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642-631 Cisco Advanced Wireless LAN for Field Engineers (AWLANFE)
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The 642-631 practice exam is written and formatted by Certified Senior IT Professionals working in today's prospering companies and data centers all over the world! The 642-631 Practice Test covers all the exam topics and objectives and will prepare you for success quickly and efficiently. The 642-631 exam is very challenging, but with our 642-631 questions and answers practice exam, you can feel confident in obtaining your success on the 642-631 exam on your FIRST TRY! Cisco 642-631 Exam Features - Detailed questions and answers for 642-631 exam - Try a demo before buying any Cisco exam - 642-631 questions and answers, updated regularly - Verified 642-631 answers by Experts and bear almost 100% accuracy - 642-631 tested and verified before publishing - 642-631 exam questions with exhibits - 642-631 same questions as real exam with multiple choice options Acquiring Cisco certifications are becoming a huge task in the field of I.T. More over these exams like 642-631 exam are now continuously updating and accepting this challenge is itself a task. This 642-631 test is an important part of Cisco certifications. We have the resources to prepare you for this. The 642-631 exam is essential and core part of Cisco certifications and once you clear the exam you will be able to solve the real life problems yourself.Want to take advantage of the Real 642-631 Test and save time and money while developing your skills to pass your Cisco 642-631 Exam? Let us help you climb that ladder of success and pass your 642-631 now!
642-631
QUESTION: 6 In order for a controller-based access point to be allowed to participate in aggressive load balancing, it must have heard the client within how many seconds?
A. 15 B. 10 C. 1 D. 5 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=6 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 7 Which command will enable DHCP debugging on a WLAN controller?
A. debugdhcp enable B. debugdhcp packet enable C. enabledebugdhcp packet D. debugdhcp status enable Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=7 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 10 The IOS of a North American Cisco Aironet 1130AG Series standalone access point has become corrupt. You must therefore reload the TFTP firmware. Before you press and hold the MODE button, you should verify that the file name is which of the following?
A. c1130-k9w7-tar.boot B. c1130-k9w7-tar.123-7.JA1.tar C. c1130-k9w7-tar.default D. c1130-k9w7-tar.recover Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=10 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 12 By default, on the WLAN controller for a voice application using Cisco 7921 wireless IP phones, what is the percentage of RF bandwidth that can be dedicated to the phones?
A. 75 percent B. 85 percent
C. 56 percent D. 55 percent Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=12 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 13 You are installing a Cisco 4402 Series Wireless LAN Controller. Which type of interface should you use on the controller s distribution port?
A. 1000BASE-SX SFP B. 10/100/1000 Mbps RJ45 C. 10/100 Mbps RJ45 D. 10000BASE-SX Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=13 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 14 When configuring a WLAN controller for a voice application using Cisco 7920 wireless IP phones, which two general control settings should you select? (Choose two.)
A. Multicast on B. Aggressive Load Balancing off C. Multicast off D. AP Fallback on E. Aggressive Load Balancing on F. AP Fallback off Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=14 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 16 During the installation of the Cisco WCS version 4.0, an error occurs. Where would you look for the installation log, in order to learn more about this error?
A. at the root of the installation drive B. in the Cisco WCS installation directory C. on the desktop of the server D. in the Cisco WCS\Logs directory Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=16 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 17 You review the Failed Attempts logs on an AAA server and find: "unknown network access
server error." Which failure could produce this error?
A. AAA client and AAA server handshake failure B. supplicant authentication failure C. wrong password used by the supplicant D. failure of the wireless client and AAA server handshake Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=17 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 18 When optimizing a standalone point-to-multipoint bridge installation with eight non-root bridges, which of the following RTS threshold and CWmin settings would be correct for the non-root bridges?
A. RTS threshold = 1,CWmin = 4 B. RTS threshold = 4000,CWmin = 5 C. RTS threshold = 4000,CWmin = 3 D. RTS threshold = 1,CWmin = 5 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=18 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 21 One of your customers has decided to deploy location-based services in addition to existing wireless services. The customer requires that the additional access points to be deployed in monitor-only mode. The most likely reason for this requirement is that the customer has which of these existing wireless devices?
A. Data Collection B. 802.11b/g VoIP C. 802.11b and g clients D. RFID tags Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=21 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 26 A Cisco 4404 WLAN controller is being connected to a Cisco 6500 Catalyst Series Switch. How would you interconnect and configure LAG for connectivity and ensure redundancy?
A. All four ports from the Cisco WLC terminated to the same Catalyst gigabit module and channel group. B. Ports 1 and 2 from Cisco WLC to Catalyst gigabit module slot 1 channel group 10 and Cisco WLC ports 3 and 4 to Catalyst gigabit module slot 2 channel group 10.
