200-355 Implementing Cisco Wireless Network Fundamentals

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200-355 Implementing Cisco Wireless Network Fundamentals

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200-355.examcollection.premium.exam.65q
Number: 200-355
Passing Score: 800
Time Limit: 120 min
File Version: 4.0
200-355
Implementing Cisco Wireless Network Fundamentals
Version 4.0
Exam A
QUESTION 1
In the current RF environment, the noise floor is -95 dBm. A tablet needs an SNR of 25 dB to transmit at the
required speed. What must the RSSI cell edge be to meet the required SNR?
A. -120 dBm
B. -90 dBm
C. -70 dBm
D. -60 dBm
E. -50 dBm

QUESTION 2
An access point is currently transmitting at 4 mW. The customer needs to increase its signal strength by 6 dB
to create a larger wireless cell. What should the new transmit power be?
A. 8 mW
B. 10 mW
C. 12 mW
D. 16 mW
E. 24 mW

QUESTION 3
A wireless engineer is designing the wireless networking for a company with offices in two different locations.
Which two regulatory bodies should they check to find the maximum EIRP allowed? (Choose two.)
A. IEEE
B. FCC
C. ITU-R
D. ETSI
E. Wi-Fi Alliance

QUESTION 4
After installing a Cisco 5508 Wireless Controller using the default settings, how often will the RRM update
occur?
A. 30 seconds
B. 60 seconds
C. 300 seconds
D. 600 seconds
E. 3600 seconds
F. 7200 seconds

QUESTION 5
A customer has requested a single point of policy enforcement for LAN and WLAN. Which deployment model
should be used?
A. converged
B. autonomous
C. FlexConnect
D. centralized

QUESTION 6
A customer has asked for the proper port configuration to allow for LAG on a Cisco 2504 Wireless Controller to
a Cisco IOS switch. Which EtherChannel mode should be used on the switch to allow for the WLC to connect?
A. on
B. auto
C. desirable
D. passive
E. active

QUESTION 7
A customer has asked for its wireless equipment to be managed as securely as possible. Which three
management protocols will provide encrypted access to the equipment? (Choose three.)
A. Secure Shell
B. HTTPS
C. SNMPv3
D. Telnet
E. SNMPv2c
F. HTTP

When deploying a Cisco Cloud Wireless Infrastructure, what two destination ports must be open? (Choose
two.)
A. TCP/5246
B. UDP/5246
C. TCP/5247
D. UDP/5247
E. TCP/7351
F. UDP/7351
G. TCP/7734
H. UDP/7734

QUESTION 9
A help desk engineer is attempting to perform a remote packet capture on the wireless network. Which access
point mode is necessary to perform this function?
A. sniffer
B. SE-Connect
C. monitor
D. rogue detector
E. FlexConnect

QUESTION 10
Refer to the exhibit. A help desk ticket has been entered for the wireless infrastructure. A wireless client is not
able to connect at IEEE 802.11n rates. Which option allows for connectivity?
A. Set WMM mode to Optional or Required.
B. Set Quality of Service (QoS) to Silver.
C. Set Quality of Service (QoS) to Platinum.
D. Set 7920 AP CAC to Enabled.

QUESTION 11
An engineer has been asked to upgrade the FUS on the Wireless LAN controller. How can they monitor the
status of the upgrade?
A. WLC GUI
B. WLC CLI
C. WLC Console
D. WLC Management in Prime Infrastructure

QUESTION 12
During a wireless site survey, the signal strength drops significantly when outside of the room containing the
access point. The building is made of wood and drywall. This is an example of which wireless anomaly?
A. absorption
B. refraction
C. fading
D. multipath
E. reflection

QUESTION 13
A wireless engineer has been asked to plan a deployment covering the aisles of a warehouse with optimal
coverage while bleeding RF across aisles. Which antenna type provides the necessary coverage?
A. patch
B. omnidirectional
C. Yagi
D. parabolic dish

QUESTION 14
Refer to the exhibit. The wireless engineer has deployed the Cisco 5508 Wireless Controller. The controller is
responding on the service port; however, it will not respond on the management interface. Which configuration
revision will fix the management interface?
A. On the switch interface, configure switch(config-if)#switchport trunk allowed vlan add 10.
B. On the WLC management interface, disable LAG on the management network.
C. On the switch interface, configure switch(config-if)#switchport trunk allowed vlan 10.
D. On the WLC management interface, change the VLAN ID to 20.
E. On the switch interface, configure no spanning-tree portfast trunk.
F. On WLC Controller > General, disable LAG and reboot.

