故障排除思科無線企業網絡考試大綱

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故障排除思科無線企業網絡考試大綱

　　WITSHOOT(300-370)考試檢驗考生是否具備故障排除和優化企業無線基礎設施和相關服務，以及發現和解決客戶端連接性、性能和RF問題所需的工具和計算方法的能力。下面是考試大綱：

故障排除思科無線企業網絡考試大綱

　　1.0 Troubleshooting Methodology10%Hide Details

　　1.1 Apply the appropriate trouble shooting methods to identify an issue

　　1.1.a Bottom up

　　1.1.b Top down

　　1.1.c Divide and Conquer

　　1.1.d Shoot from the hip

　　1.2 Utilize the appropriate tools to assist in isolating an issue

　　1.2.a Interpret Show commands

　　1.2.b Interpret Debug commands

　　1.2.c Interpret Config analyzer output

　　1.2.d Interpret Sniffer traces

　　1.2.e Interpret Spectrum analysis

　　1.2.f Interpret Ekahau output

　　2.0 Troubleshoot AP Joining Issues15%Hide Details

　　2.1 Resolve controller discovery issues

　　2.1.a Compare controller discovery methods

　　2.1.b Analyze Controller selection method

　　2.2 Resolve DTLS session establishment issues

　　2.3 Resolve AP Joining issues

　　2.3.a Analyze join phase issues

　　2.3.b Analyze configuration phase issues

　　3.0 Troubleshoot Client Connectivity Issues20%Hide Details

　　3.1 Identify and resolve authentication issues

　　3.1.a Identify 802.11 issues

　　3.1.b Analyze external EAP issues

　　3.1.c Resolve local EAP issues

　　3.1.d Resolve WebAuth issues

　　3.2 Identify RF signal issues

　　3.2.a Analyze poor RSSI/SNR issues due to AP-client positions

　　3.2.b Evaluate degraded RF conditions in the cell

　　3.2.c Evaluate excessive retries

　　3.2.d Resolve poor roaming performances (client stickiness or cell overlap issues)

　　3.3 Resolve supplicant configuration issues – (iOS, Android, Windows, MAC OS, year 2013+)

　　3.4 Troubleshooting autonomous AP links

　　3.4.a Troubleshooting work group bridge connectivity

　　3.4.b Troubleshoot WGB roaming issues

　　3.4.c Evaluate AP to AP EAP authentication issues

　　3.4.d Resolve root and non-root connectivity issues

　　4.0 Identify and Locate RF Interferences13%Hide Details

　　4.1 Identify and mitigate rogues

　　4.1.a Characterize rogue clients and rogue access point

　　4.1.b Implement rogue mitigation techniques

　　4.2 Manage non-802.11 interferences

　　4.2.a Detect and characterize non-802.11 interferences

　　4.2.b Evaluate interference zone of impact

　　4.2.c Assess interference security severity

　　5.0 Troubleshoot Client Performance Issues17%Hide Details

　　5.1 Characterize roaming issues

　　5.1.a Identify client stickiness

　　5.1.b Mitigate ping pong effect

　　5.1.c Resolve cross-band roaming issues

　　5.2 Evaluate throughput and data rate issues

　　5.2.a Identify rate shifting issues

　　5.2.b Evaluate incompatible client requirements vs AP settings

　　5.3 Identify the source of poor user experience

　　5.3.a Evaluate L2 issues vs upper Layer issues

　　5.3.b Identify cell design issues

　　5.3.c Mitigate Overlapping Basic Service Sets (OBSS) issues in high density designs

　　5.3.d Resolve channel planning issues

　　6.0 Identify Common Wired Infrastructure Issues Based on the Output From Common Troubleshooting Tools15%Hide Details

　　6.1 Identify DHCP - DHCPv4 / DHCPv6 issues

　　6.2 Identify DNS issues

　　6.3 Identify VLAN issues

　　6.4 Analyze end to end IP connectivity issues

　　6.5 Assess POE issues

　　6.6 Describe stacking as it related to wireless licenses and WCM role

　　7.0 Troubleshoot WLC and AP High Availability Issues10%Hide Details

　　7.1 Troubleshoot primary, secondary, tertiary controller join issues

　　7.1.a Resolve configuration mismatch

　　7.1.b Address capacity and capability mismatch

　　7.2 Troubleshoot Stateful Switch Over (SSO) issues

　　7.2.a Resolve primary and backup communication issues

　　7.2.b Assess primary and backup unsynchronized elements

　　7.2.c Analyze AP and client failover process

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