The Troubleshooting Cisco Data Center Infrastructure (DCIT) v7.0 is a 5-day instructor-led or virtual instructor-led course that shows you how to troubleshoot LAN, SAN, Cisco Data Center Unified Fabric, Cisco Unified Computing System (Cisco UCS), and Cisco Application-Centric Infrastructure (Cisco ACI). You will learn methodologies and tools to identify issues that may occur in data center network architecture. You will get extensive hands-on practice troubleshooting installation, configuration and interconnectivity issues on Cisco Multilayer Director Switch (MDS) switches, Cisco Nexus switches, Cisco Fabric Extenders (FEXs), Cisco UCS, Cisco ACI, and more.

This course helps prepare you to take the exam:
300-615 Troubleshooting Cisco Data Center Infrastructure (DCIT)

This training awards 50 Continuing Education credits.

*** Upcoming dates for CLC-eligible Courses by NIL Learning can be found here. ***

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Date: from 10.7.2023 to 14.7.2023
Language: English
Location: Europe/Africa
3500 $ Book now
Date: from 4.12.2023 to 8.12.2023
Language: English
Location: Europe/Africa
3500 $ Book now


Upon completing this course, the learner will be able to meet these overall objectives:
  • Describe how to troubleshoot the data center network, troubleshooting tools and methodologies available from the Command-Line Interface (CLI) that are used to identify and resolve issues in a Cisco data center network architecture
  • Identify and resolve issues that are related to: Virtual LANs (VLANs) and private VLANs (PVLANs); port channels and virtual port channels; Overlay Transport Virtualization (OTV); and Virtual Extensible LAN (VXLAN)
  • Describe troubleshooting of routing protocols such as Open Shortest Path First (OSPF), Enhanced Interior Gateway Routing Protocol (EIGRP), Protocol-Independent Multicast (PIM), and LAN security features
  • Identify and resolve issues that are related to a single device
  • Identify and resolve issues that are related to Fibre Channel interface operation
  • Identify and resolve Fibre Channel switching issues when the Cisco NX-OS Software is used in switched mode, and in N-Port Virtualization (NPV) mode
  • Identify and resolve issues that are related to Fibre Channel over Ethernet (FCoE) and FCoE Initialization Protocol (FIP), including FCoE performance
  • Describe Cisco UCS architecture, initial setup, tools, and service aids that are available for Cisco UCS troubleshooting and interpretation of the output
  • Describe Cisco UCS configuration, Cisco UCS B-Series Blade Server operation and troubleshoot related issues
  • Describe LAN, SAN, and Fibre Channel operations, including in-depth troubleshooting procedures
  • Describe Cisco Integrated Management Controller (IMC) tools for validating performance and facilitating data-gathering activities for Cisco UCS C-Series server troubleshooting, and the troubleshooting approach for hardware and firmware failures
  • Define the proper procedures for configuring LAN and SAN connectivity, avoiding issues with the VIC, troubleshooting connectivity issues and Cisco UCS C-Series server integration with Cisco UCS Manager
  • Identify the tools, protocols, and methods to effectively troubleshoot Cisco ACI
  • Describe how to troubleshoot automation, scripting tools, and programmability