QUESTION 15
A help desk ticket states that a wireless access point has not joined its controller and is flashing rapidly. How
can the help desk administer the access point with the default settings?
A. console
B. SSH
C. Telnet
D. HTTP
E. HTTPS

QUESTION 16
After you configure the Cisco 5508 Wireless Controller v7.6, a customer requests an SSID that allows for client
web authentication with email input. Which authentication method should be used?
A. pass-through
B. authentication
C. splash page web redirect
D. conditional web redirect
E. on MAC filter failure

QUESTION 17
Which two principles must be considered when deploying a wireless network through a wooded area? (Choose
two.)
A. absorption
B. reflection
C. diffraction
D. scattering
E. refraction

QUESTION 18
What is an interferer that an engineer may see in Cisco CleanAir?
A. microwave ovens
B. rogue APs
C. malicious clients
D. co-channel interference

QUESTION 19
A network engineer notices that two mesh APs are having problems communicating. After reviewing the current
radio configurations, it is noted that one AP is transmitting at 3 mW while the other is transmitting at 60 mW.
How many decibels would the 3-mW AP need its power increased to match the 60-mW AP?
A. 8
B. 12
C. 13
D. 20
E. 57

QUESTION 20
A network engineer requires an antenna for a point-to-point bridge with at least 20 dBi of gain. Which antenna
is appropriate for the task?
A. Yagi
B. patch
C. parabolic dish
D. dipole
E. internal omnidirectional

QUESTION 21
An engineer needs to find out the maximum EIRP allowed for their office in Asia. What regulatory body should
be contacted?
A. CRTC
B. ETSI
C. IEEE
D. NTT

QUESTION 22
A wireless engineer has an access point using the 5.725-GHz channel in the United States. In which band is
the AP operating?
A. UNII-1
B. UNII-2
C. UNII-2 Extended
D. UNII-3

QUESTION 23
Which RRM feature allows an access point to avoid non-IEEE 802.11 interference?
A. DCA
B. TPC
C. RF groups
D. coverage hole detection

QUESTION 24
Which IEEE 802.11n client feature can combine the signal from multiple antennas and radio chains to improve
SNR?
A. channel aggregation
B. spatial multiplexing
C. MAC layer efficiency
D. TxBF
E. MRC
F. MCS

QUESTION 25
An engineer needs an AP with at least two spatial streams, four receivers, and three transmitters. Which device
meets these requirements?
A. 2×4:3
B. 2×3:4
C. 4×3:2
D. 3×4:2

QUESTION 26
Which option is used to form the BSSID in a BSS?
A. AP radio MAC address
B. AP wired MAC address
C. AP serial number
D. client radio MAC address
E. client wired MAC address
F. client serial number

QUESTION 27
A network engineer at a retail store needs a wireless deployment that can be easily maintained and verified for
PCI compliance. What solution will meet this need with the least work?
A. Cloud
B. Autonomous
C. FlexConnect
D. Centralized

QUESTION 28
When using a Split MAC architecture, how many CAPWAP data tunnels will be built to an AP with four SSIDs
across two VLANs?
A. 1
B. 2
C. 3
D. 4

QUESTION 29
A customer has ordered a Cisco 5760 Wireless Controller. What speed and quantity of ports are needed for
full-speed operation?
A. 6 x 1 Gb
B. 6 x 10 Gb
C. 2 x 10 Gb
D. 2 x 1 Gb
E. 8 x 1 Gb
F. 8 x 10 Gb

QUESTION 30
Refer to the exhibit. A network administrator is attempting to connect to the GUI of a WLC with interfaces as
shown. Which IP address should the network administrator use?
A. 192.168.0.2
B. 192.168.1.2
C. 192.168.2.2
D. 192.168.3.2
E. 192.168.4.2

QUESTION 31
A network engineer is connected via wireless to a Cisco AireOS WLC and wants to download the configuration
but is unable to do so. Which change will correct the issue?
A. enable management via wireless
B. connect via wired network
C. enable Telnet
D. enable WebAuth SecureWeb
E. connect on 5-GHz SSID

QUESTION 32
A customer wants to deploy Cisco Cloud Wireless architecture with 802.11ac capabilities. Which two access
points would meet the customers requirements? (Choose two.)
A. Cisco 3700 Access Points
B. Cisco MR34 Access Points
C. Cisco MR18 Access Points
D. Cisco 3600 Access Points
E. Cisco MR72 Access Points
F. Cisco 1570 Access Points
G. Cisco MR26 Access Points

QUESTION 33
An engineer is trying to convert the IP Address of the wireless controller to amend DHCP Option 43
configuration on the DHCP server. What mathematical format must the IP address of the Wireless controller be
converted to in order to function correctly?
A. Hexadecimal
B. Binary
C. Decimal
D. ASCII

