleaseOrganization C O N T E N T SObjectives AudienceCompatible Standards SpecificationsConnection Limit Adjustments Install Redundant Hardware in SwitchesSoft Rerouting Administrative WeightCell Transfer Delay WorksheetsCisco PNNI Network Planning Guide for MGX and SES Products, Release ContentsPart Number OL-3847-01 Rev. D0, April P2MP Root, Leaf, and Party Components F I G U R E SExample Single Peer Group Topology Example PNNI Internetworking with AINI TopologyPart Number OL-3847-01 Rev. D0, April viiiFigures Cisco PNNI Network Planning Guide for MGX and SES Products, ReleaseProduct Releases Documents that Ship with Multiservice Switch ProductsCUG Configuration Worksheet T A B L E SCisco PNNI Network Planning Guide for MGX and SES Products, Release TablesPart Number OL-3847-01 Rev. D0, April Organization About This GuideObjectives AudienceConventions xiii DocumentationDocumentation Notes for the April 2004 Product Releases Related DocumentationTechnical Manual Order of Use Terms Technical Manual Titles and DescriptionsPart Number OL-3847-01 Rev. D0, April Cisco PNNI Network Planning Guide for MGX and SES Products, ReleaseRelease Notes for Cisco MGX xviiCisco PNNI Network Planning xviiiService Module Configuration and Reference Guides Cisco ATM and Frame Relay 1. This document was not updated for the April 2004 release Contains precautions that you should take before you Document TitleDescription xxiiDocument Title xxiiiDescription Document Title xxivDescription Description Document TitleDocument Title xxviDescription xxvii Obtaining DocumentationCisco.com Ordering DocumentationChapter 2, “Interoperability and Performance Changes to This DocumentFinding Documentation for Cisco MGX, BPX, SES, and CWM Products Chapter 1, “Introduction to PNNI”Opening a TAC Case Obtaining Technical AssistanceDocumentation Feedback Cisco TAC WebsiteTAC Case Priority Definitions Obtaining Additional Publications and Informationhttp//cisco.com/univercd/cc/td/doc/pcat 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 xxxiPart Number OL-3847-01 Rev. D0, April xxxiiAbout This Guide Obtaining Additional Publications and Information Cisco PNNI Network Planning Guide for MGX and SES Products, ReleaseThe Single Peer Group Topology The Hierarchical PNNI Network Topology Introduction to PNNIThe PNNI Network Database C H A P T E RThe Single Peer Group Topology The Hierarchical PNNI Network Topology PNNI Internetworking with AINI The Hierarchical PNNI Network TopologyPNNI Internetworking with IISP PNNI networks Peer group Peer group Peer groupPart Number OL-3847-01 Rev. D0, April group Level Peer group Peer group Peer group Peer group PNNI networksLevel PpeerSimple Node Representation Peer Group LeadersComplex Node Representation Border Nodes PNNI Internetworking with AINIHierarchical PNNI Network Benefits Figure 1-6 Example PNNI Internetworking with AINI Topology PNNI Internetworking with IISPPart Number OL-3847-01 Rev. D0, April 1-10Chapter 1 Introduction to PNNI PNNI Internetworking with IISP Cisco PNNI Network Planning Guide for MGX and SES Products, ReleaseC H A P T E R SpecificationsInteroperability and Performance Planning Compatible Standards2.1.7 Chapter 2 Interoperability and Performance Planning SpecificationsPXM45 CapabilitiesPage Table 2-3 Switch and CWM Connection Units for Each Connection Type Connection Limit AdjustmentsParallel 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 NetworkPlanning Guidelines for Peer Group Leaders Planning Guidelines for Hierarchical NetworksPlanning Guidelines for Border Nodes Part Number OL-3847-01 Rev. D0, April Chapter 2 Interoperability and Performance PlanningPlanning Guidelines for Hierarchical Networks Cisco PNNI Network Planning Guide for MGX and SES Products, ReleaseAddress Planning Overview Address and Closed User Group PlanningC H A P T E R A.21 A2 A.22 Figure 3-1 PNNI Addressing ExampleA.11 A1 A.12 Peer group ASelecting an ATM Address Format Planning Address Configuration SettingsSupported Address Formats Description Guidelines for Selecting an Address FormatDefault Values ATM FieldAddress Registration Authorities Selecting a PNNI LevelFigure 3-4 shows an example topology of a PNNI MPG WAN The network shown in Figure 3-4 uses the same physical topology as that shown in Figure 3-3 for an SPG WAN. The difference is that the physical network has been divided into five peer groups at level Bytes LengthLevel Peer Group ID Portion of ATM Address3-10 Selecting the PNNI Peer Group ID3-11 Selecting the ATM Address3-12 Selecting the ILMI Address PrefixSelecting the SPVC Address Prefix Planning Address Prefixes for AINI and IISP LinksAdditional Guidelines for Creating an Address Plan Selecting Static Addresses for UNI Ports3-13 3-14 Closed User Group Overview3-15 Planning CUG Configuration SettingsSelecting an Interlock Code Selecting an IndexSelecting CPE Addresses Selecting Internal CUG Access Options3-16 Specifying a Preferential CUG Selecting External CUG Access Options3-17 Worksheets Selecting a Default CUG Address3-18 Table 3-6 CUG Configuration Worksheet 3-19Table 3-5 Port Address Worksheet Part Number OL-3847-01 Rev. D0, April 3-20Chapter 3 Address and Closed User Group Planning Worksheets Cisco PNNI Network Planning Guide for MGX and SES Products, ReleaseLink and Route Metrics Administrative WeightPlanning Intermediate Route Selection How MGX and SES Nodes Select RoutesCell Delay Variation Cell Transfer DelayAvailable Cell Rate Maximum Cell Rate Shortest Path Table RoutingThe Shortest Path Tables Class Class of Service TablesService Traffic MetricHow SPVCs and SPVPs use the SPTs How SVCs and SVPs use the SPTsOn-Demand Routing How MGX and SES Nodes Select LinksLoad Balancing for SPT and On-Demand Routing Preferred Routing Additional Routing Features in MGX and SES NodesGrooming Priority RoutingNodal Point-to-Multipoint Branch Restriction Soft ReroutingPriority Bumping Blocking Pass-Through ConnectionsSlot Multicasting Supported 4-10Service Module Table 4-4 MGX Service Module Support for P2MP BranchingFigure 4-2 Farthest Node Branching 4-11Cisco PNNI Network Planning Guide for MGX and SES Products, Release 4-12Additional Routing Features in MGX and SES Nodes Chapter 4 Planning Intermediate Route SelectionI N D E NumericsIN-1 IN-2 IN-3 IN-4 IN-5 IN-6 IN-7 Part Number OL-3847-01 Rev. D0, April IN-8Index Cisco PNNI Network Planning Guide for MGX and SES Products, Release