Slide 1Copyright ©2000, WANDL, Inc.

MMPPLLSS Network Network Design & MonitoringDesign & Monitoring

Slide 2Copyright ©2000, WANDL, Inc.

What Is MPLS Traffic Engineering?

NetworkPlanning

NetworkOptimization

Topology & Capacity- Traffic Growth- Traffic DistributionChanges

Traffic Control

- UnexpectedIncidences

- Fiber Cut- Delay Efficient

Useof

NetworkResources

Slide 3Copyright ©2000, WANDL, Inc.

Multi-layer routing and network planningDesign and simulate IP/MPLS networksMPLS network discoveryMulti-vendors Config files, topology data collection, parsing and integrity checkingPlanning for traffic growthPlay “what-if” scenarios to ensure reliability of your network under stress

Modified/RepairedDesign Scenario

Periodic Upload ofTopology and Traffic

Statistics

Network ModelNetwork Model

IntegrityChecks and

Other Reports

IntegrityChecks and

Other Reports

Path/SecurityAnalysis

Path/SecurityAnalysis

PerformanceAnalysis

PerformanceAnalysis

Model-Based Reasoning

Engine

Model-Based Reasoning

Engine

Guided RepairGuided Repair

N

Topology ViewsTopology Views

IP/MPLS Network Design and Traffic Engineering

Slide 4Copyright ©2000, WANDL, Inc.

IP/MPLS Network Design and Traffic Engineering

LSP tunnel config data and traffic collection Delta configuration generation for MPLS TE provisioningIntegrated set of monitoring, modeling, and design capabilities

❖ Multi-layer simulation with equipment details

❖ Multi-period traffic load analysis

❖ LSP tunnel path placements and provisioning

❖ Offline LSP Calculation

❖ What-if (fiber cut, for example) simulation

❖ Primary/backup LSP path computation

Slide 5Copyright ©2000, WANDL, Inc.

The Traffic Engineering System

TE TunnelCLI

Configuration

Collection

Traffic Analysis

Traffic Engineering

Design and Modeling

StatisticsStatisticsStatistics

Traffic Engineering ToolsMPLS Network

Slide 6Copyright ©2000, WANDL, Inc.

MPLSView : One Integrated ViewMulti

Multi --Layer

Layer

Modeling

Modeling

Cisco&Juniper

Slide 7Copyright ©2000, WANDL, Inc.

WANDL MPLS Modeling• Nodes

• Cisco, Juniper, Foundry, Riverstone

• Links

• T3/E3, OC3, OC12, OC48, OC192

• 32 Bits Resource or Media Attribute

• Routing Metrics

• LSP Tunnels

• Source, Destination

• Bandwidth, Affinity, Mask, Admin Group

• Priority/Holding Priority

• Guaranteed or Diff Serv TE, Best Effort

• Routing Method

• Dynamic Route

• Explicit Route (Loose or Strict)

• Secondary Routes

• Layer 3 Traffic Routing

• OSPF, EIGRP, IS-IS, BGP4

• Forwarding Equivalence Class

• Influence of LSP Tunnels

Cisco&

Juniper

Slide 8Copyright ©2000, WANDL, Inc.

WANDL Data Communication

• Automatic Discovery (mpls, ospf, bgp)

• IOS and JUNOS Parsing

• show config

• show mpls traff eng tunnels

• show ted database extensive

• show mpls lsp detail

• Connectivity Checking

• Pinpoint network integrity issues

• Configuration Change Management

• LSP Traffic Monitoring

• Topology Views

• OSPF, BGP, MPLS

Cisco & Juniper

Slide 9Copyright ©2000, WANDL, Inc.

MPLS Topology Parsing

Slide 10Copyright ©2000, WANDL, Inc.

Cisco Router Config & Tunnel Parsing

Slide 11Copyright ©2000, WANDL, Inc.

Juniper Router Config & Tunnel Parsing

Slide 12Copyright ©2000, WANDL, Inc.

Application

WANDLData Gateway

Dorado Narus InfoVista Aprisma Orchestream

Traffic data

Config data

WANDL Data Communications Gateway

telnet - Config/Topo/tunnel

SNMP – tunnel and interface statistics

API – XML/JMS

Slide 13Copyright ©2000, WANDL, Inc.

