Cisco IOS XR Fundamentals: (Networking Technology)

Cisco IOS XR Fundamentals is a systematic, authoritative guide to configuring routers with Cisco IOS® XR, the next-generation flagship Cisco® Internet operating system. In this book, a team of Cisco experts brings together quick, authoritative, and example-rich reference information for all the commands most frequently used to configure and troubleshoot Cisco IOS XR-based routers in both service provider and enterprise environments.   The authors walk you through the details of the Cisco IOS XR architecture and explain commands in the new Cisco IOS XR CLI wherever required. They present concise explanations of service provider requirements and internetwork theory, backed by proven sample configurations for IOS XR services, MPLS, multicast, system management, system security, routing, and interfaces.   Cisco IOS XR Fundamentals is an indispensable resource for designing, implementing, troubleshooting, administering, or selling networks containing Cisco IOS XR–supported routers. This is the only Cisco IOS XR book that: Clearly explains how Cisco IOS XR meets the emerging requirements of both current and future networks Gives network professionals extensive information for simplifying migration and taking full advantage of Cisco IOS XR’s new power Presents detailed, tested configuration examples that network professionals can apply in their own networks Walks through using new Cisco IOS XR features and the In-Service Software Upgrade (ISSU) process to minimize downtime and cost   Mobeen Tahir, CCIE® No. 12643 (R&S, SP), is a Cisco network consulting engineer with more than a decade of experience in designing and deploying service provider networks. He currently works for the WWSP practice team, which provides consulting services to Cisco NGN customers. Mark Ghattas, CCIE No. 19706 (Service Provider), is a solution architect at Cisco and has been in the networking industry for more than 15 years. He focuses on IOS XR–based platforms for service providers and currently manages the World Wide Service Provider Practice team in Advanced Services. Dawit Birhanu, CCIE No. 5602, is a technical leader at Cisco. He assists global service providers in deploying new NGN products and technologies. He specializes in IOS XR–based platforms, QoS, MPLS, and BGP. Syed Natif Nawaz, CCIE No. 8825 (R&S, SP), has more than 10 years' experience in providing networking design, deployment, and escalation assistance to service provider customers. He is currently the IOS XE software development manager at Cisco, where he works on customer-focused software qualification, certification, and deployment; feature integration; release processes; and other software quality initiatives.   Use Cisco IOS XR to deliver superior scalability, availability, security, and service flexibility Understand the Cisco IOS XR distributed, modular architecture Design, implement, and troubleshoot networks containing Cisco IOS XR–supported routers Configure Cisco IOS XR routing, including RIP, IS-IS, OSPF, and EIGRP Learn BGP implementation details specific to Cisco IOS XR and using RPL to influence policies Manage IP addresses and Cisco IOS XR services Secure Cisco IOS XR using standard and extended ACLs, prefix lists, and uRPF Master all facets of MPLS configuration, including LDP, L3VPN, and TE Configure PIM, IGMP, and static RP multicast Optimize networks using advanced Cisco IOS XR features, including secure domain routers Learn building blocks of Multishelf, and understand configurations and migration techniques  This book is part of the Cisco Press® Fundamentals Series. Books in this series introduce networking professionals to new networking technologies, covering network topologies, sample deployment concepts, protocols, and management techniques.   Category: Networking: Routing and Switching Covers: Cisco IOS XR    

Table of Contents:
Foreword Introduction Chapter 1 Introducing Cisco IOS XR Evolution of Networking Requirements for Carrier-Grade NOS     Convergence     Scalability     Availability         Hardware Redundancy         Failure Recovery and Microkernel-Based NOS         Process Restartability         Failure Detection         Software Upgrades and Patching     Security     Service Flexibility Operating System Concepts     Basic Functions of an Operating System         Process Scheduling         Interrupt Handling         Memory Management         Synchronization         Interprocess Communication         Dynamic Link Library         Portable Operating System Interface High-Level Overview of Cisco IOS XR Cisco IOS XR Platforms     Cisco CRS-1 Carrier Routing System     Cisco XR 12000 Series     Cisco ASR 9000 Series Chapter 2 Cisco IOS XR Infrastructure Cisco IOS XR Kernel     Threads     Scheduling Algorithms     Synchronization Services Cisco IOS XR System Manager     Process Attributes     System Manager and Process Lifecycle     CLI for Sysmgr and Processes