Outline

Modules: | 1 | 2 | 3 | 4 | 5 | 6 | 7 | All |

Module 2: Troubleshooting Methodologies and Tools

Module Overview |

2.1

Using a Layered Architectural Model to Describe Data Flow

2.1.1 | Encapsulating data
2.1.2 | Bits on the physical medium
2.1.3 | Network devices utilize control information
2.1.4 | Decapsulation
2.1.5 | OSI model versus TCP/IP model
2.1.6 | Position of network devices in layered model

2.2

Troubleshooting Approaches

2.2.1 | General troubleshooting process
2.2.2 | Bottom-up
2.2.3 | Top-down
2.2.4 | Divide and conquer
2.2.5 | Guidelines for selecting an approach

2.3

Gathering Symptoms

2.3.1 | Gathering symptoms for a network problem
2.3.2 | Gathering symptoms from an end-user: hardware
2.3.3 | Gathering symptoms from an end-user: software
2.3.4 | Questions to ask an end-user
2.3.5 | Flow charts for gathering network and end-user symptoms

2.4

Network Management Tools

2.4.1 | Network management system frameworks
2.4.2 | Knowledge base tools
2.4.3 | Performance measurement and reporting tools
2.4.4 | Event and fault management tools
2.4.5 | Policy management tools

Module Summary |
Module Quiz |

| Close Window |

| All contents copyright © 2003 Cisco Systems, Inc. All rights reserved.