ASR903 – Cisco ASR 903 Essentials

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Cisco ASR 903 Essentials - ASR903


The Cisco ASR 903 Essentials version 3.10.0S is a lab-intensive course that introduces you to the Cisco ASR 903 Aggregation Services Router running Cisco IOS XE Software Release 3.10.0S. It is an instructor-led course offered by High-Touch Delivery Learning Services.You will learn the major features, functions, characteristics, and connectivity options of Cisco ASR 903 Routers. The course includes detailed, platform-specific information about the hardware. Also included is the functional operation of high availability, In-Service Software Upgrade (ISSU), and Ethernet and mobility services in the Cisco 903 Router.This course combines lecture materials and hands-on labs throughout to make sure that you are able to successfully deploy a Cisco ASR 903 Router.


Upon completion of this course, you should be able to:

  • List and describe features, benefits, and functions of Cisco ASR 903 router
  • List and describe the architecture, features, and functions of the hardware elements of the Cisco ASR 903 chassis, route service processor (RSP), and interface modules
  • Explain the Cisco ASR 903 operating system and functionality
  • Install software and successfully reboot a Cisco ASR 903 router
  • Initiate a failover and describe the Cisco ASR 903 high-availability capabilities
  • Install software and describe the Cisco ASR 903 ISSU capabilities
  • Describe and configure Ethernet services
  • Describe and configure mobility services, including time division multiplexing (TDM) and clocking
  • Explain how quality of service (QoS) is implemented in hardware and how QoS features provide improved and more predictable network service


  • Attend the Interconnecting Cisco Network Devices (ICND) course or equivalent experience
  • Knowledge of Cisco IOS Software commands
  • Understanding of principles of Multiprotocol Label Switching (MPLS), Ethernet, and routing services

Who Should Attend

  • System engineers
  • Technical support personnel
  • System integrators


  • Module 1: Cisco ASR 903 System Introduction
  • Module 2: Cisco ASR 903 Hardware Architecture
  • Module 3: Cisco ASR 903 Software Architecture
  • Module 4: Cisco ASR 903 Operations
  • Module 5: Cisco ASR 903 High Availability
  • Module 6: Cisco ASR 903 Ethernet Services
  • Module 7: Cisco ASR 903 Mobility Services
  • Module 8: Cisco ASR 903 Quality of Service

Lab Outline

  • Lab 1: Logging into the System and Basic Command-Line Interface (CLI)
  • Lab 2: ASR 903 System Operation Functions
  • Lab 3: ASR 903 High Availability and IOS ISSU
  • Lab 4: Configuring Ethernet Interfaces
  • Lab 5: Configuring an End-to-End Packet-Based Solution That Transports TDM Circuits
  • Lab 6: Adding a QoS Policy to Mobile Backhaul