C. All four ports from the Cisco WLC terminated to the same Catalyst gigabit module using twochannel groups. D. Ports 1 and 2 from Cisco WLC to Catalyst gigabit module slot 1 channel group 20 and Cisco WLC ports 3 and 4 to Catalyst gigabit module slot 2 channel group 40. Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=26 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 27 How many WLANs can a Cisco Aironet 1242 in H-REAP mode support when actively connected to a wireless controller?
A. 4 B. 32 C. 8 D. 16 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=27 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 31 On a Cisco Aironet 802.11 a/b/g wireless LAN client adapter, the status LED and activity LED are alternating on and off. What does this indicate?
A. The client card is not associated to the network. B. The client card has awakened from power-save mode. C. The driver has been installed incorrectly. D. The client card has failed. Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=31 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 33 Which of the following wireless service components occur in the implement phase?
A. Project Kickoff, Staging, Systems Acceptance Testing, Ongoing Support Handoff Meeting B. WLAN Change Management, Security Administration, Technology Assessment, Operations Plan C. Security Assessment, Operations Assessment, Supplier Management D. Operations Readiness Assessment, Systems Requirements Validation, Planning Project Kickoff, Service Assurance Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=33 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 34
Which of the following best describes the purpose of using lifecycle services for deploying an advanced wireless solution?
A. Create a more effective sales strategy for partners. B. Reinforce customer confidence in partners selling products. C. Provide a consistent, repeatable, and proven method to ensure the network solution that is deployed delivers upon the customer s goals for reliability and availability. D. Maximize the number of services required to support advanced technologies. E. More clearly define the roles of account managers, systems engineers, and field engineers. Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=34 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 35 You are configuring a wireless LAN controller for QoS. Which 802.11e user priority tag should you apply to voice applications?
A. 3 B. 6 C. 4 D. 1 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=35 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 37 Which three of these user groups are available on Cisco WCS version 4.0? (Choose three.)
A. Admin B. Users Assistant C. System Monitoring D. Power Users E. Administrators F. Network Operator Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=37 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 38 On a Cisco 1000 Series controller-based access point, the alarm LED is flashing red, but the other LEDs are off. What is this access point indicating?
A. Its IP address already exists. B. It is operating normally.
C. It requires a code upgrade. D. It has lost contact with the controller. Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=38 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 39 In which service component of the wireless operate phase are incident trends analyzed to identify patterns and systemic conditions?
A. System Monitoring B. Security Administration C. Operations Setup D. Problem Management Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=39 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 42 If it is properly deployed, a controller-based access point is capable of monitoring all VLANs on a network when you select which of the following modes from the AP Mode drop-down menu on the controller?
A. Mirror B. Rogue Detector C. Sniffer D. Monitor Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=42 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 48 How many RADIUS servers can be added to a controller and thereafter assigned to the authentication or accounting of individual WLAN IDs?
A. 14 B. 15 C. 17 D. 16 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=48 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 49 When configuring QoS on a wireless controller, the per-user, real-time bandwidth contract is enforced for which of the following protocols?
A. IPX B. IP C. UDP D. TCP Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=49 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 54 When configuring a Cisco 3845 Integrated Services Router to support 802.11b and g clients, which of the following commands would be correct?
A. router (config-if)# speed basic-1.0 2.0 5.5 6.0 9.0 11.0 12.0 18.0 24.0 36.0 48.0 54.0 B. router (config-if)# speed 1.0 2.0 5.5 6.0 9.0 basic-11.0 12.0 basic-18.0 24.0 36.0 48.0 54.0 C. router (config-if)# speed basic-1.0 2.0 5.5 basic-6.0 9.0 11.0 12.0 18.0 24.0 36.0 48.0 54.0 D. router (config-if)# speed 1.0 2.0 5.5 basic-6.0 9.0 11.0 12.0 18.0 24.0 36.0 48.0 54.0 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=54 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 55 You are using standalone Cisco Aironet 1400 Series Wireless Bridges for a nine-mile pointtopoint wireless link between two buildings. Which distance setting should you use for the bridge configured as the root?
A. 20 km [12.4 miles] B. 10 km [6.2 miles] C. 5 km [3.1 miles] D. 25 km [15.5 miles] E. 15 km [9.3 miles] Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=55 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 56 Which authentication types are allowed with the Cisco ADU when selecting WPA/WPA2/CCKM under the security options?
