IBM L2/3 Manual do Utilizador descarregar pdf (Página 172)

158 Nortel Networks L2/3 Ethernet Switch Module for IBM Eserver BladeCenter

9.3 Systematic approach

Figure 9-1 provides a basic flow diagram on how to approach troubleshooting Nortel

Networks L2/3 GbESM.

Figure 9-1 Basic flow diagram

9.3.1 Problem definition

In this step, we make an effort to define our problem by asking the following questions:

򐂰 Who is affected?

򐂰 What are the symptoms of the problem?

򐂰 What problems could cause these symptoms?

򐂰 When does the problem occur?

򐂰 Where in the network are the symptoms seen?

򐂰 Is it a hardware or software issue?

Define Problem

Collect Data

Analyse Data

Create Action Plan

Implement Action Plan

Observe Results

Problem Resolved

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IBM L2/3 Manual do Utilizador Página 172