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Building Service-Aware Networks: The Next-Generation WAN/MAN(Networking Technology)

Building Service-Aware Networks: The Next-Generation WAN/MAN(Networking Technology)

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About the Book

A thorough introduction to the ASR 1000 series router   Building Service-Aware Networks is the insider’s guide to the next-generation Aggregation Services Router (ASR) 1000. Authored by a leading Cisco® expert, this book offers practical, hands-on coverage for the entire system lifecycle, including planning, setup and configuration, migration, and day-to-day management.   Muhammad Afaq Khan systematically introduces the ASR 1000’s evolved architecture, showing how the ASR 1000 can deliver major performance and availability improvements in tomorrow’s complex, collaborative, mobile, and converged network environments. Then, to help you plan your network deployments more effectively, the author walks you through realistic deploy-ment scenarios for IP routing, IP services, WAN optimization services, security services, and unified communications. He presents a wide variety of realistic, easy-to-adapt configuration examples for enterprise and provider inetworks, including everything from command-line interface (CLI) snippets to best practices for troubleshooting.   Understand tomorrow’s enterprise business requirements, the demand they create for routing infrastructure, and how the ASR 1000 meets them Leverage the ASR 1000’s revolutionary system architecture to dramatically improve performance and availability Select and qualify an enterprise edge platform for next-generation WANs Understand ASR 1000 series architecture, hardware, software, packaging, licensing, and releases Perform initial ASR 1000 setup and configuration Implement In Service Software Upgrades (ISSU) Size routers for enterprise and carrier environments Consolidate multiple applications, platforms, and functions onto the ASR 1000 Troubleshoot ASR 1000 common system error messages, step by step This book is part of the Networking Technology Series from Cisco Press®, which offers networking professionals valuable information for constructing efficient networks, understanding new technologies, and building successful careers.