A. Cisco-LEAP, EAP-FAST, EAP-PEAP (GTC), EAP-TLS B. Cisco-LEAP, EAP-PSK, EAP-PEAP (MS-CHAP v2), EAP-TLS C. Cisco-LEAP, EAP-FAST, EAP-PEAP (MS-CHAP v2), EAP-TTLS D. Cisco-LEAP, EAP-MD5, EAP-PEAP (GTC), EAP-TTLS
Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=56 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 57 If all client exclusion policies are enabled, on which number of tries will 802.1X authentications be excluded using controller-based access points?
A. five B. three C. six D. four Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=57 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 59 Your customer has deployed a Cisco Wireless Location Appliance within its warehouse environment. However, employees there have been experiencing problems when tracking objects using active RFID tags. The RFID tag data is not being collected. On which device would you verify that RFIDs have been enabled?
A. access point B. location manager C. wireless controller D. Cisco WCS Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=59 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 61 In a deployment using standalone access points, clients set up to authenticate with EAP-PEAP or EAP-Cisco Wireless (Cisco-LEAP) cannot authenticate. When you inspect the Failed Attempts report on the Cisco Secure ACS, you find this error: "Unknown network access server NAS." Which problem may have caused this failure?
A. misconfigured IP address of the AAA server on the access point B. misconfigured EAP type on the access point C. misconfigured IP address of the access point on the AAA server D. misconfigured EAP type on the AAA server Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=61 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 62 On a Cisco Aironet 1130AG Series standalone access point, the status LED is dark blue and
blinking. What does this indicate?
A. The internal radio has failed. B. A firmware upgrade is in progress. C. An access point buffer overflow is occurring. D. The access point is booting. Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=62 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 65 You are troubleshooting a one-way call problem with a Cisco 7920 wireless IP phone on a standalone WLAN. What may have caused this problem?
A. The minimum data rate is not set to 11 Mbps. B. Publicly Secure Packet forwarding is enabled. C. The access point is set to the least congested channel. D. An address resolution protocol has been disabled. Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=65 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 71 Which wireless service component is associated with maintaining historical and current information about the WLAN solution?
A. Acceptance Test Plan B. Change Management C. Incident Management D. Configuration Management Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=71 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 72 A Cisco Aironet 1020 controller-based access point has been connected to a Catalyst 3550-24 PWR Switch. However, when it is powered up, the access point fails. What has caused this problem?
A. access point does not support 802.11h B. incorrect switch power supply C. switch port is not enabled D. switch does not support 802.3af E. access point has not been initialized with the primary controller
Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=72 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 76 You are using ADU and are authenticated and associated to an access point. However, you are unable to obtain an IP address. Which of these has caused this problem?
A. invalid SSID B. invalid WEP key C. invalid encryption type D. invalid 802.1X authentication type Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=76 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 77 On a WLAN controller, what is the default limit on the number of entries in the database that will be used for local authentication?
A. 50 B. 128 C. 512 D. 1024 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=77 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 78 What is the maximum number of hexadecimal characters allowed when configuring the WPA or WPA2 passphrase in Cisco ADU?
A. 128 B. 32 C. 16 D. 64 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=78 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 79 On a WLAN controller, what is the default roaming bandwidth percentage reserved for voice clients?
A. 12 percent B. 6 percent
C. 18 percent D. 24 percent Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=79 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 81 Cisco WCS v4.0 combined with a Cisco 2700 Location Appliance can track how many devices?
A. 1000 B. 1500 C. 2000 D. 2500 Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=81 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 83 You are troubleshooting a problem with a Cisco 7920 wireless IP phone that is causing the phone to drop calls. The problem appears to be a roaming bandwidth issue. In order to verify what kind of issue it is, you decide to increase the bandwidth reserved for roaming on the WLAN controller to the maximum. What level do you set the bandwidth to?
A. 25 percent B. 15 percent C. 5 percent D. 35 percent Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=83 -------------------------------------------------------------------------------------------------------------------------------------
QUESTION: 84 A Cisco WCS version 4.0 has been installed on a server with a dual Pentium 3.0 GHz processor, 4 GB RAM, and an 80 GB hard drive. A location appliance has been incorporated into the network and is being monitored by the Cisco WCS. There are 3000 devices to be tracked but not all of them are being tracked on the Cisco WCS. What can be done to correct the problem?
A. Add a new location appliance. B. Add a new Cisco WCS server dedicated to the location appliance. C. Add 4 GB of RAM to the Cisco WCS. D. Add a 120 GB hard drive to the Cisco WCS. Answer: http://www.twpass.com/twpass.com/exam.aspx?ecode=642-631&qno=84 -------------------------------------------------------------------------------------------------------------------------------------
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