642-681 Exam

- Covers the entire recommended syllabus
- Comprehensive questions and answers about 642-681 exam
- Verified Answers Researched by Industry Experts and almost 100% correct
- 642-681 exam questions updated on regular basis
- Same type as the certification exams, 642-681 exam preparation is in multiple-choice questions (MCQs)
- Tested by multiple times before publishing
- Try free 642-681 exam demo before you decide to buy it in Hiexam
- Technical support through Live Chat or Email

　
　
Exam : Cisco 642-681
Title : Advanced Wireless LAN for System Engineers Exam


1. Which two key features are unique to the controller-based feature set? (Choose two.)
A. fast secure roaming
B. rogue access point detection
C. access point participation in RF management
D. access point registration via digital certificate
E. dynamic RF control without a dedicated management platform
Answer: DE

2. In a mesh network, what is the recommended hop-count limit of a mesh access point from its associated root access point?
A. 2
B. 4
C. 6
D. 8
Answer: B

3. The CiscoWorks Wireless LAN Solution Engine uses which protocol for radio management?
A. CCKM
B. LWAPP
C. SNMP
D. WLCCP
Answer: D

4. The Newton manufacturing company has three facilities that are located in Columbia, South Carolina. The corporate office is located in an 11-story building downtown. The R&D facility is located on the north side of the city approximately 4 miles (6.4 km) from the corporate office in a five-story building. The manufacturing facility is located approximately 6 miles (9.6 km) to the northwest of the corporate office. Line of sight exists from the downtown office to all facilities. Users at the manufacturing plant require network connectivity for file sharing and e-mail, while the users at the R&D facility require high-speed Internet access with the ability to send large CAD drawings to the corporate office and large machine control files to the manufacturing facility. Presently, the manufacturing facility is connected to the corporate office by a 64-kbps leased line, and the R&D facility is connected to both the corporate office and the manufacturing facility by a dedicated T1 line. The company plans to add a second line of development at the R&D facility within the next 60 days. The current T1 lines are at a constant 70-percent utilization rate. The current projected lead time for installation of additional lines is 90 days if the current cable plant will support it.
A wireless bridging solution would provide which three benefits to the customer? (Choose three.)
A. rapid deployment
B. immunity to weather
C. increased bandwidth
D. guaranteed bandwidth
E. increased security
F. lower total cost of ownership
Answer: ACF

5. How is a bridge group name used in a wireless mesh deployment?
A. It is used to retrieve the secret shared key.
B. It logically groups access points to avoid interference from neighboring mesh networks.
C. It is used as a password in communication preceding LWAPP.
D. It is used to join the outdoor mesh network with the controller mobility group.
Answer: B

http://www.Hiexam.com The safer.easier way to get Wireless LAN Certification.