Table of Contents:
Introduction Part I Overview of WAN Architectures Chapter 1 Introduction to WAN Architectures Introduction to WAN Solutions Branch/Private WAN Aggregation Role     Basic Feature Requirements     Basic Service Level Agreement Requirements Internet Edge Role     Basic Feature Requirements Data Center Interconnect     Basic Feature Requirements Large Branch WAN Summary Review Questions Answers Further Reading Chapter 2 Next-Generation WAN Architectures The Evolution of Next-Generation WAN Architectures Business Drivers Behind WAN Evolution     Service Awareness and Integration     Infrastructure Consolidation     Segmentation/Virtualization     Security and Reliability     Bandwidth Commoditization     Carbon Footprint Reduction     Regulatory Compliance     Time to Adoption     Mean Time to Understanding and Troubleshooting How the Changing Business Requirements Relate to Network Infrastructure Summary Review Questions Answers Further Reading References Chapter 3 Selecting and Qualifying Enterprise Edge Platforms for Next-Generation WANs Essential Attributes of an Enterprise Edge Platform     Carrier-Class Routing     True Services Integration     Robust In-Built Quality of Service     Flexible System Architecture     Feature Velocity     Common Sharing and Sparing for Investment Protection     Interface Diversity and Density     Power and Space Friendly     Industry Standard Compliance Qualifying the Enterprise WAN/MAN Edge Platform     Anatomy of a Test Plan         Test Scope and Objective         Test Setup and Topology         Test Resources         Test Approach and Methodology         Test Entry and Exit Criteria         Test Schedule         Test Results Reporting         Test Case Details Summary Chapter Review Questions Answers Further Reading Chapter 4 Sizing Up a Router What to Look for When Choosing a Router Metrics for Benchmarking a Router     Routing-Plane Performance and Scale     Data-Plane Performance and Scale Summary Chapter Review Questions Answers Further Reading Part II ASR 1000 System Hardware, Software, and Configuration Chapter 5 System Overview and Carrier-Class Attributes Introduction to ASR 1000 Series Routers ASR 1000 Carrier-Class Attributes     Availability     Reliability     Scalability     Quality of Service     ROI and Investment Protection ASR 1000 Applications     ASR 1000 Enterprise WAN Aggregation     Enterprise Internet Gateway     Enterprise Security Headend (Branch and Remote User Aggregation)     Service Provider Layer 3 VPN     Service Provider Layer 2 VPN     Broadband Aggregation, Including FTTH and DSL LNS, LAC, and PTA     High-End Customer Premises Equipment Reinventing Enterprise Routing with the ASR 1000     Cisco QuantumFlow Processor and Embedded Services     True Carrier-Class Routing         Chassis Design and Modularity         Operating System Modularity         In-Service Software Upgrade         Separation of Planes         Dealing with Oversubscription         Integrated QoS         BITS Reference Clock         Nonstop Router Management         Breadth and Diversity of LAN/WAN Interfaces Introducing ASR 1000 System Hardware Components     Chassis Options     Chassis Slots Naming and Numbering     Route Processor     Embedded Service Processor     SPA Interface Processor Introducing ASR 1000 Software Components     IOS XE     RP Software     ESP Software     SIP Software     IOSD and Linux Kernel     System ROMMON Basic Partitioning of the ASR 1000 System     Routing Plane     Data Plane     Input/Output Plane Introduction to ASR 1000 System Redundancy and Modularity Summary Chapter Review Questions Answers Further Reading Chapter 6 Cisco ASR 1000 Series Router Hardware and Software Details Route Processor Overview     Route Processor Functional Elements         Front Panel         CPU, DRAM, Bootflash, Hard Disk Drive, and Interconnect Application-Specific Integrated Circuits     RP Initialization     RP Packet Handling     Hardware-Assisted Control-Plane Protection     Legacy Protocol Traffic ESP Overview     ESP Functional Elements     ESP Initialization     ESP Packet Handling     ESP and Crypto Engine SPA Interface Processor Overview High-Level System Software Architecture     RP Software Details         RP Chassis Manager         RP Forwarding Manager         RP Interface Manager     ESP Software Details         QFP Software         ESP Forwarding Manager         ESP Chassis Manager         SIP Software Details         SIP Chassis Manager         SIP Interface Manager         SPA Drivers Day in the Life of a Packet     Ingress Processing     Arrival Processing     Egress Processing Summary Review Questions Answers Further Reading Chapter 7 Cisco IOS XE Software Packaging, Releases, and Licensing Cisco IOS XE Software Overview Cisco IOS XE Software Packaging     Software Redundancy Cisco IOS XE Software Releases Cisco IOS XE Software Licensing Summary Review Questions Answers Further Reading Chapter 8 Cisco ASR 1000 Initial Setup and Configuration Booting the ASR 1000 Initial Cisco ASR 1000 Configuration Understanding the Cisco ASR 1000 File System Structure Summary Chapter Review Questions Answers Further Reading Chapter 9 In-Service Software Upgrade and Software Modularity Why ISSU Is Needed     Operational Benefits     Business Benefits ASR 1000 ISSU Details     A Consolidated Package ISSU on a Fully Redundant 6RU     ISSU on 6RU System (with Dual RP and ESP) for IOSD Using Legacy issu Commands     Subpackage ISSU on a Fully Redundant 6RU Upgrading SIP/SPA Subpackages Upgrading the RP-Specific Subpackages on the Active RP Upgrading the ESP Subpackage on the Standby RP (Formerly Active) Running Dual IOSD on a 2 or 4RU System Summary Chapter Review Questions Answers Further Reading Part III System Management and Troubleshooting Chapter 10 Using the ASR 1000 Embedded Graphical User