A Review Of Pinpoint Cwap-402 Free Demo

NEW QUESTION 1
You are considering disabling the data rates of 1, 2, 5.5 and 11 in the 2.4 GHz band. What advantage might this provide to the networks operating in this band?

• A. The antennas will be able to zero in on the higher data rates better
• B. The range of the PHY preamble and header will be reduced
• C. Frames that must be transmitted at the lowest common data rate can be transmitted at higher data rates after the change
• D. The RF signals will not travel as far

Answer: C

NEW QUESTION 2
You are troubleshooting VoIP WLAN issues. When performing a PING to a remote device that would be involved in a call link, you see that the time value averages 220 milliseconds.
How much extra delay beyond that recommend for VoIP links is in this link?

• A. There is not enough information because the PING command give round-trip-times
• B. There is 70 milliseconds more delay than recommended
• C. There is 80 milliseconds more delay than recommended
• D. There is no extra delay beyond that recommended, instead there is 80 milliseconds less

Answer: D

NEW QUESTION 3
As the WLAN engineer in your organization, you must troubleshoot performance problems related to co-channel interference (CCI).
What is a good measurement of CCI impact in addition to the number of APs seen on a channel?

• A. The frequency used
• B. Non-Wi-Fi device count
• C. Retries
• D. Utilization

Answer: A

NEW QUESTION 4
The To DS bit is set to 0 and the From DS is set to 1. What best describes this 802.11 frame?

• A. A frame being transmitted from an AP to a client STA
• B. A frame being transmitted in a mesh BSS
• C. A frame being transmitted from a client STA to an AP
• D. A frame being transmitted directly from one client STA to another

Answer: A

NEW QUESTION 5
When using a commercial WLAN protocol analyzer, you notice that it is listing vendor names for some APs and client STAs.
What is the source of this information?

• A. Broadcast name resolution
• B. Banner grabbing
• C. DNS name resolution
• D. Vendor OUI values

Answer: D

NEW QUESTION 6
You suspect an interfere may exist in a BSS that is experiencing sporadic problems. You want to identify and locate the device. The actual device identify is not known.
What tool should be used for this purpose?

• A. Spectrum analyzer
• B. Cable tester
• C. Throughput tester
• D. Protocol analyzer

Answer: A

NEW QUESTION 7
Recently, three rogue APs have been connected to the network and later discovered. You want to prevent future rogue AP installations as much as possible.
What is the first step to eliminating or reducing rogue APs on the network?

• A. Use IPSec between every AP and the network infrastructure
• B. Define a direct policy that stipulates the ramifications of installing unauthorized devices
• C. Create a hash of the MAC addresses of all authorized devices and continually scan for non-matching hashes
• D. Enable rogue detection in the existing authorized APs

Answer: D

NEW QUESTION 8
You have been recently hired as the wireless network administrator for an organization spread across seven locations. They have deployed more than 100 APs, but they have not been managed in either an automated or manual process for more than 18 months.
Given this length of time, what is one of the first things you should evaluate from a support perspective?

• A. The data rates allowed
• B. The VLANs in use
• C. The channels in use
• D. The firmware revision

Answer: D

NEW QUESTION 9
You are concerned about attackers gaining access to your WLAN from outside the facility.
Why does reducing the output power on the APs not provide sufficient certainty that an attacker outside the facility cannot gain access?

• A. Because RF signals can be received even when weak if using a Mac OS X computer
• B. Because the attacker can simply use high gain antennas
• C. Because the attacker can increase the output power of the radio on the client
• D. Because the attacker will simplify use a lower gain antenna and a radio with higher receive sensitivity

Answer: B

NEW QUESTION 10
You are troubleshooting throughput problems for a WLAN cell. The cell is provisioned with an 802.11ac dual-band AP. Users connected with both 5 GHz and 2.4 GHz connections are reporting performance problems. The AP settings are properly optimized. No interface issues have been detected (either co-channel interference or non-Wi-Fi interference) and the number of associated users is low.
What should you analyze to resolve the issue?

• A. The 2.4 GHz radio configuration
• B. The antennas used on the client devices
• C. the Ethernet uplink and the network infrastructure
• D. The 5 GHz radio configuration

Answer: C

NEW QUESTION 11
You are performing 802.3 network analysis. For what are the DA and SA fields used in the frame header?

• A. Defining either direct access or sourced access
• B. Defining the addresses sending and receiving the frame
• C. Defining either distance access routing or strict access routing
• D. They are not used; addresses are only used in the 802.11 header

Answer: B

NEW QUESTION 12
You want to simplify viewing frames of a particular type in Wireshark. What is used to specify frames for colorization?