The course contains these components:
  • Describing the Troubleshooting Process
    Troubleshooting Overview
    Narrow Down the Cause of the Problem
  • Understanding CLI Troubleshooting Tools
    Ping, Pong, and Traceroute
    Debugging, Event History, and System Monitoring
    Switched Port Analyzer (SPAN) and Encapsulated Remote SPAN
    Ethanalyzer, Embedded Logic Analyzer Module (ELAM), and Data Plane Sampling Capture
    Cisco Generic Online Diagnostics
    Simple Network Management Protocol (SNMP), Cisco Embedded Event Manager (EEM), and Remote Network Monitor (RMON)
  • Troubleshooting VLANs and PVLANs
    Troubleshoot VLAN Trunking Protocol (VTP)
    Troubleshoot Layer 2 Issues
    VLANs and Switched Virtual Interfaces (SVIs) on Cisco Nexus Series Switches
    Troubleshoot VLANs, PVLANs, and SVIs
    Troubleshoot Rapid Per VLAN Spanning Tree+ (PVST+)
  • Troubleshooting Port Channels and Virtual Port Channels
    Port Channel Overview
    Virtual Port Channel (vPC) Overview
    Troubleshoot vPCs
    Common vPC Issues
  • Troubleshooting Cisco Overlay Transport Virtualization (OTV)
    Cisco OTV Features
    Common Cisco OTV Issues
    Cisco OTV Troubleshooting
    Hot Standby Routing Protocol (HSRP) Isolation Between Data Centers Using Cisco OTV
  • Troubleshooting Virtual Extensible LAN (VXLAN)
    VXLAN Overlay Features
    VXLAN Multiprotocol Border Gateway Protocol (MP-BGP) Ethernet VPN
    Common VXLAN Issues
    VXLAN Troubleshooting
  • Troubleshooting Routing and High-Availability Protocols
    Troubleshoot Basic Routing Issues
    Troubleshoot OSPFv2 and OSPFv3
    Troubleshoot EIGRP
    Troubleshoot PIM
    Troubleshoot First Hop Redundancy Protocol (FHRP)
  • Troubleshoot Data Center LAN Security
    Troubleshoot Authentication, Authorization, and Accounting (AAA) and Role-Based Access Control (RBAC)
    Troubleshoot First-Hop Security
    Troubleshoot Control Plane Policing (CoPP)
    Troubleshoot Access Control Lists (ACLs)
  • Troubleshooting Platform-Specific Issues
    Cisco Fabric Services Overview
    Troubleshoot Cisco Fabric Services
    Configure and Troubleshoot Configuration Profiles
    Common Virtual Device Contexts (VDC) Issues
    Troubleshoot VDC
    Troubleshoot Virtual Routing and Forwarding (VRF)
    Cisco FEX Troubleshooting
    Troubleshoot Cisco In-Service Software Upgrade (ISSU)
  • Troubleshooting Fibre Channel Interfaces
    Fibre Channel Overview
    Troubleshoot Fibre Channel Interfaces and Device Registration
    Troubleshoot Fibre Channel Port Channels
    Troubleshoot Port Security and Fabric Binding
  • Troubleshooting Fibre Channel Fabric Services
    Troubleshoot Virtual Storage Area Networks (VSANs)
    Troubleshoot Fibre Channel Domain and Name Services
    Troubleshoot Zoning and Fabric Merges
    Troubleshoot Cisco Fabric Services
  • Troubleshooting NPV Mode
    N-Port ID Virtualization (NPIV) and NPV Overview
    Troubleshoot NPV Mode
  • Troubleshooting FCoE
    FCoE and FIP Overview
    Troubleshoot FIP
    Troubleshoot FCoE- and QoS-Related Issues
    Troubleshoot Data Center Bridging (DCB)
  • Troubleshooting Cisco UCS Architecture and Initialization
    Troubleshoot Fabric Interconnect in Standalone and Cluster Mode
    Troubleshoot Cisco UCS Management Access
    Troubleshoot Cisco UCS Manager CLI
    Troubleshoot Cisco UCS with Embedded Tools
    Troubleshoot Cisco UCS Hardware Discovery
  • Troubleshooting Cisco UCS Configuration
    Stateless Computing
    Troubleshoot Service Profile Association Issues Due to Unavailable Addresses
    Other Service Profile Association Issues
    Cisco UCS Manageability
    Troubleshoot Authentication Failures
  • Troubleshooting Cisco UCS B-Series Servers
    Troubleshoot Cisco UCS B-Series Blade Server
    Troubleshoot Firmware Upgrade and Operating System Drivers
    Troubleshoot Remote Access
    Troubleshoot Server Hardware
  • Troubleshooting Cisco UCS B-Series LAN and SAN Connectivity
    Troubleshoot Link-Level Issues
    Troubleshoot Connectivity Issues for Specific Servers
    Troubleshoot Intermittent Connectivity
    Troubleshoot Disjoint Layer 2 Networks
    Troubleshoot Redundant Connectivity
    Troubleshoot Cisco UCS B-Series SAN Connectivity
    Troubleshoot Directly Attached Storage
    Troubleshoot Server Boot from SAN and iSCSI
    Use SPAN for Troubleshooting
    Analyze Packet Flow
  • Troubleshooting Cisco UCS C-Series Servers
    Troubleshoot Cisco UCS C-Series Initialization and Cisco IMC
    Troubleshoot Cisco UCS C-Series Hardware and Firmware
  • Troubleshooting Cisco UCS C-Series LAN and SAN Connectivity
    Troubleshoot the Cisco UCS C-Series VIC Module and Connectivity to Cisco IMC
    Troubleshoot Cisco UCS C-Series LAN Connectivity
    Troubleshoot Cisco UCS C-Series SAN Connectivity
    Use SPAN to Capture Cisco UCS C-Series Server Traffic
    Troubleshoot Cisco UCS C-Series Boot from the Fibre Channel Logical Unit Number LUN
    Troubleshoot Cisco UCS C-Series iSCSI Boot
  • Troubleshooting Cisco UCS C-Series and Cisco UCS Manager Integration
    Integrate Cisco UCS C-Series Servers with Cisco UCS Manager
    Troubleshoot FEX Discovery and VIC Issues
  • Exploring the Tools and Methodologies for Troubleshooting Cisco ACI
    Troubleshoot the Fabric Discovery Process
    Traditional Troubleshooting Methods in Cisco ACI
    Atomic Counters, Faults, and Health Scores
    Troubleshoot Tenant-Based Policies
    Packet Flow Through Cisco ACI Fabric
    Troubleshoot AAA and RBAC
  • Troubleshoot Automation and Scripting Tools
    Troubleshoot Cisco Internetwork Operating System (IOS) EEM
    Troubleshoot the Cisco NX-OS Scheduler
  • Troubleshooting Programmability
    Troubleshoot Bash Shell and Guest Shell for NX-OS
    Troubleshoot Representational State Transfer (REST) API, JavaScript Object Notation (JSON), and Extensible Markup Language (XML) Encodings

Lab Outline:
  • Designing Enterprise Connectivity
  • Designing an Enterprise Network with BGP Internet Connectivity
  • Designing an Enterprise Campus LAN
  • Designing Resilient Enterprise WAN
  • Designing QoS in an Enterprise Network
  • Designing an Enterprise IPv6 Network

Prerequisite Knowledge

To fully benefit from this course, you should have the following knowledge and skills:
  • Configure, secure, and maintain LAN and SAN based on Cisco Nexus and MDS switches
  • Configure, secure, and maintain Cisco Unified Computing System
  • Configure, secure, and maintain Cisco ACI

The following Cisco courses may help you meet these prerequisites:
Who should enroll:
  • Network designers
  • Network administrators
  • Network engineers
  • System engineers
  • Data center engineers
  • Consulting systems engineers
  • Technical solutions architects
  • Server administrators
  • Network managers
  • Cisco integrators and partners

Associated certifications