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Troubleshooting Cisco Data Center Infrastructure (DCIT) v6.2

What you’ll learn in this course

The Troubleshooting Cisco Data Center Infrastructure (DCIT) v6.2 course helps you prepare for the Cisco CCNP® Data Center certification and for professional-level data center roles. In this course, you will master the professional-level skills and technologies needed to configure and troubleshoot Cisco® data center infrastructure, including LAN and SAN protocols, network virtualization, Cisco Application Centric Infrastructure (Cisco ACI™), and compute platforms.

IT professionals with Cisco CCNP Data Center training and certification are uniquely qualified for professional-level or higher roles in enterprise-class data center environments. The Cisco CCNP certification equips you with skills in a broad range of technologies and industry best practices to help you succeed in these in-demand roles.

Course duration

  • Instructor-led training: 5 days in the classroom with hands-on lab practice
  • Virtual instructor-led training: 5 days of web-based classes with hands-on lab practice
  • E-learning: Equivalent of 5 days of instruction with hands-on lab practice, videos, and challenges

How you’ll benefit

This course will help you:

  • Identify, troubleshoot, and fix problems in Cisco data center infrastructure, including issues with networking, compute, virtualization, storage, and security
  • Master the practical and theoretical knowledge necessary to troubleshoot LANs, SANs, Cisco Unified Fabric, Cisco Unified Computing System™ (Cisco UCS™), and Cisco ACI
  • Prepare for the Cisco CCNP Data Center certification through a combination of lessons and practice that enables you to validate your skills
  • Qualify for professional-level job roles in the high-demand area of enterprise-class data center environments

Who should enroll

IT professionals with five to eight years of experience in these roles:

  • Data center administrator
  • Data center engineer
  • Network administrator
  • Network engineer
  • System administrator
  • Systems engineer
  • Network designer
  • Consulting systems engineer
  • Technical solutions architect
  • Cisco integrator or partner

How to enroll

Technology areas

  • Data center
  • Networking

Course details


After taking this course, you should be able to:

  • Outline the troubleshooting process and highlight which questions to ask
  • Describe troubleshooting tools and methodologies that are available from the Command-Line Interface (CLI) and are used to identify and resolve issues in a Cisco data center network architecture
  • Identify and resolve issues related to VLANs and private VLANs, port channels and virtual port channels, Cisco FabricPath, Overlay Transport Virtualization (OTV), Virtual Extensible LAN (VXLAN), and Locator/ID Separation Protocol (LISP)
  • Describe troubleshooting routing protocols such as Open Shortest Path First (OSPF), Intermediate System to Intermediate System (IS-IS), and Protocol Independent Multicast (PIM)
  • Describe troubleshooting Authentication, Authorization, and Accounting (AAA) and Role-Based Access Control (RBAC)
  • Identify and resolve issues related to a single device
  • Identify and resolve issues related to Fibre Channel interface operation
  • Identify and resolve issues related to Fibre Channel switching when the Cisco NX-OS software switch is in switched mode
  • Identify and resolve issues related to Fibre Channel switching when the Cisco NX-OS software is in N-Port Virtualization (NPV) mode
  • Identify and resolve issues related to FCoE Initalization Protocol (FIP) and Fibre Channel over Ethernet (FCoE), including FCoE performance
  • Describe the Cisco UCS architecture, initial setup, tools, and service aids that are available for Cisco UCS troubleshooting and output interpretation
  • Describe Cisco UCS configuration and troubleshoot related issues
  • Describe Cisco UCS B-Series operation and troubleshoot related issues
  • Describe LAN, SAN, and Fibre Channel operations, including in-depth troubleshooting procedures
  • Describe Cisco Integrated Management Controller (IMC) utilities to validate performance and facilitate data-gathering activities for Cisco UCS C-Series troubleshooting, as well as troubleshooting hardware and firmware failures
  • Define proper procedures to configure LAN and SAN connectivity and avoid issues with the P81E Virtual Interface Card (VIC)
  • Troubleshoot integration of Cisco UCS C-Series servers with Cisco UCS Manager
  • Identify tools, protocols, and methods to troubleshoot Cisco ACI


