Troubleshooting Cisco Data Center Infrastructure (DCIT) 6.0 Duration: 5 days; Instructor-led WHAT YOU WILL LEARN Troubleshooting Cisco Data Center Infrastructure (DCIT) is a five days instructor-led course that is data center roles. The focus of skills building course is troubleshooting of LAN, SAN, Cisco Data Center Unified Fabric, Cisco Unified Computing System (UCS), and Cisco Application Centric Infrastructure (ACI). The course provides rich, hands on experience in resolving problem on Cisco MDS swtiches, Cisco Nexus Switches, Cisco fabric extenders (FEXs), Cisco UCS and Cisco ACI. PREREQUISITES The knowledge, skills, and attitudes that a learner is expected to have before attending this course are as follow: Students considered for this training should have attended the following classes or obtained equivalent level of knowledge: o Introducing Cisco Data Center Networking (DCICN) v6.0 o Introducing Cisco Data Center Technologies (DCICT) v6.0 Infrastructure (DCII) v6.0 Virtualization and Automation (DCVAI) v6.0 METHODOLOGY This program will be conducted with interactive lectures, PowerPoint presentation, discussion and practical exercise. COURSE OBJECTIVES Upon completing this course the learner will be able to meet these overall objectives: Troubleshoot Layer 2 technologies, such as STP, port channels, vpc, Cisco FabricPath and FEX Troubleshoot first-hop redundancy, routing and CPF in the data center Troubleshoot virtualization solutions, such as OTV, VRF and VXLAN Troubleshoot storage area network, including Fibre Channel, FCoE, zoning, NPV and NPIV Troubleshooting data center unified computing (DCUCI) v 6.0 OUTLINES Module 1 - Troubleshooting the Data Center LAN Network Objective: Troubleshooting the data center LAN Network Lesson 1 Overview of the Troubleshooting Process Objective: Describe an overview of the, and highlight which questions to ask. General Troubleshooting Model o Objective: Describe the general troubleshooting model. Overview of the Troubleshooting Process. o Objective: Describe the Gathering General Device Information o Objective: Describe how to gather general device information Verifying Physical Ports o Objective: Verify physical ports Verifying Layer 2 Connectivity o Objective: Verify Layer 2 connectivity Verifying Layer 3 Connectivity o Objective: Verify Layer 3 connectivity Troubleshooting Device Modules o Objective: Troubleshoot device modules Using the Right Tools to Troubleshoot Observed Symptoms Troubleshooting Cisco Data Center Infrastructure (DCIT) 6.0l Page 1 of 5
o Objective: Choose the right tools to troubleshoot observed symptoms Asking the Right Questions o Objective: Ask the right questions Problems Related to Software Upgrade o Objective: Troubleshoot the problems that are related to software upgrade Copying Files and Configuration o Objective: Describe how to back up the configuration and how to copy and export the gathered information Preparing Information for a TAC Cased o Objective: Prepare information for TAC case Lesson 2: Understanding CLI Troubleshooting Tools Objective: Describe the troubleshooting tools and methodologies available from the CLI used to identify and resolve issues in a Cisco Data Center network architecture. Ping, Pong, and Traceroute o Objective: Describe essential troubleshooting tools: ping, traceroute and pong. Using the ping Command o Objective: Describe the use of ping command. Using the pong Command o Objective: Describe the use of pong command Using the traceroute Command o Objective: Describe the use of traceroute command CLI Debug o Objective: Describe debugging options available in CLI. Debug Logging o Objective: Describe debug logging options. Debug Filters o Objective: Explain available debug filters Even History o Objective: Describe event history tools and its usage. Monitor System, Processes, and CPU o Objective: Use the CLI to monitor the system, processes and the CPU Switched Port Analyzer o Objective: Describe available SPAN option on Cisco NX-OS software. Encapsulated Remote