Troubleshooting Cisco Data Center Infrastructure (DCIT)

The Troubleshooting Cisco Data Center Infrastructure (DCIT) course 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.

Course outline

• 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

• Logging

• 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

Course objectives

After taking this course, you should be able to:

• 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