CCNA 2 Exam 4 Module 13 Test

It is used to encrypt messages between the WLC and the server.

A Cisco 3500 series WLC is configured to access a RADIUS server. The configuration requires a shared secret password. What is the purpose for the shared secret password?

The wireless signal is in the same radio frequency range as the household devices are in.

A customer installs a wireless access point at home in the closet next to the kitchen. The customer mentions that the wireless communication performance seems degraded when the cordless phone or the microwave oven is in use. What is the possible reason for this degradation?

Ensure that the wireless SSID is chosen. Ensure that the wireless NIC is enabled.

A laptop cannot connect to a wireless access point. Which two troubleshooting steps should be taken first? (Choose two.)

Change the default administrator password.

A user has just purchased a generic home router and would like to secure it. What should be done to help secure the wireless home router?

Disable SSID broadcast.

A user is configuring a wireless access point and wants to prevent any neighbors from discovering the network. What action does the user need to take?

The wireless router still has the factory default IP address.

A wireless router is displaying the IP address of 192.168.0.1. What could this mean?

NAT

In setting up a small office network, the network administrator decides to assign private IP addresses dynamically to workstations and mobile devices. Which feature must be enabled on the company router in order for office devices to access the internet?

Controller-based APs can be automatically configured and managed by a WLAN controller.

What is a difference between autonomous APs that operate in a home environment and controller-based APs that operate in a corporate environment?

Split the wireless traffic between the 802.11n 2.4 GHz band and the 5 GHz band.

Users on an IEEE 802.11n network are complaining of slow speeds. The network administrator checks the AP and verifies it is operating properly. What can be done to improve the wireless performance in the network?

QoS

What functionality is required on routers to provide remote workers with VoIP and videoconferencing capabilities?

a pool of IP addresses for WLAN clients

What is a DHCP scope as it relates to a WLAN configured on the WLC controller?

Change the default administrative username and password.

What is the first security setting that should be applied when connecting a wireless router in a small network?

Create a new VLAN interface.

What must be done before creating a new WLAN on a Cisco 3500 series WLC?

private

When a wireless network in a small office is being set up, which type of IP addressing is typically used on the networked devices?

a VLAN for the wireless network

When configuring a Cisco 3500 series wireless LAN controller (WLC) for a WPA2 Enterprise WLAN, what has to be created on the WLC before creating the new WLAN?

Network Summary

Which Cisco 3504 WLC dashboard menu option provides an overview of the number of configured wireless networks, associated access points (APs), and active clients?

Monitor

Which WLC tab would a network administrator typically use to see a summary view of the most heavily used WLANs including the number of clients using a particular WLAN?

The 5 GHz band, because it has more channels than the 2.4 GHz band.

Which frequency band SSID name should users with time-sensitive applications connect to?

Use different SSID names for the 2.4 GHz and 5 GHz bands.

Which option is an easy way to improve wireless performance on an 802.11n wireless router?

SNMP

Which protocol could be used by a company to monitor devices such as a wireless LAN controller (WLC)?

SNMP (Simple Network Management Protocol)

Which protocol is used to monitor a network?

QoS

Which service available on some wireless routers can be used to prioritize email over web data traffic?

NAT

Which service on a wireless router enables a host with an internal private IPv4 address to access an outside network using a public IPv4 address?

Wireless Mesh Network (WMN)

Which type of WLAN extends wireless coverage using a few APs controlled using a smartphone app?

to configure wireless client authentication

Why would a technician configure a passphrase for a WLAN on a wireless router?