Before taking this course, you should be able to:

  • Configure, secure, and maintain LAN and SAN based on Cisco Nexus and MDS switches
  • Configure, secure, and maintain Cisco UCS
  • Configure, secure, and maintain Cisco ACI

To fully benefit from this course, you should have completed the following courses or obtained the equivalent level of knowledge:

  • Introducing Cisco Data Center Networking (DCICN) v6.0 or higher
  • Introducing Cisco Data Center Technologies (DCICT) v6.0 or higher
  • Implementing Cisco Data Center Infrastructure (DCII) v6.0 or higher
  • Implementing Cisco Data Center Virtualization and Automation (DCVAI) v6.0 or higher
  • Implementing Cisco Data Center Unified Computing (DCUCI) v6.0 or higher


  • Troubleshooting the Data Center LAN Network
    • Overview of the Troubleshooting Process
    • Understanding CLI Troubleshooting Tools
    • Troubleshooting VLANs and Private VLANs
    • Troubleshooting Port Channels and Virtual Port Channels
    • Troubleshooting Cisco FabricPath
    • Troubleshooting Cisco OTV
    • Troubleshooting VXLAN
    • Troubleshooting LISP
    • Troubleshooting Routing Protocols
    • Troubleshooting Data Center LAN Security
    • Troubleshooting Platform-Specific Issues
  • Troubleshooting Data Center SAN
    • Troubleshooting Fibre Channel Interfaces
    • Troubleshooting Fibre Channel Fabric Services
    • Troubleshooting NPV Mode
    • Troubleshooting FCoE
  • Troubleshooting Data Center Unified Computing
    • Troubleshooting Cisco UCS Architecture and Initialization
    • Troubleshooting Cisco UCS Configuration
    • Troubleshooting Cisco UCS B-Series Servers
    • Troubleshooting Cisco UCS B-Series LAN and SAN Connectivity
    • Troubleshooting Cisco UCS C-Series Servers
    • Troubleshooting Cisco UCS C-Series LAN and SAN Connectivity
    • Troubleshooting Cisco UCS C-Series and Cisco UCS Manager Integration
  • Troubleshooting Data Center ACI
    • Exploring the Tools and Methodology of Troubleshooting Cisco ACI

Lab outline

  • Document the Network Baseline
  • Troubleshoot LAN—RSTP
  • Troubleshoot LAN—LACP
  • Troubleshoot LAN—vPC
  • Troubleshoot LAN—FabricPath
  • Troubleshoot LAN—OTV
  • Troubleshoot LAN—VXLAN
  • Troubleshoot LAN—OSPF
  • Troubleshoot LAN—FHRP
  • Troubleshoot LAN—CFS
  • Troubleshoot LAN—VRF
  • Troubleshoot LAN—FEX
  • Troubleshoot SAN—Fibre Channel Interfaces
  • Troubleshoot SAN—Fibre Channel VSANs, Zones, and Domain Services
  • Troubleshoot SAN—NPV Mode
  • Troubleshoot SAN—FCoE
  • Troubleshoot SAN—DCB
  • Troubleshoot Compute—Cisco UCS Management and Service Profile Deployment
  • Troubleshoot Compute—Cisco UCS Integrated C-Series Server Boot from SAN
  • Troubleshoot Compute—LAN Connectivity, Part 1
  • Troubleshoot Compute—LAN Connectivity, Part 2
  • Troubleshoot Compute—Cisco UCS C-Series Server Boot from SAN
  • Troubleshoot Compute—Network Connectivity
  • Troubleshoot Cisco ACI—Bare-Metal Hosts
  • Troubleshoot Cisco ACI—VMM
  • Troubleshoot Cisco ACI—Contracts
  • Troubleshoot Cisco ACI—External Layer 3
  • Troubleshoot Cisco ACI—External Layer 2