QUESTION 34
Refer to the exhibit. WLC1 becomes unresponsive due to a power failure at a customer site. How does the
access point that is shown in the WLC controller GUI behave now that WLC1 is disabled?
A. associates to controller 10.201.204.6
B. associates to controller 10.201.204.11
C. associates to controller 10.201.204.8
D. associates to controller 10.201.204.19

QUESTION 35
A customer wants to deploy a mesh network with 2 root access points and 10 mesh access points. The root
access points should be configured as which mode on the WLC?
A. mesh
B. FlexConnect
C. bridge
D. rouge detection
E. sniffer

QUESTION 36
A customer has completed the installation of an 802.11ac greenfield deployment at their corporate
headquarters. They would like to leverage 802.11ac enhanced speeds on the trusted employee WLAN. In order
to configure the employee WLAN, what Layer 2 security policies are valid?
A. WPA2 (TKIP)
B. WPA(AES)
C. OPEN
D. WEP
Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 37
A customer cannot access the GUI on the Cisco 5508 Wireless Controller from the management interface due
to network failure. Which interface can the customer use to access the WLC GUI until the network issues are
resolved?
A. virtual
B. dynamic
C. console port
D. service port
Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 38
Refer to the exhibit. A customer is using central web authentication with a Cisco 5508 Wireless Controller and
Cisco Identity Services Engine. An error occurs when wireless clients are redirected to the hosted splash page.
What is causing the client error?
A. Secure Web Mode is disabled on the WLC.
B. OCSP is disabled on the WLC.
C. Management Via Dynamic Interface is disabled on the WLC.
D. Ethernet Multicast Forwarding is enabled on the WLC.
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 39
A customer is using the access point GUI to upgrade the software on an autonomous access point to convert it
to a lightweight access point. Which two transfer protocols are valid for conducting this transfer from the WLC?
(Choose two.)
A. FTP
B. RCP
C. SFTP
D. HTTP
E. SCP
F. TFTP
Correct Answer: DF
Section: (none)
Explanation
Explanation/Reference:
QUESTION 40
An engineer wants to set up guest wireless that requires users to log in via a splash page prior to accessing the
network. Which authentication method should be configured?
A. LDAP
B. RADIUS
C. local authentication
D. WebAuth
E. PSK
Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 41
An engineer would like to setup secure authentication for a wireless network that will utilize single sign-on.
Which two authentication methods can be used to accomplish this? (Choose two.)
A. LDAP
B. RADIUS
C. Local authentication
D. WEP
E. PSK
Correct Answer: AB
Section: (none)
Explanation
Explanation/Reference:
QUESTION 42
An engineer wants to have users who connect to a WLAN be redirected to a terms-of-service page with the
company logo and a login. What should be configured on the WLAN to enable this capability?
A. Layer 2 IEEE 802.1x
B. Web Policy Slash Page Web Redirect
C. Web Policy Authentication
D. AAA Servers
E. Web Policy Passthrough
Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 43
What suite of algorithms results in slower connection rates when using 802.11N technology?
A. WPA2
B. CCMP
C. TKIP
D. AES
Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 44
An engineer assists a user in configuring an Android device for authentication to an IEEE 802.1x EAP WLAN
with PEAPv1. The Phase 2 authentication should be configured as which option?
A. LEAP
B. MSCHAPv2
C. TLS
D. TTLS
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 45
Refer to the exhibit. Which two wireless functions is the client experiencing? (Choose two.)
A. Inter-controller Roaming
B. Intra-controller Roaming
C. Layer 2 Roaming
D. Layer 3 Roaming
E. Inter-subnet roaming
F. Re-authentication
Correct Answer: BC
Section: (none)
Explanation
Explanation/Reference:
QUESTION 46
What is the approximate time difference for a client to perform an intracontroller roam compared to an
intercontroller roam?
A. 1 ms
B. 10 ms
C. 20 ms
D. 30 ms
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 47
Which two attributes must be configured to match in order for WLCs to operate in the same mobility group?
(Choose two.)
A. mobility domain name
B. virtual IP address
C. service interface address
D. hardware model
E. software version
Correct Answer: AB
Section: (none)
Explanation
Explanation/Reference:
QUESTION 48
Which operating mode is valid for controllers in a converged access architecture?
A. switch peer groups
B. mobility controller
C. auto-anchor
D. foreign anchor
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 49
An engineer wants to deploy a 2504 controller as the anchor controller for a guest WLAN that resides on a
5508 controller in a different mobility group. What configuration change must be applied to support this
deployment strategy?
A. UDP 16666 and IP Protocol 97 must be enabled on the 2504 controller
B. UDP 5246 and TCP Protocol 97 must be enabled on the router
C. The 2504 controller must be added to the same mobility group as the 5508.
D. DHCP Option 43 must be added to the neighboring switchport
Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 50
Which interface is used to connect the foreign and anchor controllers?
A. management
B. service
C. virtual
D. dynamic
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 51
