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Nortel 920-270 Exam Syllabus Topics:
| Section | Objectives |
| WLAN Planning Fundamentals | - Site survey and RF coverage design
- 1. Coverage and capacity estimation
- 2. Access point placement strategy
|
| Quality of Service (QoS) and Voice over WLAN | - Traffic prioritization
- 1. Voice vs data prioritization strategies
|
| WLAN Management and Deployment Tools | - WLAN Management System (WMS)
- 1. Hardware placement optimization
- 2. Design and planning workflow usage
|
| Wireless Security Design | - Encryption and protection methods
- 1. WEP, WPA, WPA2 fundamentals
- 2. TKIP enhancements and key mixing
- Authentication mechanisms
- 1. RADIUS / LDAP integration
- 2. 802.1X authentication behavior
|
| WLAN Architecture (WLAN 2300 Series) | - WLAN Security Switch (WSS) deployment
- 1. High-density deployment planning
- 2. Switch model selection and scalability
|
Nortel WLAN 2300 Rls. 7.0 Planning and Engineering Sample Questions:
1. A company is considering a Nortel Wireless solution for its single floor open concept office space. Which two factors will ensure that the maximum number of calls per access point
(AP) will not be exceeded? (Choose two.)
A) frequency band and channels being used
B) estimated number of wireless handsets
C) stated capacity of the AP
D) anticipated call volume per AP area
2. A customer with a new WLAN 2300 series has some basic WLAN Security needs. They want to provide WLAN to visitors for Internet access without security. Which basic type of security will accomplish this?
A) bandwidth limitation
B) limited access area
C) MAC filters
D) DMZ connection only
3. A customer is planning to install a WLAN. They are concerned about the security of wireless data. Which security solution offers strong WLAN protection, according to Nortel?
A) No SSID broadcast
B) VPN with IPSec
C) WLAN in DMZ
D) Dynamic WEP
4. When a forwarded packet on a wired interface, which has 802.1Q tagging turned on, arrives at a port, the packet 802.1p value is set based on the incoming QoS value. This type of queue is used to assign priority. Which device in a WLAN 2300 network is responsible for assigning priority to voice packets in a Nortel Wireless LAN configuration?
A) a Nortel 460/470 POE Ethernet Switch
B) WLAN 2300 Security Switches
C) WLAN IP Telephony Manager
D) any third party Layer 2 or Layer 3 devices
5. The WLAN 2300 series uses various robust security methods such as the Wi-Fi Protected Access (WPA) security method. Which statement about WPA is true?
A) It uses 802.1x and EAP for user authentication.
B) User verification is required.
C) Data encryption occurs after user authentication.
D) User authentication occurs after data encryption.
Solutions:
Question # 1 Answer: B,D | Question # 2 Answer: D | Question # 3 Answer: B | Question # 4 Answer: B | Question # 5 Answer: A |