Interprocess Communication     Characteristics of IPC Mechanisms         Synchronous Versus Asynchronous         Intra-node Versus Inter-node         Connection-Oriented Versus Rendezvous         Point-to-Point Versus Point-to-Multipoint     Light Weight Messaging     Group Service Protocol     Atomic Descriptor Ring     Qnet Distributed Services     GSP     Bulk Content Downloader Process Placement Cisco IOS XR System Database High Availability Architecture Forwarding Path Chapter 3 Installing Cisco IOS XR Introduction to Cisco IOS XR Packages     Image Naming Conventions     Cisco IOS XR Bootable Files, PIEs, and SMUs         Composite Bootable Files         Composite Upgrade PIE     Optional PIEs     Software Maintenance Upgrade Install System Overview Preparing to Install Cisco IOS XR TURBOBOOT     Setting the TURBOBOOT ROMMON Variable     Booting the .vm File from ROMMON     Verifying the Software Installation     Installing Packages     TURBOBOOT Considerations for the c12000 Platform     Booting the Standby RP Upgrading to a Major Cisco IOS XR Version Using mini.pie     Install Rollback     Removing Inactive Packages     Performing an Install Audit Disk Backup and Recovery     Creating a Backup Disk with Golden Disk     Disk Mirroring         Creating a Disk Partition         Turning On Disk Mirroring Install Health Checks     Verifying MD5 Signature of a PIE or an SMU     Anticipating Disk Space Usage     Testing a PIE or SMU Installation     Verifying the config-register     Clearing Configuration Inconsistency Chapter 4 Configuration Management Understanding Distributed Configuration Management     Control Plane Configuration Management     Data Plane Configuration Management Understanding Configuration Planes     Admin Plane     Shared Plane     Local Plane Components of Configuration Management     Configuration Manager     Configuration File System     Role of SysDB in Configuration Management     Replicated Data Service File System Understanding the Two-Stage Commit Model     Building the Target Configuration     Commit Operation         Commit Confirmed Option         Commit Failures         Configuration Failures During Startup Configuration Features in Cisco IOS XR     Deleting Physical Interface     Configuration Navigation     Default Running Configuration Behavior     Troubleshooting Configuration Inconsistencies     Configuration Session Lock     Avoiding a Commit Operation and Clearing the Target Configurations         Option 1: Unlock the Configuration Session         Option 2: Use the clear Command         Option 3: Use the abort Command         Option 4: Use the end or exit Commands Configuration Management During Hardware and Software Change Events     Configuration Management During Online Insertion and Removal Events         Case 1: Insert or Remove a Node         Case 2: Replace the Node with a Different Node         Case 3: Replace the Node with a Higher Density Node         Case 4: Replace the Node with a Lower Density Node     Configuration Management During Package Activation and Deactivation     Interface Preconfiguration     Configuration Template     Configuration Management During Router Startup Configuration Rollback Chapter 5 Cisco IOS XR Monitoring and Operations Using SNMP     Configuring SNMP Cisco IOS XR Syslog     SNMP in the Context of a VRF     Logging Destination     Local Archiving of Logging Messages Embedded Event Manager     EEM Event Detectors and Events Processing     Timer Services Event Detector         Syslog Event Detector         None Event Detector     Watchdog System Monitor Event Detector     Distributed Event Detectors     Registering and Using Onboard EEM Policies     User-Defined EEM Policy     EEM Reliability Metrics Monitoring Processes     WDSYSMON     Monitoring Memory     Using the show system verify Command     Operations and Monitoring Best Practices Chapter 6 Cisco IOS XR Security Secure Operating System Securing Access to the Router     Admin Plane     SDR Plane     User Groups and Task Groups     User Group and Task Group Inheritance     External AAA         Configuring a TACACS+ Server         Authentication Using RADIUS     Configuring Secure Shell     Management Plane Protection Securing the Forwarding Plane     Access Control Lists     Unicast RPF     Local Packet Transport Service         Mechanics Behind LPTS: A High-Level Overview         Configuring LPTS Chapter 7 Routing IGP Routing Information Protocol     Understanding RIP Fundamentals     RIP Versions     Configuring RIP in Cisco IOS XR         Configuring Route Policy Language         Configuring Passive Interface         Restarting, Shutting Down, and Blocking RIP         Verifying and Troubleshooting RIP Enhanced Interior Gateway Routing Protocol     Understanding EIGRP Fundamentals         Neighbor Discovery/Recovery         Reliable Transport Protocol         Diffusing Update Algorithm         Protocol-Dependent Modules     Configuring