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  Aug 3

  Enterasys Networks认证2B0-015考试题库介绍

  考试代号: 2B0-015
  问题数量:90 Q&As
  
  更新时间: 2009-08-31
  注册地点: Prometric/Pearson VUE
  题库全称:ES Wireless

  免费2B0-015题库Demo赏析

  　
  　
  Exam : Enterasys Networks 2B0-015
  Title : ES Wireless

  1. What is the default password on the R2?
  A. public
  B. admin
  C. password
  D. private
  Answer: C

  2. When configuring LAN-to-LAN Endpoint, which of the following do you need?
  A. Wired MAC Address of the remote Access Point
  B. Wireless MAC Address of the remote Access Point
  C. IP Address of the remote Access Point
  D. Different channels configured on both Access Points
  Answer: B

  3. IEEE 802.11 stipulates the use of which security measure to make the wireless network at least as secure as a normal wired LAN?
  A. Host key generation
  B. WEP Encryption
  C. 802.1X Authentication
  D. A lockable security box for the Access Point
  Answer: B

  4. How do you avoid radio frequency interference within an area when positioning multiple APs with 802.11b PC Cards installed?
  A. Configure different network names on the APs
  B. Enable Secure Access
  C. Configure overlapping cells at least five channels apart
  D. Maintain at least 100 meters distance between APs
  Answer: C

  5. Which of the following does NOT affect the size of a cell?
  A. Network utilization
  B. Radio frequency noise
  C. Transmit speeds
  D. Humidity
  Answer: D

  6. What is the name of AP Manager integrated BootP/TFTP server application?
  A. RAT
  B. NetRider
  C. NetSight Atlas
  D. NCM_PCOV
  Answer: B

  7. With Secure Access enabled on an AP with an IEEE 802.11b PC Card installed, which of the following is true?
  A. The AP allows access to wireless clients that use "ANY" as the wireless network name
  B. The AP allows access to wireless clients that leave the wireless network name configuration blank
  C. The AP denies access to wireless clients that do not provide the proper access password
  D. The AP denies access to wireless clients that do not use the correct wireless network name
  Answer: D

  8. When should an Upline Dump be enabled for the AP 2000?
  A. When configuring the AP for an upgrade to its firmware
  B. When troubleshooting a poor SNR
  C. When copying configurations from one AP to another
  D. When requested by a RoamAbout service representative
  Answer: D

  9. What RMON groups are supported on the RoamAbout APs?
  A. Statistics, Host, Alarm, Packet Capture
  B. Statistics, History, Alarm, Events
  C. History, Alarm, Matrix, Filter
  D. All nine groups are supported
  Answer: B

  10. Which AP Manager utility is used during LAN-to-LAN installations to determine signal strength?
  A. Authentication
  B. Link test
  C. Integrity Check
  D. Site Monitor
  Answer: B

  11. In which of the following devices is the PC Radio Card NOT used?
  A. Laptops
  B. Carrier (adapter) modules
  C. Omni-directional antenna
  D. Wireless Ethernet Adapter
  Answer: C

  12. Up to how many buildings may be connected in a Point-to-Multipoint configuration?
  A. 3
  B. 7
  C. 8
  D. 12
  Answer: B

  13. What does the RoamAbout employ, by default, to confirm successful frame delivery?
  A. The receiving station sends a MAC level acknowledgement
  B. Resolution by upper layer protocols (i.e., TCP) at the sending station
  C. The sending station sends a source frame to verify delivery
  D. There is no method of ensuring successful delivery
  Answer: A

  14. What type of cable is required to connect a terminal to the console port of the AP?
  A. Cross-over
  B. Straight-through Cat 5
  C. Null Modem DB9 to DB9
  D. Multi-Mode Fiber
  Answer: C

  15. Where would you look to find what MIBs are supported on the RoamAbout Access Points?
  A. Firmware release notes
  B. Guide to Wireless LANs
  C. The Help file in your NMS
  D. In the device .cfg file
  Answer: A

  16. Why is it important to read Release Notes when installing a wireless PC Card and its drivers?
  A. To enable you to decipher LED indications
  B. They include a PC Card license key
  C. To learn about restrictions and requirements for your OS
  D. To learn what channels are supported in your geographic region
  Answer: C

  17. Which of the following is NOT a source of radio interference?
  A. Microwave ovens
  B. Overhead power lines
  C. Cable TV
  D. Theft detection devices
  Answer: C

  18. What file extension is used for RoamAbout Boot ROM image files?
  A. .txt
  B. .asp
  C. .WEP
  D. .BIN
  Answer: D

  19. What media access method does the RoamAbout use?
  A. CSMA/CD
  B. Beacon exchange
  C. Binary Sequential Back off
  D. CSMA/CA
  Answer: D

  20. What are two solutions to a "Hidden Station" problem?
  A. Enable the RTS/CTS Protocol
  B. Increase the transmission power of the station
  C. Increase the Density setting
  D. Move the problem station
  Answer: AD

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