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Nortel 920-270 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Capacity & Voice over WLAN Design | 20% | - VoWLAN requirements and handset support - Roaming design and latency requirements - User density and throughput planning |
| Topic 2: WLAN 2300 Rls. 7.0 Architecture & Components | 20% | - WLAN Management System (WMS) components - Access Points (AP) types and deployment modes - WLAN Security Switch (WSS) models and capabilities |
| Topic 3: Network Integration & Advanced Features | 20% | - WMS planning tool usage and configuration - Mesh deployment and portal/point design - High availability and redundancy design - DHCP, VLAN, and IP addressing planning |
| Topic 4: RF Planning & Site Survey | 25% | - Site survey methodology and tools - Obstacle mapping and interference mitigation - Coverage planning and signal strength requirements - RF principles, frequencies, channels, and power levels |
| Topic 5: Security & Authentication | 15% | - MAC filtering and SSID segmentation - WPA/WPA2, TKIP, AES encryption - RADIUS, EAP, and 802.1X authentication |
Nortel WLAN 2300 Rls. 7.0 Planning and Engineering Sample Questions:
1. A customer has just created a Web Portal on a WLAN Security Switch (WSS) 2380 using
CLI. Which command allows them to view the status of users using the portal?
A) gkweb/wlanindex.htm
B) show sessions network <ssid>
C) mkdir gkweb
D) crypto generate self-signed web
2. In the WLAN Security Switch (WSS) 2380, access points use forwarding queues to prioritize WLAN traffic. What is responsible for assigning the queue in which traffic is placed?
A) the DSCP value
B) the IP ToS field
C) the mobility domain
D) the CoS value of the packet
3. 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) any third party Layer 2 or Layer 3 devices
B) a Nortel 460/470 POE Ethernet Switch
C) WLAN IP Telephony Manager
D) WLAN 2300 Security Switches
4. A company is considering a Nortel Wireless solution for its single-floor open-concept office space. When determining the minimum number of access points, what is the minimum signal strength level that can be received by the wireless handset?
A) -60 dbm
B) -80 dbm
C) -50 dbm
D) -70 dbm
5. A customer is concerned about deploying WLAN 2300 access points (APs) in an unsecured area of their building. What can you tell them to alleviate their concerns?
(Choose two.)
A) The AP cannot be removed once installed.
B) The AP does not store any sensitive security information locally.
C) APs can be physically locked down using the Kensington?lock interface.
D) The AP can be manually configured to encrypt data.
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: D | Question # 4 Answer: D | Question # 5 Answer: B,C |