EIGRP in Cisco IOS XR         Configuring Routing Policy         Configuring Router ID         Configuring and Verifying NSF         Verifying EIGRP Process Status         Verifying and Troubleshooting EIGRP Open Shortest Path First     Understanding OSPF Fundamentals     Configuring OSPF in Cisco IOS XR         Configuring and Verifying OSPFv2         Hierarchical CLI and Inheritance         Configuring OSPFv2 Authentication         Verifying NSF Configuration and Standby RP Status         Configuring and Verifying Nonstop Routing         Configuring and Verifying Multiarea Adjacencies         Configuring and Verifying Bidirectional Forwarding Detection         Configuring OSPF Timers         Configuring and Verifying OSPFv3 Intermediate System to Intermediate System     Understanding IS-IS Fundamentals     Configuring IS-IS in Cisco IOS XR         Verifying the Single Topology Model         Configuring and Verifying the Multitopology Model         Configuring and Verifying Interface States         Configuring IS-IS NSF and IS-IS Timers         Configuring and Verifying BFD in IS-IS         Configuring and Verifying IP Fast Reroute         Configuring and Verifying Authentication in IOS XR IS-IS Chapter 8 Implementing BGP in Cisco IOS XR Cisco IOS XR BGP Architectural Overview Cisco IOS XR BGP Hierarchical Configuration     Address Family Configuration Mode     Configuration Groups Implementing BGP Policies     Routing Policy Language     Prefix Set     AS-path Set     Community Set     Routing Policies         Hierarchical Policies and Parameterization BGP Policy Accounting BGP Remotely Triggered Black Hole BGP Graceful Restart BGP Distributed Speaker Cisco IOS XR BGP Convergence Chapter 9 Cisco IOS XR MPLS Architecture Understanding Cisco IOS XR MPLS Architecture Fundamentals     TTL Processing     Cisco IOS XR MPLS Load Balancing Label Distribution Protocol     LDP Basic Configuration     LDP Parameters     LDP Label Control     LDP-IGP Sync and LDP Session Protection MPLS Traffic Engineering Cisco IOS XR Peer-to-Peer L3VPN     Virtual Routing Forwarding Tables     MP-iBGP Between PE Routers     Routing Between CE and PE         Static Routing for CE-PE         eBGP as CE-PE Protocol         OSPF as CE-PE Protocol         RIP as CE-PE Protocol L2VPN     Virtual Private Wire Service         VPWS Configuration in IOS XR         Pseudo Wire Redundancy     Virtual Private VLAN Service Chapter 10 Cisco IOS XR Multicast Understanding Multicast Routing Fundamentals     Internet Group Management Protocol         IGMPv2         IGMPv3     Protocol Independent Multicast Understanding Cisco IOS XR Multicast     Understanding Cisco IOS XR PIM Sparse Mode     Understanding PIM Source Specific Multicast on IOS XR Configuring Cisco IOS XR Multicast     Enabling Multicast Routing     Configuring IGMP     Configuring PIM     Configuring Static RP         Auto-RP         BSR         PIM SSM Configuration Monitoring and Troubleshooting Cisco IOS XR Multicast     Debugging Multicast on the CRS Router’s Ingress Path     Debugging Multicast in Router’s Fabric and Egress Path     Debugging an RPF Failure Using a Line Card MFIB Command Chapter 11 Secure Domain Router Owner and Non-Owner SDR Understanding SDR Privileges Creating a Secure Domain Router DRP Configuring a Secure Domain Router     Creating a Named Secure Domain Router     Assigning Resources to a Named SDR     Logging In to a Newly Named SDR Process Placement Chapter 12 Understanding CRS-1 Multishelf Multishelf Overview Line Card Chassis Fabric Card Chassis Switch Fabric Cards     Fabric Data Path     High Availability Multishelf Fabric Interconnect     Fabric Planes     SEA Links     Fabric Backpressure     Optical Array Cables         Recommended Practices and Considerations         Single Module Fabric Configuration         Multimodule Configuration Multishelf Control Ethernet Multishelf Configuration     Viewing the Configuration     Line Card Chassis to Multishelf Preparation     Troubleshooting Multishelf Fabric Planes     Troubleshooting Fabric Links Appendix A ROMMON and Configuration Register Settings Appendix B Multishelf 2+1 Array Cable Mapping Appendix C Switch Fabric Down Flags     9781587052712    TOC    5/19/2009  

About the Author :
Syed Natif Nawaz (CCIE No. 8825) has 7+ years' experience in networking design, including five years' experience with Cisco IOS-XR software. As IOS-XR Software Development Manager at Cisco, he is responsible for IOS and IOS-XR defect resolution, feature integration, release processes, and serviceability guidelines. Muhammad Waris Sagheer, Senior Software Engineer in Cisco's High End Routing Organization, specializes in advanced MPLS technologies. He provides MPLS and ATM design, consulting, and escalation assistance to service providers worldwide. He co-authored the case studies in the Cisco Press book MPLS Configuration on Cisco IOS Software. Shahzad Burney is a Software Engineer at Cisco.