Wireless LAN Infrastructure Chapter 6 Quiz
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Questions and Answers

What is the advantage of Mini-PCI compared to PCI?

Mini-PCI can be upgraded as technology evolves.

What are the advantages of USB Adapters for wireless LAN client devices?

Support plug-n-play, can be moved easily, and can maximize signal strength by positioning.

What is the purpose of PCMCIA-to-PCI Adapters for wireless LAN client devices?

To allow PCMCIA cards to be used in a desktop computer.

When are Ethernet & Serial Converters used for wireless access?

<p>To provide wireless access to devices without specific ports like PCMCIA, Mini-PCI, etc.</p> Signup and view all the answers

What components are typically found in a wireless LAN gateway (residential)?

<p>NAT router, integrated switch, and fully configurable Wi-Fi compliant access point.</p> Signup and view all the answers

How can wireless residential gateways be configured and installed?

<p>Browsing to the built-in HTTP server via one of the built-in Ethernet ports and changing user-configurable settings.</p> Signup and view all the answers

What are some management and configuration connectivity options for wireless residential gateways?

<p>Some units support console, telnet, and SNMP connectivity.</p> Signup and view all the answers

What is the purpose of an enterprise wireless gateway (EWG)?

<p>To provide specialized authentication and connectivity for wireless clients.</p> Signup and view all the answers

What services can an enterprise wireless gateway provide in wireless LAN environments?

<p>Client role-based access control, quality of service, encrypted VPN tunneling, infrastructure management, and support for various back-end authentication systems.</p> Signup and view all the answers

How are enterprise wireless gateways usually configured?

<p>Through console ports, Telnet, SSH, or internal HTTP/S servers.</p> Signup and view all the answers

How can configuration backups and operating system code upgrades be handled for enterprise wireless gateways?

<p>They can often be automated to save management time.</p> Signup and view all the answers

What is the purpose of an AP in repeater mode?

<p>An AP in repeater mode provides intermediate connectivity between a root AP and clients out of range of the root AP.</p> Signup and view all the answers

What does a wireless bridge provide?

<p>A wireless bridge provides connectivity between two wired LAN segments.</p> Signup and view all the answers

What must be the configuration of bridges in a wireless bridge link?

<p>When configuring a wireless bridge link, one bridge must be a root, and all others must be non-root.</p> Signup and view all the answers

What is essential for all bridges in a point-to-multipoint link?

<p>All bridges in a point-to-multipoint link must have RF line-of-sight to the root.</p> Signup and view all the answers

What are the different modes that can be configured in a wireless bridge?

<p>There are root modes and non-root modes that can be configured in a wireless bridge.</p> Signup and view all the answers

Describe the role of a wireless repeater in a network setup.

<p>A wireless repeater acts as an AP to its associated clients and as a client to the root AP, providing extended coverage.</p> Signup and view all the answers

What is the most common wireless LAN device?

<p>Access Point (AP)</p> Signup and view all the answers

In what mode is the Access Point configured when it is connected to a wired backbone through its wired interface?

<p>Root Mode</p> Signup and view all the answers

What is the purpose of bridges in a wireless LAN infrastructure?

<p>To link two or more wired segments together wirelessly</p> Signup and view all the answers

How many modes can an Access Point be configured in?

<p>Three modes</p> Signup and view all the answers

Which mode allows wireless clients to communicate with each other across different cells through their respective APs?

<p>Root Mode</p> Signup and view all the answers

What type of connection does the Access Point establish when connected to the wired segment through its Ethernet port?

<p>Root Mode</p> Signup and view all the answers

What is the role of the central bridge in a point-to-multipoint link?

<p>The central bridge should be the root.</p> Signup and view all the answers

Why is aligning bridge antennas considered more critical than aligning AP antennas?

<p>Aligning bridge antennas correctly maximizes signal strength and SOM.</p> Signup and view all the answers

What are the 3 main methods of aligning a bridge antenna?

<p>Through a software utility, Through LEDs or other indicator, Through a voltmeter</p> Signup and view all the answers

What is the purpose of a Wireless Workgroup Bridge (WGB)?

<p>Provides wireless access to a group of wired stations.</p> Signup and view all the answers

What is the difference between a wireless bridge and a WGB?

<p>A wireless bridge forms a link with another bridge, while a WGB associates with an AP as a client.</p> Signup and view all the answers

When is a Wireless Workgroup Bridge (WGB) useful?

<p>When wired Ethernet clients need access to the wireless network and there is an AP within range.</p> Signup and view all the answers

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