MPLS Network Design & Monitoring
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1 Slide 1 MPLS Network Design & Monitoring
2 Slide 2 What Is MPLS Traffic Engineering? Traffic Control -Unexpected Incidences -Fiber Cut -Delay Network Optimization Efficient Use of Network Resources Topology & Capacity -Traffic Growth -Traffic Distribution Changes Network Planning
3 IP/MPLS Network Design and Traffic Engineering Copyright 2000, WANDL, Inc. Slide 3 Multi-layer routing and network planning Design and simulate IP/MPLS networks MPLS network discovery Multi-vendors Config files, topology data collection, parsing and integrity checking Planning for traffic growth Play what-if scenarios to ensure reliability of your network under stress Model-Based Reasoning Engine Network Model Periodic Upload of Topology and Traffic Statistics Topology Views Integrity Checks and Other Reports N Guided Repair Path/Security Analysis Performance Analysis Modified/Repaired Design Scenario
4 IP/MPLS Network Design and Traffic Engineering Copyright 2000, WANDL, Inc. Slide 4 LSP tunnel config data and traffic collection Delta configuration generation for MPLS TE provisioning Integrated 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
5 Slide 5 The Traffic Engineering System Statistics Collection Traffic Analysis TE Tunnel CLI Traffic Engineering Design and Modeling Configuration MPLS Network Traffic Engineering Tools
6 MPLSView : One Integrated View Copyright 2000, WANDL, Inc. Slide 6 Multi-Layer Modeling Cisco & Juniper
7 Slide 7 WANDL MPLS Modeling Cisco & Juniper Nodes Cisco, Juniper, Foundry, Riverstone Links T3/E3, OC3, OC12, OC48, OC 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
8 Slide 8 WANDL Data Communication Cisco & Juniper 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
9 Slide 9 MPLS Topology Parsing
10 Slide 10 Cisco Router Config & Tunnel Parsing
11 Slide 11 Juniper Router Config & Tunnel Parsing
12 Slide 12 WANDL Data Communications Gateway Application telnet - Config/Topo/tunnel SNMP tunnel and interface statistics API XML/JMS WANDL Data Gateway Traffic data Config data Dorado Narus InfoVista Aprisma Orchestream
13 Slide 13 LSP Routing Engine Cisco & Juniper 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
14 Slide 14 Network Design & Optimization Cisco & Juniper Topology Design Diversity Design Traffic Load Analysis Event Simulation Failure Analysis Play # Scenario Analysis Layer 3 Traffic Performance Analysis & QoS
15 Slide 15 Tunnel Load
16 Slide 16 Primary & Backup LSP Path
17 Slide 17 MPLS Traffic Management Network Centric Network Monitoring and quantifying 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 availability Discover network topology Present physical and logical network topology Monitor network connectivity Pinpoint network integrity problem Provision MPLS tunnels
18 Network Status Display Semi Real Time Network View View 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 view Tunnel Path Analysis Copyright 2000, WANDL, Inc. Slide 18
19 Slide 19 Network Status Display Network Status Changes Display/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 changes Replay the LSPs re-route activities
20 Slide 20 Monitoring A Live Network User Main Task Data Network Mode Topology Window Manager Collection Report Network Info Logon MPLSView Click on TaskManager From menu Administer Router Profile Select auto-discovery Schedule collection Check task status Router config collected Periodically Collect Network Config/topo/ Tunnel files & traffic data Router config Tunnel, topo & traffic data collected Network update Parsing Building Network Model Click on Open Live Network User in Monitor Mode Topology Autonomously updated Query network Information & Reports
21 Slide 21 LSP Traffic Monitoring
22 Slide 22 Network Nodes Information
23 Slide 23 View Tunnels Thru Node
24 Slide 24 Display LSP Path Table and on Map
25 Slide 25 Primary & Backup Path
26 Slide 26 Tunnel Traffic Load
27 Slide 27 Aggregated Network Tunnel Traffic
28 Slide 28 Predefined Tasks GUI Schedule Data Collection
29 Slide 29 BGP View
30 Slide 30 BGP View
31 Slide 31 IP Logical View
32 Slide 32 Transport Layer View
33 Slide 33 Multiple Links Between Nodes
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