SPAN o Objective: Explain Encapsulated Remote SPAN feature Ethanalyzer o Objective: Explain Ethanalyzer tool purpose and usage. Using Ethanalyzer o Objective: Understand Ethanalyzer usage oiptions Ethanalyzer Examples o Objective: understand Ethanalyzer capture process. Ethanalyzer Capture and Display Filters. o Objective: describe Ethanalyzer capture and display filters. Cisco Nexus 7000 Data Plane Sampling Capture o Objective: Explain Nexus 7000 Data Plane Sampling. System Massages o Objective: Describe system message types, locations where they are stored and additional logging options Logging Location o Objective: describe where Cisco NX- OS software stores logging messages. Logging Configuration o Objective: understand Cisco NX-OS software logging configuration Logging Verification o Objective: Explain log verification process Onboard Failure Logging o Objective: Describe Onboard Failure Logging future and its use for gathering additional information about the system Cisco Generic Online Diagnostics Troubleshooting Cisco Data Center Infrastructure (DCIT) 6.0l Page 2 of 5
o Objective: describe types of hardware troubleshooting available with Cisco GOLD Configuring Cisco GOLD Tests o Objective: Explain Cisco GOLD diagnostic levels Running On-Demand GOLD Tests o Objective: Explain Cisco GOLD ondemand tests Verifying Cisco GOLD o Objective: Describe Cisco GOLD verification process Blue Beacon Feature o Objective: Describe Blue Beacon feature and its use Simple Network Management Protocol o Objective: Describe SNMP features available on Cisco NX-OS Using SNMP o Objective: Explain SNMP configurations Cisco Embedded Event Manager o Objective: Explain Cisco EEM and its use in Cisco NX-OS software RMON Alarms and Events o Objective: Describe RMON feature and its use in Cisco NX-OS software Guided lab 1: Document the Network Baseline o Objective: use the CLI commands to discover and develop a baseline document of the network. o Task 1: Examine LAN and SAN Network Topology o Task 2: Verify Cisco UCS B-Series and Cisco UCS C-Series Servers o Task 3: Verify Connectivity from the Cisco UCS C-Series Servers Lesson 3: Troubleshooting VLANs and Private VLANs VLANs and PVLANs. VTP Configuration and Guidelines o Objective: Explain available VTP configuration options and limitations VTP Version 3 o Objective: Describe VTP version 3 benefits Verifying the VTP Status Information o Objective: Describe commands for gathering VTP status information Common Problem with VTP Configuration o Objective: Describe most common VTP configuration problems Troubleshooting Layer 2 Issues o Objective: Describe typical Layer 2 Verifying Layer 2 Connectivity o Objective: Explain available commands used to gather Layer 2 connectivity information Determining and Verifying the Layer 2 Path o Objective: Describe Layer 2 path verification Tracking Device MAC Addresses o Objective: Explain device MAC address tracking VLANs o Objective: Describe VLAN limitations on Cisco Nexus Series switches Switches Virtual Interface o Objective: describes the SVI VLAN Troubleshooting Checklist o Objective: Explain CLI commands needed for VLAN troubleshooting Common VLAN issues o Objective: describe most common VLAN issues Troubleshooting Private VLANs o Objective: troubleshoot private VLANs on the unified fabric Guided Lab 2: Troubleshoot LAN-RSTP o Objective: Troubleshoot RSTP issues within the LAN environment of the data center o Visual objective Troubleshooting Cisco Data Center Infrastructure (DCIT) 6.0l Page 3 of 5