A customer has a corporate SSID that is configured to authenticate against an ACS server to validate client
credentials on the corporate SSID. The customer has a firewall logically positioned on the network between the
WLC and the ACS server in the network architecture. Which port must the firewall allow to ensure that
authentication can occur?
A. 43
B. 1812
C. 5146
D. 8143
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 52
Refer to the exhibit. An engineer is configuring a SSID to utilize the management interface on the WLC. The
management interface is configured with an untagged VLAN in the wireless controller interface settings. The
controller is connected to a neighboring switch via the interface shown in the diagram.
Which VLAN will traffic coming from the newly created SSID use to traverse the wired network?
A. 1
B. 20
C. 44
D. 50
Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 53
During an upgrade, the wireless infrastructure has seen a few access points join and then drop off the network.
After further investigation, it appears the access points may have an IOS code version that is causing issues.
Where in the controller is this information found?
A. GUI > Wireless > Access Point > General
B. CLI > show ap image all
C. GUI > Monitor > Software Version
D. CLI > show sysinfo
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 54
Microsoft Active Directory integrated machines are not authenticating to the internal WLAN. The WLAN settings
are WPA2-AES-802.1x and are authenticating to a Cisco Identity Services Engine server. You investigate and
note that non-domain authenticated machines are properly authenticating to the WLAN using their Active
Directory credentials. Why would this problem occur?
A. The WLAN is configured improperly in group policy.
B. The ACS server is not joined to the domain, causing authentications to fail.
C. The domain machines are configured to disable the wireless adapter.
D. The non-domain machines are using local accounts that are not authenticated through the domain.
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 55
Mac OS X machines are having issues accessing the wireless network. While working with TAC, the
administrator is asked to find the Mac laptop’s wireless adapter model and driver. Where should the
administrator look to find this information?
A. About This Mac > System Report
B. Control Panel > System
C. System Preferences > Network > Wi-Fi Adapter > Advanced
D. Control Panel > Networking > Adapters > Properties
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 56
An engineer is trying to determine from the controller CLI whether or not Telnet is enabled on the wireless
controller. Which command can be entered to display this information?
A. show network summary
B. show aaa auth
C. show radius summary
D. show ldap statistics
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 57
An engineer is trying to identify if radar has impacted the wireless network at a customer site. When using the
controller GUI, which dashboard in the Monitor section presents this information?
A. 802.11a/n – Air Quality Reports
B. Clean Air – Worst Air Quality Report
C. 802.11b/g/n – Interfering Devices
D. Statistics – Mobility Statistics
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 58
Refer to the exhibit. A customer is determining whether a Windows 7 laptop is operating on the correct IEEE
802.11 standard. Which standard is being used by the laptop in the exhibit?
A. 802.11b
B. 802.11g
C. 802.11n
D. 802.11p
Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 59
An engineer is using a predictive survey tool to estimate placement of APs in a carpeted office space. Most
interior walls should be assigned which attenuation value?
A. 2 dB
B. 3 dB
C. 4 dB
D. 5 dB
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 60
An engineer is conducting an active survey for indoor coverage in a warehouse. The warehouse has long aisles
with racks that extend to the ceiling. Which antenna type has a radiation pattern that is suited to provide
coverage in each aisle?
A. Yagi
B. patch
C. omnidirectional
D. dipole
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 61
Following the deployment of a wireless network for data and voice services, an engineer is to validate the
coverage. Which type of survey is required to ensure coverage?
A. passive
B. active
C. fingerprinting
D. calibrating
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 62
During the deployment of a wireless network for data and location services, an engineer is to fine-tune the
location services. What is this type of survey called?
A. passive fingerprinting
B. passive calibrating
C. active fingerprinting
D. active calibrating
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 63
Refer to the exhibit. In an effort to identify RF characteristics at a customer location, an RF engineer uses the
Spectrum Analyzer tool that is shown. Which feature that is native to the Spectrum Analyzer is identified by the
exhibit?
A. Real-Time FFT
B. Duty Cycle
C. Max Hold
D. Time Domain
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 64
Refer to the exhibit. The site in this AirMagnet Survey heat map is ready for which level of service?
A. data
B. voice
C. location
D. RFID
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 65
Which two services require an RToWLAN design? (Choose two.)
A. WVoIP
B. video conferencing
C. multicast video
D. Telnet
E. SSH
Correct Answer: AB
Section: (none)
Explanation
Explanation/Reference: