Course in Troubleshooting and Maintaining Cisco IP Networks

Detailed Course Outline
Unit 1: Planning Maintenance for Complex Networks Plan plus document the most commonly performed maintenance functions in complex enterprise networks
Chapter 1: Applying Maintenance Methodologies This Chapter Elucidates how to Examine plus rate commonly practiced models plus methodologies for network maintenance. Upon completing this Chapter, the learner will be able to meet these goals:
· Examine the commonly practiced models plus methodologies used for network maintenance plus Trace the benefits that these models bring to an organization
· Select generalized maintenance models plus planning tools that fit your organization
Chapter 2: Common Maintenance Processes plus Procedures This Chapter Elucidates how to Trace the processes plus procedures that are a fundamental part of any network maintenance methodology. Upon completing this Chapter, the learner will be able to meet these goals:
· Trace essential network maintenance tasks
· Elucidate the advantages of scheduled maintenance
· Examine the key decision factors that affect change control procedures in order to create procedures that fit your organization's needs
· Elucidate the essential elements of network documentation plus their function
· Plan for efficient disaster recovery
· Elucidate the importance of network monitoring plus performance measurement as an integral element of a proactive network maintenance strategy
Chapter 3: Network Maintenance Tools, Applications, plus Resources This Chapter Elucidates how to Trace, Examine plus select tools, applications, plus resources to support network maintenance processes. Upon completing this Chapter, the learner will be able to meet these goals:
· Trace, Examine, plus implement the elements of a basic network maintenance toolkit
· Examine tools that support the documentation process plus select the tools appropriate to your organization
· Elucidate how configuration, software, plus hardware resource management software can improve disaster recovery procedures
· Elucidate how network monitoring software benefits the maintenance process
· Analyze the metrics that could be used to measure network performance plus the key elements of the performance measurement process in order to create a performance measurement plan that is appropriate to your organization
Lab:
· Lab 1-1: Lab Access
Unit 2: Planning Troubleshooting Processes for Complex Enterprise Networks Develop a troubleshooting process to Trace plus resolve problems in complex enterprise networks Chapter 1: Lab 2-1 Debrief This Chapter Elucidates how to Trace the key procedural aspects of a troubleshooting process. Upon completing this Chapter, the learner will be able to meet these goals:
· Compare your solution, findings, plus action log against a set of checkpoints provided by the instructor plus Trace common plus alternative solutions
· Consolidate the Chapters learned during the review discussions into a set of best-practice methods plus s to aid you in future troubleshooting procedures
Chapter 2: Applying Troubleshooting Methodologies This Chapter Elucidates how to Trace troubleshooting principles plus Examine plus rate commonly practiced troubleshooting methodologies. Upon completing this Chapter, the learner will be able to meet these goals:
· Trace the fundamental elements of a troubleshooting process
· Elucidate the advantages of a structured network troubleshooting method
· Examine plus assess common troubleshooting approaches
· Select a combination of troubleshooting methods that are appropriate to a specific troubleshooting scenario
Chapter 3: Planning plus Implementing Troubleshooting Procedures This Chapter Elucidates how to plan plus implement troubleshooting procedures as part of a structured troubleshooting methodology. Upon completing this Chapter, the learner will be able to meet these goals:
· Trace the fundamental sub-processes of the generic troubleshooting process
· Formulate correct problem definitions plus assign responsibilities
· Gather information in a structured manner
· Interpret plus analyze the gathered information
· Isolate a problem through a process of elimination
· Formulate a hypothesis plus Examine the necessary actions to take after you have formulated a hypothesis
· Test a hypothesis plus roll back if a hypothesis is not confirmed
· Integrate a solution into the existing network
Chapter 4: Integrating Troubleshooting into the Network Maintenance Process This Chapter Elucidates how to plan plus implement troubleshooting plus network maintenance procedures that effectively support each other. Upon completing this Chapter, the learner will be able to meet these goals:
· Examine the benefits gained by aligning troubleshooting procedures to network maintenance procedures
· Create plus update documentation as part of routine maintenance to support the troubleshooting process plus routinely update documentation as part of the troubleshooting process to keep the documentation accurate plus up-to-date.
· Trace abnormal network behavior through the comparison of actual behavior to a baseline created as part of the network maintenance process
· Implement communication processes that increase the effectiveness of the troubleshooting process
· Implement change procedures that are flexible enough to support the changes that need to be made during troubleshooting, but also controlled enough so that changes are integrated into the stplusard maintenance plus documentation procedures
Lab:
· Lab 2-1: Introduction to Troubleshooting
Unit 3: Maintenance plus Troubleshooting Tools plus Applications Select tools that best support specific troubleshooting plus maintenance processes in large, complex enterprise networks.
Chapter 1: Assembling a Basic Diagnostic Toolkit Using Cisco IOS Software This Chapter Elucidates how to use Cisco IOS s to selectively gather information in support of basic diagnostic processes. Upon completing this Chapter, the learner will be able to meet these goals:
· Apply filtering to Cisco IOS s to select relevant output
· Test network connectivity using Cisco IOS s
· Diagnose basic hardware related problems
Chapter 2: Using Specialized Maintenance plus Troubleshooting Tools This Chapter Elucidates how to Trace tools that are commonly used for specific maintenance plus troubleshooting processes. Upon completing this Chapter, the learner will be able to meet these goals:
· Trace tools plus their underlying technologies to support the troubleshooting process
· Enable SPAN plus RSPAN to facilitate the use of packet sniffers
· Configure routers plus switches for communication with Simple Network Management Protocol (SNMP) or NetFlow based network management systems in order to facilitate the collection of device plus traffic statistics that are part of a network baseline
· Configure routers plus switches to send SNMP traps to provide fault notification to SNMP based network management systems
Chapter 3: Lab 3-1 Debrief This Chapter Elucidates how to Elucidate the key aspects of the baseline design plus implementation of the lab network. Upon completing this Chapter, the learner will be able to meet these goals:
· Validate your ing of the network plus available tools plus fill in any potential gaps in your documentation
· Consolidate the Chapters learned during the review discussions into a set of best practice methods plus s to aid in future troubleshooting procedures
Lab:
· Lab 3-1: Assembling Maintenance plus Troubleshooting Tools
Unit 4: Maintaining plus Troubleshooting Campus Switching Based Solutions Practice maintenance procedures plus fault resolution in switching based environments Chapter 1: Troubleshooting VLANs This Chapter Elucidates how to diagnose VLAN plus trunking problems using the Cisco IOS line interface. Upon completing this Chapter, the learner will be able to meet these goals:
· the process involved in switching a frame from a host in a VLAN to another host in the same VLAN across multiple switched hops
· Analyze information gathered from switch data structures to verify proper operation of Layer 2 forwarding within a VLAN
Chapter 2: Troubleshooting Spanning Tree This Chapter Elucidates how to diagnose Spanning Tree problems using the Cisco IOS line interface. Upon completing this Chapter, the learner will be able to meet these goals:
· the steps that Spanning Tree goes through to attain a loop free topology
· Determine the Spanning Tree topology using Cisco IOS s
· recognize the symptoms of Spanning Tree failures plus remediate such failures
· the mechanisms involved in Etherchannel load balancing
Chapter 3: Lab 4-1 Debrief This Chapter Elucidates how to diagnose plus resolve layer 2 connectivity problems using a structured, methodical approach. Upon completing this Chapter, the learner will be able to meet these goals:
· Compare your solution, findings, plus action log against a set of checkpoints provided by the instructor plus Trace common plus alternative solutions
· Consolidate the Chapters learned during the review discussions into a set of best practice methods plus s to aid you in future troubleshooting procedures
Chapter 4: Troubleshooting Switched Virtual Interfaces plus Inter-VLAN Routing This Chapter Elucidates how to diagnose problems with SVIs plus inter-VLAN routing. Upon completing this Chapter, the learner will be able to meet these goals:
· Utilize the information contained in the data structures used in the operation of multilayer switching to diagnose issues related to multilayer switching
· Diagnose problems related to switched virtual interfaces (SVI) plus routed ports based on an ing of the essential differences between these two types of Layer 3 interfaces on a multilayer switch
Chapter 5: Troubleshooting First Hop Redundancy Protocols This Chapter Elucidates how to diagnose plus resolve problems related to First Hop Redundancy Protocols like HSRP, VRRP, plus GLBP. Upon completing this Chapter, the learner will be able to meet these goals:
· the HSRP election process plus packet forwarding via HSRP routers
· Verify the operation of HSRP using Cisco IOS s
· the similarities plus major differences between HSRP, VRRP, plus GLBP
Chapter 6: Lab 4-2 Debrief This Chapter Elucidates how to diagnose plus resolve problems involving multilayer switching plus first-hop redundancy protocols using a structured, methodical approach. Upon completing this Chapter, the learner will be able to meet these goals:
· Compare your solution, as well as your findings plus action log against a set of checkpoints provided by the instructor plus Trace common plus alternative solutions
· Consolidate the Chapters learned during the review discussions into a set of best practice methods plus s to aid you in future troubleshooting procedures
Chapter 7: Troubleshooting Performance Problems on Switches This Chapter Elucidates how to diagnose performance problems on Catalyst LAN switches. Upon completing this Chapter, the learner will be able to meet these goals:
· Use Cisco IOS s to diagnose physical plus data link layer problems on switch ports
· Use Cisco IOS s to analyze ternary content addressable memory (TCAM) utilization on switches in order to determine the root cause of TCAM allocation failures
· Use Cisco IOS s to determine the root cause of high CPU usage on a switch
Chapter 8: Preview E-Learning on Troubleshooting Performance Problems, Wireless, Voice, Video, plus Multicast This Chapter Elucidates how to display a list of real-world problems that occur with switch performance, wireless, voice, plus video. Upon completing this Chapter, the learner will be able to meet these goals:
· Diagnose performance problems on catalyst switches
· Diagnose wireless connectivity problems
· Diagnose problems in transporting Voice over IP
· Diagnose problems in transporting video
Labaotary:
· Lab 4-1: Layer 2 Connectivity plus Spanning Tree
· Lab 4-2: Layer 3 Switching plus First-Hop Redundancy
Unit 5: Maintaining plus Troubleshooting Routing Based Solutions Practice maintenance procedures plus fault resolution in routing based environments
Chapter 1: Troubleshooting Network Layer Connectivity This Chapter Elucidates how to diagnose network layer connectivity problems using the Cisco IOS line interface. Upon completing this Chapter, the learner will be able to meet these goals:
· Elucidate the processes involved in routing packets across multiple router hops from one host to another host in a different subnet
· Analyze information gathered from a router's routing table plus Forwarding Information Base (FIB) in order to verify the IP packet forwarding process
· Verify the mapping of Layer 3 information to Layer 2 information to ensure that routed packets are correctly encapsulated plus transmitted using the data link protocol of the egress interface
Chapter 2: Troubleshooting EIGRP This Chapter Elucidates how to diagnose plus resolve problems related to the exchange of routing information by use of the Enhanced Interior Gateway Routing Protocol (EIGRP). Upon completing this Chapter, the learner will be able to meet these goals:
· Apply your knowledge of EIGRP data structures to plan the gathering of necessary information as part of a structured approach to troubleshooting EIGRP routing problems
· Apply your knowledge of the processes that EIGRP uses to exchange routing information to interpret plus analyze the information that is gathered during an EIGRP troubleshooting process
· Use Cisco IOS s to gather information from the EIGRP data structures plus track the flow of EIGRP routing information to troubleshoot EIGRP operation
Chapter 3: Lab 5-1 Debrief This Chapter Elucidates how to diagnose plus resolve IP routing plus EIGRP related problems using a structured, methodical approach. Upon completing this Chapter, the learner will be able to meet these goals:
· Compare your solution, findings, plus action log against a set of checkpoints provided by the instructor plus Trace common plus alternative solutions
· Consolidate the Chapters learned during the review discussions into a set of best practice methods plus s to aid you in future troubleshooting procedures
Chapter 4: Troubleshooting OSPF This Chapter Elucidates how to diagnose plus resolve problems related to the exchange of routing information by use of the Open
· Shortest Path First (OSPF) routing protocol. Upon completing this Chapter, the learner will be able to meet these goals:
· Apply your knowledge of OSPF data structures to plan the gathering of necessary information as part of a structured approach to troubleshooting OSPF routing problems
· Apply your knowledge of the processes that OSPF uses to exchange network topology information within an area, to interpret plus analyze the information that is gathered during an OSPF troubleshooting process
· Apply your knowledge of the processes that OSPF uses to exchange network topology information between areas to interpret plus analyze the information that is gathered during an OSPF troubleshooting process
· Use Cisco IOS s to gather information from the OSPF data structures plus track the flow of OSPF routing information in order to troubleshoot OSPF operation
Chapter 5: Troubleshooting Route Redistribution This Chapter Elucidates how to diagnose problems related to route redistribution. Upon completing this Chapter, the learner will be able to meet these goals:
· Elucidate the data structures plus processes involved in route redistribution
· Verify the correct operation of a route redistribution process
Chapter 6: Lab 5-2 Debrief This Chapter Elucidates how to diagnose plus resolve problems related to OSPF plus route redistribution using a structured, methodical approach. Upon completing this Chapter, the learner will be able to meet these goals:
· Compare your solution, findings, plus action log against a set of checkpoints provided by the instructor plus Trace common plus alternative solutions
· Consolidate the Chapters learned during the review discussions into a set of best practice methods plus s to aid you in future troubleshooting procedures
Chapter 7: Troubleshooting BGP This Chapter Elucidates how to diagnose plus resolve problems related to the exchange of routing information by use of the Border Gateway Protocol (BGP). Upon completing this Chapter, the learner will be able to meet these goals:
· Apply your knowledge of BGP data structures to plan the gathering of necessary information as part of a structured approach to troubleshooting BGP routing problems
· Chapter 8: Lab 5-3 Debrief This Chapter Elucidates how to diagnose plus resolve problems related to BGP. Upon completing this Chapter, the learner will be able to meet these goals:
· Compare your solution, findings, plus action log against a set of checkpoints provided by the instructor plus Trace common plus alternative solutions
· Consolidate the Chapters learned during the review discussions into a set of best practice methods plus s to aid you in future troubleshooting procedures
Chapter 9: Troubleshooting Performance Problems on Routers This Chapter Elucidates how to diagnose performance problems on routers. performance problems involving high CPU plus memory utilization. Upon completing this Chapter, the learner will be able to meet these goals:
· Review plus verify your solution, as well as your findings plus action log against a set of checkpoints provided by the instructor
· Consolidate the Chapters learned during the review discussions into a set of best practice methods plus s to aid you in future troubleshooting procedures
Chapter 11: Preview E-Learning on Troubleshooting NAT, DHCP, plus Other Protocols This Chapter Elucidates how to display a list of real-world problems that occur with NAT, DHCP, plus Other Protocols.
Unit 6: Maintaining plus Troubleshooting Network Security Solutions Practice maintenance procedures plus fault resolution in a secure infrastructure Chapter 1: Troubleshooting Security Features This Chapter Elucidates how to diagnose problems related to security features implemented on routers plus switches. Upon completing this Chapter, the learner will be able to meet these goals:
· Elucidate the impact of security features on network troubleshooting
Chapter 2: Lab 6-1 Debrief This Chapter Elucidates how to diagnose plus resolve problems related to access lists plus authentication using a structured, methodical approach. Upon completing this Chapter, the learner will be able to meet these goals:
· Compare your solution, findings, plus action log against a set of checkpoints provided by the instructor plus Trace common plus alternative solutions
· Consolidate the Chapters learned during the review discussions into a set of best practice methods plus s to aid you in future troubleshooting procedures
Chapter 3: Security Features Review This Chapter Elucidates how to diagnose plus resolve problems related to IOS based security features. Upon completing this Chapter, the learner will be able to meet these goals:
· the general flow of troubleshooting transport layer / layer 4 problems
· the process of the stateful IOS firewall plus the tools to verify its operation
· Authentication, Authorization plus Accounting on IOS routers plus switches
Chapter 4: Lab 6-2 Debrief This Chapter Elucidates how to diagnose plus resolve problems related to security features embedded in the Cisco IOS software using a structured, methodical approach. Upon completing this Chapter, the learner will be able to meet these goals:
· Compare your solution, findings, plus action log against a set of checkpoints provided by the instructor plus Trace common plus alternative solutions
·
Chapter 5: Preview of E-Learning products for Maintaining plus Troubleshooting Network Applications Services plus Troubleshooting Branch Office plus Remote Worker Problems This Chapter Elucidates how to display a list of real-world problems that occur with Network Applications Services plus Branch Office plus Remote Worker connectivity. Upon completing this Chapter, the learner will be able to meet these goals:
· Preview E-Learning products teaching troubleshooting Applications Services Problems
· Preview E-Learning products teaching troubleshooting of Branch Office plus Remote Workers problems
Labaotary:
· Lab 6-1: Introduction to Network Security
· Lab 6-2: Cisco IOS Security Features
Unit 7: Maintaining plus Troubleshooting Integrated, Complex Enterprise Networks Practice maintenance procedures plus fault resolution problems in a complex environment
Chapter 1: Troubleshooting Complex Environments This Chapter Elucidates how to commence troubleshooting complex enterprise networks using a structured approach. Upon completing this Chapter, the learner will be able to meet these goals:
· List the key Chapters learned about network maintenance plus troubleshooting tasks during previous Labaotary
· Initiate the capstone lab in order to practice troubleshooting in a complex environment plus be assessed on the skills acquired during this course
Chapter 2: Lab 7-1 Debrief This Chapter Elucidates how to diagnose plus resolve network problems in a complex environment using a structured, methodical approach. Upon completing this Chapter, the learner will be able to meet these goals:
·