LSP Routing Engine

• LSP Routing Engine that considers:

• All link resource constraints

• All ingress to egress traffic trunks

• Benefits

• similar to mechanisms in overlay nets

• Global resource optimization

• Predictable LSP Placement

• Stability

• Decision Support System

• Off-Line & Quasi On-Line Path Calculation

• Capacity Planning

• Network Grooming

• Bottlenecks Analysis

Cisco & Juniper

Slide 14Copyright ©2000, WANDL, Inc.

Network Design & Optimization

• Topology Design

• Diversity Design

• Traffic Load Analysis

• Event Simulation

• Failure Analysis

• Play # Scenario Analysis

• Layer 3 Traffic Performance Analysis & QoS

Cisco & Juniper

Slide 15Copyright ©2000, WANDL, Inc.

Tunnel Load

Slide 16Copyright ©2000, WANDL, Inc.

Primary & Backup LSP Path

Slide 17Copyright ©2000, WANDL, Inc.

MPLS Traffic Management

Network CentricNetwork CentricNetwork CentricNetwork CentricNetwork Monitoring and Network Monitoring and Network Monitoring and Network Monitoring and quantifyingquantifyingquantifyingquantifying

Characterize traffic and monitor resource utilization

Quantifying traffic across the network or its elements in terms of bytes and packets (in and out)Network path, link, LSP

Monitor operational status and availabilityDiscover network topology Present physical and logical network topologyMonitor network connectivityPinpoint network integrity problemProvision MPLS tunnels

Slide 18Copyright ©2000, WANDL, Inc.

Network Status Display

Semi Real Time Network ViewSemi Real Time Network ViewSemi Real Time Network ViewSemi Real Time Network ViewView of table/tree structure of networks, areas, hubs/Pops, devices, LSPs and the related attributes

Primary attributes: AS number, Area/Level/Region IDs, location, vendors, devices limitation, circuit bandwidth, RSVP Bandwidth,LSP utilization, and LSP path

Ability to sync with real time network to update the viewTunnel Path Analysis

Slide 19Copyright ©2000, WANDL, Inc.

Network Status Display

Network Status ChangesDisplay/report the updates of network components and their related attributes (new, deleted, and missed trunks, trunk capacity changes), (new LSP, deleted LSP, updated LSP in bandwidth, route changes, priority, info)

Network Play Back (historical events)Replay network status/topology changesReplay the LSPs re-route activities

Slide 20Copyright ©2000, WANDL, Inc.

PeriodicallyCollectNetwork Config/topo/Tunnel files& traffic data

User Main Task Data Network Mode Topology ReportWindow Manager Collection Network Info

Click on OpenLive Network

Administer Router ProfileSelect auto-discoverySchedule collectionCheck task status

Query networkInformation &Reports

User in Monitor Mode

Router configcollected

TopologyAutonomouslyupdated

LogonMPLSView Click on

TaskManagerFrom menu

Router configTunnel, topo

& traffic datacollected

Networkupdate

Parsing BuildingNetwork Model

Monitoring A Live Network

Slide 21Copyright ©2000, WANDL, Inc.

LSP Traffic Monitoring

Slide 22Copyright ©2000, WANDL, Inc.

Network Nodes Information

Slide 23Copyright ©2000, WANDL, Inc.

View Tunnels Thru Node

Slide 24Copyright ©2000, WANDL, Inc.

Display LSP Path Table and on Map

Slide 25Copyright ©2000, WANDL, Inc.

Primary & Backup Path

Slide 26Copyright ©2000, WANDL, Inc.

Tunnel Traffic Load

Slide 27Copyright ©2000, WANDL, Inc.

Aggregated Network Tunnel Traffic

Slide 28Copyright ©2000, WANDL, Inc.

Predefined Tasks GUI –Schedule Data Collection

Slide 29Copyright ©2000, WANDL, Inc.

BGP View

Slide 30Copyright ©2000, WANDL, Inc.

BGP View

Slide 31Copyright ©2000, WANDL, Inc.

IP Logical View

Slide 32Copyright ©2000, WANDL, Inc.

Transport Layer View

Slide 33Copyright ©2000, WANDL, Inc.

Multiple Links Between Nodes