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CWISA-102 · Question #19
CWISA-102 Question #19: Real Exam Question with Answer & Explanation
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Question
You are troubleshooting a problem with a wireless solution that uses MQTT where the IoT end devices are not reporting to the MQTT server/broker. At what Layer of the OSI Model should troubleshooting begin when using a bottom-up method?
Options
- ALayer 1
- BLayer 4
- CLayer 5
- DLayer 6
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