o Task 1: Troubleshoot LAN-RSTP Lesson 4: Troubleshooting Port Channels and Virtual Port Channels port channels and virtual port channels. Port Channel Overview o Objective: describe the port channel feature Port-Channel Load Balancing o Objective: describe port channel load balancing Troubleshooting port channels o Objective: troubleshoot Ethernet port channels on a Nexus switch Common Port Channel Issues LACP Overview o Objective: Describe Link Aggregation Control Protocol (LACP) LACP Channel Modes o Objective: Describe LACP channel modes and supported topology Verifying LACP status o Objective: Explain how to verify the LACP status Troubleshooting LACP o Objective: troubleshoot VLANs on the NEXUS switch vpc Overview o Objective: describe Virtua Port Channels vpc Considerations o Objective: describe vpc limitations vpc Peer Link Supported Topologies o Objective: Explain vpc peer link limitations Verifying vpc Status o Objective: verifying vpc status Cisco Fabric Services o Objective: describe the cisco Fabric Services role in vpc Verifying vpc Consistency o Objective: Learn how to verify vpc consistency Troubleshooting vpcs o Objective: troubleshoot virtual port channels (vpcs) on a Nexus switch vpc Troubleshooting Commands o Objectives: Explain vpc troubleshooting commands Common vpc Issues o Objective: describe possible causes and solutions for most common vpc issues. Guided Lab3: Troubleshooting LAN-LACP o Objective: troubleshoot LACP issues within the LAN environment of the data center o Visual objective o Job aid Lesson 5: Troubleshooting Cisco FabricPath Cisco FabricPath. Cisco FabricPath: Ethenet Fabric o Objective: describe Cisco FabricPath technology Cisco FabricPath: Ethernet Fabric Components o Objective: Explain Cisco FabricPath Ethernet Fabric Components Cisco fabricpath Control Plane Components o Objective: describe Cisco fabricpath Control Plane Components Cisco Fabricpath interaction with STP o Objective: describe Cisco Fabricpath interaction with STP protocol Cisco FabricPath routing table o Objective: explain Cisco FabricPath routing table Cisco fabricpath data encapsulation o Objective: explain Cisco fabricpath data plane forwarding Cisco FabricPath Data-Plane Header o Objective: Describe Cisco FabricPath Data-Plane Header Common Cisco FabricPath Issues Troubleshooting Cisco Data Center Infrastructure (DCIT) 6.0l Page 4 of 5
o Objective: explain the issues with fabricpath commands missing from the CLI. Cannot Enable the Cisco the Cisco FabricPath Feature Set Fabricpath commands missing from the CLI Cisco FabricPath Disabled after 120 days Cisco FabricPath feature license expiration. Cannot Configure Cisco FabricPath on an Interface Cisco FabricPath activation on as interface. Port FabricPath Neighbor is not coming up Cisco FabricPath ports is suspended mode. Port to Classical Ethernet Network is Blocking blocking Classical Ethernet ports. Cannot Switch Across the Cisco FabricPath Network inability to switch packets across Cisco FabricPath network. Cisco FabricPath Troubleshooting Procedure o Objective: describe the Cisco FabricPath troubleshooting procedure Verify Basic Cisco FabricPath Settings o Objective: describe how to verify basic fabricpath configuration parameters Examine Control Protocol Operation o Objective: explain expected FabricPath control protocol state. Verify Cisco FabricPath MAC Address Table o Objective: Explain Cisco FabricPath MAC Address Table verification. Verify Cisco FabricPath Routing Table (IS- IS) o Objective: Explain how to verify Cisco FabricPath routing table Verify vpc+ o Objective: Describe how to verify vpc+ Use Cisco FabricPath OAM o Objective: Describe basic Cisco FabricPath OAM options Guided Lab 5: Troubleshoot LAN-FabricPath o Objective: Troubleshoot FabricPath issues within the LAN environment of the data center. o Visual Objective o Task 1: Troubleshoot LAN- FabricPath Lesson 6: Troubleshooting Cisco OTV Objective: Identify and resolve issues related on OTV. Cisco OTV o Objective: Describe Overlay Transport Virtualization technology Cisco OTV Components o Objective: Explain OTV systems components OTV Control Plane o Objective: describe OTV control plane functions. Cisco OTV and Spanning Tree Protocol o Objective: describe OTV and STP interaction. OTV Data Plane o Objective: Explain the OTV data plane Multihomed Sides and Load Balancing o Objective: describe OTV multihomed sites and load balancing Common Cisco OTV Issues. Troubleshooting Cisco Data Center Infrastructure (DCIT) 6.0l Page 5 of 5