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Cisco 644-906 Exam Certification Details:
| Number of Questions | 55-65 |
| Exam Name | Implementing and Maintaining Cisco Technologies Using IOS XR |
| Passing Score | Variable (750-850 / 1000 Approx.) |
| Exam Code | 644-906 IMTXR |
| Sample Questions | Cisco 644-906 Sample Questions |
| Recommended Training | Implementing and Maintaining Cisco Technologies Using IOS XR (IMTXR) |
| Exam Registration | PEARSON VUE |
| Exam Price | $300 USD |
| Duration | 75 minutes |
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How to Prepare For Implementing and Maintaining Cisco Technologies Using IOS XR (IMTXR)
Preparation Guide for Implementing and Maintaining Cisco Technologies Using IOS XR (IMTXR)
Introduction
This exam tests a candidate's knowledge of implementing, verification testing, and maintaining Cisco core and edge technologies, using the IOS XR based router platforms, which include the CRS, ASR 9000, and the XR12000 routers. The Implementing and Maintaining Cisco Technologies using IOS XR (IMTXR) (646-906) exam is the exam associated with the IOS XR Specialist certification. A 90-minute exam with 65‒75 questions, the exam tests a candidate's knowledge of implementing, verification testing, and maintaining Cisco core and edge technologies, using the IOS XR based router platforms, which include the CRS, ASR 9000, and the XR12000 routers. CISCO 644-906 practice exams and CISCO 644-906 practice test will help to understand and memorize the concepts and detailed answers and solutions.
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Cisco 644-906 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Plane | 20% | - MPLS VPN services - Traffic engineering - QoS implementation - Forwarding plane architecture |
| Topic 2: Platform Architecture | 20% | - IOS XR system architecture - Software installation and upgrade - Hardware platforms (CRS, ASR 9000, NCS series) - High availability and redundancy |
| Topic 3: Operating System | 20% | - System logging and monitoring - File system and package management - CLI configuration and navigation - Process management and fault handling |
| Topic 4: Control Plane | 25% | - Route policies and filtering - MPLS and Segment Routing - Multicast routing - OSPF, IS-IS, BGP configuration and troubleshooting |
| Topic 5: Management Plane | 15% | - Configuration management - SNMP, NETCONF, RESTCONF - AAA and security access control - Troubleshooting and diagnostic tools |


