Free techeXams Cisco 642-741 exam questions

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    Free techeXams Cisco 642-741 exam questions - Presentation Transcript

    1. 642-741 (Implementing Cisco Unified Wireless Voice Networks (IUWVN)) Document version: 9.30.06
    2. 642-741: Implementing Cisco Unified Wireless Voice Networks (IUWVN) Important Note, Please Read Carefully techeXams’ 642-741 Exam is a comprehensive compilation of questions and answers that have been developed by our team of certified professionals. In order to prepare for the actual exam, all you need is to study the content of this exam questions. An average of approximately 10 to 15 hours should be spent to study these exam questions and you will surely pass your exam. It’s our guarantee. Latest Version We are constantly reviewing our products. New material is added and old material is revised. Free updates are available for 90 days after the purchase. You should check your member zone at techeXams and update 3-4 days before the scheduled exam date. Here is the procedure to get the latest version: 1. Go to http://www.techeXams.ws/ 2. Log in the User Center 3. The latest versions of all purchased products are downloadable from here. Just click the links. Feedback If you find any possible improvement, then please do let us know. We are always interested in improving the quality of this product. Feedback can be send at: customer.service@techeXams.ws Explanations This product does not include explanations for all questions at the moment. If you are interested in providing explanations for this exam, please contact customer.service@techeXams.ws. Copyright techeXams holds the copyright of this material. techeXams grants you a limited license to view and study this material, either for personal or commercial use. Unauthorized reproduction or distribution of this material, or any portion thereof, may result in severe civil and criminal penalties, and will be prosecuted to the maximum extent possible under law. Disclaimer Neither this guide nor any material in this guide is sponsored, endorsed or affiliated with any of the respective vendor. All trademarks are properties of their respective owners. 1 © Copyright www.techeXams.ws 2008 Practice Exams, Printable, Audio Trainings, Study Guides
    3. 642-741: Implementing Cisco Unified Wireless Voice Networks (IUWVN) Question: 1 Which protocol is used by multicast to prevent loops? A. OSPF B. RIP C. RPF D. BGP E. EIGRP Answer: C Question: 2 What frame type is used to signal TSPEC reservation from a client? A. RSVP B. ADDTS C. 802.11 association information elements D. WMM capabilities exchange Answer: B Question: 3 Which two statements are correct if IGMP snooping is enabled on a Cisco WLC? (Choose two.) A. The router IGMP table is updated with the IP address of the wireless clients as the last reporter. B. The IGMP packets from the wireless clients are forwarded to the router without modifications. C. The IGMP packets from the wireless clients are received at the Cisco WLC, which in turn generates a query for the client. D. The IGMP packets from the wireless clients are received at the WLC and are used to update the router via Cisco Group Management Protocol update from the Cisco WLC. E. The router IGMP table is updated with the IP address of the Cisco WLC as the last reporter. Answer: C, E Question: 4 Which two messages can carry the TSPEC from client to the AP? (Choose two.) 2 © Copyright www.techeXams.ws 2008 Practice Exams, Printable, Audio Trainings, Study Guides
    4. 642-741: Implementing Cisco Unified Wireless Voice Networks (IUWVN) A. Probe request B. Association request C. Authentication request D. Reassociation request Answer: B, D Question: 5 Which two statements are correct regarding multicast implementation using a WLAN controller (v5.2) and AP? (Choose two.) A. Multicast traffic is sent out on Cisco APs at the highest mandatory data rate. B. Multicast traffic is sent out on Cisco APs at the highest supported data rate. C. On Cisco APs, multicast traffic and beacons are sent out at the same data rates to maintain a common cell size for normal data as well as multicast data. D. If there is more than one mandatory data rate, multicast traffic will be sent at the highest mandatory rate and beacons will be sent at the lowest mandatory rate. E. On Cisco APs, multicast traffic will be sent out at the highest data rate that a client can maintain with the AP. Answer: A, D Question: 6 What must be true about the client before upstream traffic stream metrics can be displayed on the Cisco WLC? A. Must be Cisco Compatible Extensions version 2 B. Must be Cisco Compatible Extensions version 3 C. Must be Cisco Compatible Extensions version 4 D. Must be associated to a Platinum QoS WLAN E. Must be associated to an access point on a Cisco WLC with code version 5.0 or newer Answer: C Question: 7 On the Cisco Aironet Access Points connected to a Cisco Unified Wireless LAN controller, which TCLAS queue transmits RTP packets with correct 802.11e QoS markings? A. UP B. VO 3 © Copyright www.techeXams.ws 2008 Practice Exams, Printable, Audio Trainings, Study Guides
    5. 642-741: Implementing Cisco Unified Wireless Voice Networks (IUWVN) C. VI D. BK E. BE Answer: B Question: 8 Which statement describes the WLCv5.2 delivery of a multicast packet from a wired PC source on VLAN_X to a respective wireless client using SSID_X, using a WLAN controller enabled for multicast? A. A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, and finally to all wireless clients of that Cisco WLC, via wireless multicast. B. A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, and finally to all wireless clients of that Cisco WLC, via wireless unicast. C. A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, discarded at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joined wireless clients via wireless multicast. D. A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, discarded at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joined wireless clients via wireless multicast. E. A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, discarded at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joined wireless clients via wireless unicast. F. A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, discarded at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joined wireless clients via wireless unicast. Answer: C Question: 9 Which statement is correct for both the LWAPP and CAPWAP AP upstream 802.1Q tagged wired QoS priority for a non-WMM-associated client frame that is H-REAP locally switched running v5.2? A. Wireless client WMM UP classification is translated to a wired DSCP priority. B. Wireless client 802.11p classification is translated to a wired DSCP priority. C. Wireless client WMM UP classification is translated to a wired 802.1p CoS priority. D. Wireless client 802.11p classification is translated to a wired 802.1p CoS priority. E. WLAN configured QoS level is used to set the wired DSCP priority. F. Wired 802.1p CoS priority is not set. 4 © Copyright www.techeXams.ws 2008 Practice Exams, Printable, Audio Trainings, Study Guides
    6. 642-741: Implementing Cisco Unified Wireless Voice Networks (IUWVN) Answer: F Free Exam 642-741 Questions Question: 10 What two benefits result from Cisco WLC configuration of DCA for 5-GHz VoWLAN deployments? (Choose two.) A. Avoid channels with microwave oven noise. B. Manually remove channels not supported by the VoWLAN clients. C. Avoid 802.11n 40-MHz wide channels. D. Automatically avoid nearby radar. Answer: B, D Question: 11 Which two range descriptions correctly describe IP addressing to use when enabling multicast support using the Cisco Unified Wireless Solution? (Choose two.) A. globally scoped address range B. 239.0.0.X or 239.128.0.X address range C. administratively scoped address range that does not overlap with a link-local MAC address D. any Class D address range E. site-local scoped address range Answer: C, E Get complete 642-741 exam questions and answers by visiting URL “http://www.techexams.ws/exams/642-741.do” 5 © Copyright www.techeXams.ws 2008 Practice Exams, Printable, Audio Trainings, Study Guides
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