• A. Custom code must be written and the binaries recompiled
• B. Automated protocol analysis is used and no additional options may be specified
• C. Filters are used to define the frames that should be colorized
• D. A scripting language is available to modify the code before recompilation

Answer: C

Explanation:
Protocol analyzers also support highlighting or colorization and filtering. The highlighting feature allows you to define colors for packets or frames matching particular criteria. It allows those frames to stand out as you browse through the captured frames

NEW QUESTION 13
What is the Extended IFS used in 802.11 contention?

• A. When the higher data rates are used and you want the fastest medium access times
• B. When the lower data rates are used and you want the fastest medium access times
• C. When 802.11ac must coexist with 802.11n
• D. When a frame reception begins but the received frame is incomplete or corrupted based on the FCS

Answer: C

NEW QUESTION 14
You are responsible for troubleshooting and analysis of the WLAN in your organization that supports more than 700 client STAs. Forty APs are deployed and they are all dual-band APs and are controller-based. You must troubleshoot the wired side in some scenarios using a protocol analyzer.
Which one of the following problems would warrant wired-side analysis in most situations?

• A. High 802.11 retry rates
• B. High 802.11 CRC rates
• C. WMM QoS issues
• D. DHCP problems

Answer: C

NEW QUESTION 15
iPerf is a tool used in what category of testing?

• A. Configuration
• B. Connection
• C. Name resolution
• D. Throughput

Answer: D

NEW QUESTION 16
You are considering the performance of a BSS based on different PHY types used. In the BSS, one device must use ERP as it does not support HT in its 2.4 GHz band.
What is the duration of the interframe space for this ERP device for standard data frame transmissions?

• A. 10 microseconds
• B. 16 microseconds
• C. 28 microseconds
• D. 9 microseconds

Answer: B

NEW QUESTION 17
What action is taken automatically by 802.11 APs and client STAs as the signal strength of the link weakens in order to improve the quality of the RF communications overall?

• A. Output power is increased
• B. RSSI is increased
• C. Data rates are reduced
• D. Antenna gain is increased

Answer: C

NEW QUESTION 18
You are tasked with describing the various frames used in 802.11 communications.
What frame is used for spectrum management, fast BSS transition and some other actions taken within a BSA?

• A. BlockAck
• B. CTS
• C. PS Poll
• D. Action

Answer: D

NEW QUESTION 19
To what data rates can a 5 GHz PHY device shift when changers occur in the signal strength?

• A. 11, 5.5, 2, 1
• B. 24, 18, 12, 5.5
• C. 24, 18, 11, 2
• D. 24, 18, 12, 6

Answer: D

NEW QUESTION 20
ABC Company requires the ability to identify and quickly locate rogue devices. ABC has chosen an overlay WIPS solution with Wi-Fi sensors that use dipole antennas to perform this task. No other sensors are included. Use your knowledge of location tracking techniques to answer the question.
Which one of the following location methods is not available in the described system?

• A. GPS Positioning
• B. Time Difference of Arrival (TDoA)
• C. RF Fingerprinting
• D. Trilateration of RSSI measurements

Answer: C

NEW QUESTION 21
You have received reports of performance problems in a BSS. One specific user is indicating that her downloads are taking a very long time compared to other users around her. You want to determine if the AP is sending frames multiple times to get through to the user’s computer.
Where should you monitor with the protocol analyzer to see retries from the AP in this scenario?

• A. Directly in the middle of the AP and client STA
• B. Very near the AP
• C. Capture from another AP in another BSS
• D. Very near the client STA

Answer: B

NEW QUESTION 22
You work as an SE for a value-added reseller. A client has an existing deployment of 802.11n Aps and wants to upgrade several BSSs to 802.11ac.
What hardware feature of some enterprise Aps may allow for this without a forklift upgrade?

• A. Adding an 802.11ac module to the existing APs
• B. Simply check the Enable 802.11ac checkbox in the web-based configuration interface
• C. Replace the antennas with 802.11ac antennas
• D. Converting the 802.11n radio to an 802.11ac radio through software

Answer: B

NEW QUESTION 23
You are using a laptop-based protocol analyzer to scan all channels and determine the basic configuration of the WLAN Basic Service Set in your facility. You are scanning all channels. All configured with default settings.
What can you change to cause the scan to run faster while still APs are capturing beacon frames on all the channels?

• A. Configure the RBW to more than 120 kHz
• B. Configure the scan time for channels to 300-500 ms
• C. Configure the fragmentation threshold to 1500 bytes
• D. Configure the scan time for channels to <100 ms

Answer: A

NEW QUESTION 24
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