Interface Introduction to the ASR 1000 Web GUI Configuring the ASR 1000 GUI Common Usage Examples Summary Review Questions Answers Further Reading Chapter 11 Understanding ASR 1000 System Troubleshooting and Error Messages Troubleshooting Methodology     ASR 1000–Specific Troubleshooting Commands Troubleshooting System Hardware and Software     Displaying the Overall Processor and Memory Utilization on an ASR 1000 System     Displaying IPv4-Related Drops for the Active QFP     Displaying Overall QFP Memory Statistics for IRAM, DRAM, and SRAM Usage     Displaying QFP Memory Statistics on a Per-IOS Feature and Internal-Usage Basis     Tracking Control CPU Usage from the Linux Shell     Tracking a Command Output Repeatedly Using the monitor Command     Displaying the Status of Front-Panel LEDs Using the show platform hardware Command     Displaying the Status of SPAs in a SIP     Displaying Statistics for a Slot or SIP     Displaying Drop Statistics for All Interfaces in the System     Displaying the Interface-Level FIA for Both the Ingress and Egress Feature Set     Displaying System Components Such as RP, ESP, and SIP Insertion and Uptime     Displaying QFP PPE Utilization Information     Useful debug Commands Troubleshooting IOS Features via Platform-Specific Commands Common System Error Messages     Message: “Warning: Filesystem Is Not Clean” During RP Boot     Message: “%IOSXE-7-PLATFORM: F0: sntp: Resetting on Error x > y”     Message: “%ASR1000_PEM-3-PEMFAIL: The PEM in Slot 0 Is Switched Off or Encountering a Failure Condition” Summary Review Questions Answers Further Reading Part IV ASR 1000—Bringing Innovative Solutions to the Routing Industry Chapter 12 IP Routing Use Cases Introduction to the Scalable and Modular Control Plane on the ASR 1000 NSF/SSO, NSR, Graceful Restart to Ensure Robust Routing     Use Case: Achieving High Availability Using NSF/SSO Packet Capture Using Encapsulated Remote SPAN     Use Case: Ethernet Frame Capture and Transport Across a Layer 3 Cloud Achieving Segmentation Using MPLS over GRE and MPLS VPNs over GRE Solutions     Use Case: Self-Managed MPLS and Enterprise Private WAN Segmentation Scalable v4/VPNv4 Route Reflector     Use Case: Route Reflection Scalable and Flexible Internet Edge     Use Case: Internet Gateway/Edge Router Scalable Data Center Interconnect     Use Case: Encrypting Traffic over an EoMPLS Psuedowire at Layer 2 Using TrustSec Summary Chapter Review Questions Answers Further Reading Chapter 13 IP Services Use Cases Introduction to IOS IP Services on the ASR 1000 Scalable In-Built QoS Using QFP’s Traffic Manager     Ingress SIP Buffering     Traffic Manager Packet Buffering         Unicast Packets         Multicast Packets         Punt Packet     Egress SIP Buffering     ESP Interconnect Scheduler Default Behavior (Aggregating All SIP Traffic)     ASR 1000 Traffic Manager Priority Queues Scalable Hierarchical QoS and Metro-E Use Case Scalable IPv4 and IPv6 Multicast Acceleration Using Cisco QuantumFlow Processor     Multicast High Availability on the ASR 1000     Multicast Replication on the ESP Scalable In-Built Multigigabit NAT High-Speed Logging Using NetFlow v9 Format for NAT and Firewall Scalable In-Built Multigigabit NBAR and FPM Summary Chapter Review Questions Answers Further Reading Chapter 14 Security Services Use Cases Introduction to IOS Security Services on the Cisco ASR 1000 Secure Connectivity Solutions     Introduction to IPsec Solutions on the Cisco ASR 1000         IPsec Packet Flow (Ingress)         IPsec Packet Flow (Egress)     IPsec High-Availability Considerations     IPsec and Interaction with IP Multicast     Scalable Encryption with QoS Before/After Crypto Engine     Scalable DMVPN Hub and Spoke     Scalable GETVPN Group Member for Data Center and Large Branch Solutions         Cisco ASR 1000 GETVPN Solution Benefits         Cisco ASR 1000 GETVPN Solution Architecture Overview         GETVPN Configuration Overview         Cisco ASR 1000 Memory, Performance, and Scaling         Caveats and Limitations         Cisco ASR 1000 GETVPN Deployment Models         Troubleshooting GETVPN on Cisco ASR 1000 Integrated Threat Control Solutions     Introduction to Threat Control Solutions on the ASR 1000     Using In-Built Firewall High Availability     IOS Firewall Zone/Zone Pair Scale     Scalable Multigigabit Router Firewall at the Internet Edge: Use Case Summary Chapter Review Questions Answers Further Reading Chapter 15 WAN Optimization Services Use Cases Introduction to WAN Optimization Solutions on the Cisco ASR 1000     Using WCCPv2 for Web Caching         Interaction of WCCPv2 with Other IOS Features     WAN Optimization Through WAAS Integration         Campus WAN Headend Deployment         Branch Deployment WAN Headend and IronPort’s WSA Appliance Troubleshooting WCCPv2 on Cisco ASR 1000 Voice Header Compression Using Cisco IOS cRTP Chapter Review Questions Answers Further Reading Chapter 16 Unified Communications Services Use Cases Introduction to Unified WAN Solutions on Cisco ASR 1000 Using Integrated CUBE     CUBE (SP) Deployment Scenarios         SP-to-SP Peering         SP-to-Managed Enterprise and Residential SIP Trunking         Business-to-Business Telepresence Troubleshooting CUBE Using the WebEx Node Services Module     WebEx Node Deployment Architecture     Deployment Considerations Installation Steps Summary Review Questions Answers Further Reading


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Product Details
  • ISBN-13: 9781587140693
  • Publisher: Pearson Education (US)
  • Publisher Imprint: Cisco Press
  • Language: English
  • Series Title: Networking Technology
  • ISBN-10: 1587140691
  • Publisher Date: 16 Sep 2009
  • Binding: Digital download
  • No of Pages: 336
  • Sub Title: The Next-Generation WAN/MAN


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