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You have received a report of poor wireless connections on the third floor of a building under your administration. Three individuals have reported the problem. Apparently, the connections are reporting a strong signal, but the users cannot access the Internet. All APs are autonomous APs and are configured with short guard intervals. With the problem identified, what is the next logical step in the troubleshooting process?
Answer: B
What is the final step in an effective troubleshooting process?
Answer: A
You are troubleshooting a problem with interference from a non-802.11 device. Given that the device is not a WLAN device, you cannot use a protocol analyzer and have chosen to use a spectrum analyzer. You want to view the signal from the interfering device over time to see the activity that it is generating. What common spectrum analyzer view should you use for this analysis?
Answer: B
Your manager asked you to locate a solution that allows for centralized monitoring of WLAN performance over time. He wants a single pane of glass for administration and monitoring of the solution. What, among these choices, could you recommend to meet the requirements?
Answer: D
You were previously onsite at XYZ’s facility to conduct a pre-deployment site survey. The WLAN has been deployed according to your recommendations and you are now to perform a post-deployment validation. When performing this type of post-deployment validation for voice over Wi-Fi, what is an action that must be performed?
Answer: B
You are troubleshooting a problem with a new 802.11ax AP. While the AP supports four spatial streams, most clients are only achieving maximum data rates of 150 Mbps. What is the likely cause?
Answer: A
You have implemented an 802.11ax WLAN for a customer. All APs are four stream HE APs. The customer states that it is essential that most of the clients can use the OFDMA modulation scheme. What do you tell the customer?
Answer: A
A client complains of low data rates on his computer. When you evaluate the situation, you see that the signal strength is -89 dBm and the noise floor is -96 dBm. The client is an 802.11ac client and connects to an 802.11ac AP. Both the client and AP are 2x2:2 devices. What is the likely cause of the low data rate issue?
Answer: C
You are troubleshooting a client issue on a Windows laptop. The laptop can see and connect to 2.4 GHz APs, but it does not see 5 GHz APs though it has a 5 GHz radio. While evaluating the issue, you determine that this problem is happening for all the laptops of this model in the organization. Several other tablets connect on channel 48 and channel 52 in the same work areas. Among the following choices, what is the likely problem?
Answer: B
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