Cisco 200-355 Study Guides 2021

NEW QUESTION 1
Which four parameters must be configured for local EAP-FAST on the controller? (Choose four.)

• A. authority ID
• B. authority ID Information
• C. client key
• D. PAC
• E. server key
• F. TTL for PAC
• G. monitor key
• H. NTP source

Answer: ABEF

NEW QUESTION 2
Which purpose does a spectrum analyzer serve during a site survey?

• A. Detect and measure RF energy on a frequency.
• B. Identify and monitor rogue APs in the environment
• C. Capture and save RF traffic to analyze it offline.
• D. Generate a list of interference reports.

Answer: A

NEW QUESTION 3
A customer is reviewing Cisco Prime Infrastructure to identify malicious rogue access points that are operating within the customer environment. Which dashboard in Cisco Prime Infrastructure displays this information by default?

• A. Context Aware
• B. CleanAir
• C. Security
• D. General

Answer: C

NEW QUESTION 4
An autonomous AP maps the SSID to what on the wired network?

• A. BSSID
• B. VLAN
• C. QoS tag
• D. SG tag

Answer: B

NEW QUESTION 5
Which architecture is used to divide the roles between the access point and the WLC when deploying a centralized wireless solution?

• A. Split MAC
• B. CAPWAP
• C. LWAPP
• D. Local MAC

Answer: A

NEW QUESTION 6
An enterprise needs their iPhones to connect to the EAP-TLS network. How should the devices be configured?

• A. push profile and certificate through Configuration Utility
• B. configure directly through Settings application
• C. email certificate to device then configure through Settings application
• D. download certificate from web page then configure through Settings application
• E. push profile and certificate through iTunes

Answer: A

NEW QUESTION 7
A customer needs wireless access points on a different VLAN from the controller to join via broadcast. Which two commands are required on the Layer 3 switch? (Choose two.)

• A. ip forward-protocol tcp 5246
• B. ip helper-address <WLC-Multicast-Address>
• C. ip helper-address <WLC-Virtual-Address>
• D. ip forward-protocol udp 5246
• E. ip helper-address <WLC-Management-Address>

Answer: DE

NEW QUESTION 8
A customer is using a "guest" VLAN at a remote site to provide access for onsite guests or visitors to access the Internet, while prohibiting them from accessing internal sites. Which network technology isolates guest traffic while utilizing the existing corporate network?

• A. frame relay
• B. vPC
• C. DMVPN
• D. GRE tunnel

Answer: C

NEW QUESTION 9
Which framework of services is used to gather over the air information for the Neighbor Discovery Protocol, load, interference, and noise?

• A. RRM
• B. BSSID
• C. EIRP
• D. SNR

Answer: A

NEW QUESTION 10
You have a small organization with multiple Cisco WCS servers. Management has become cumbersome and you are planning to deploy Cisco WCS Navigator.
When the Cisco WCS Navigator has been deployed, how are the existing Cisco WCS servers added to the Cisco WCS Navigator, which software versions are supported, and which protocol(s) do they use to communicate with Navigator?

• A. Cisco WCS Navigator searches the enterprise intranet to locate the existing Cisco WCS servers and adds them automatically using SOAP as long as there is only a difference of one version or less between Cisco WCS and WCS Navigator.
• B. Each existing Cisco WCS server must be added manually and use SOAP/HTTP to communicate with the Cisco WCS Navigator platform as long as the software versions of Cisco WCS and Cisco WCS Navigator are the same.
• C. Cisco WCS must be on the same software version as Cisco WCS Navigator and each Cisco WCS server is added automatically using XML over HTTP.
• D. When Cisco WCS Navigator is added, all the Cisco WCS servers must be added manually, each system must use the same software release as Navigator, and the Cisco WCS communicates with Cisco WCS Navigator by using SOAP/XML over HTTPS.

Answer: D

NEW QUESTION 11
When the pre-shared key authentication method is used for WPA or WPA2, for which two functions is the pre-shared key used? (Choose two.)

• A. to act as the Group Transient Key during the bidirectional handshake
• B. to act as the Pairwise Master Key during the bidirectional handshake
• C. to derive the nonce at each side of the exchange
• D. to derive the Pairwise Transient Key

Answer: BD

NEW QUESTION 12
Which option describes why most wireless phones and tablets do not use 802.11a/n and 40 MHz channels?

• A. a lack of radio range when using these radios
• B. a lack of device battery capacity to operate concurrent a/b/g/n radios
• C. a lack of cooling in the device necessary to operate these radios
• D. These radios would require the devices to be larger.

Answer: B

NEW QUESTION 13
In what WCS menu would an engineer locate the WCS software version?

• A. Administration > Settings
• B. Help > About Cisco WCS
• C. Help > Online Help
• D. Administration > License Center

Answer: B

NEW QUESTION 14
What are three characteristics of the 802.11g standard? (Choose three.)

• A. speed of as much as 11 Mb/s
• B. speed of as much as 54 Mb/s
• C. backward-compatibility with 802.11a
• D. backward-compatibility with 802.11b
• E. OFDM as an additional modulation technique
• F. OFDM and CCK as additional modulation techniques

Answer: BDE

NEW QUESTION 15
Which three options relate to event-driven RRM? (Choose three.)

• A. any 802.11n AP models
• B. specific AP models
• C. minimum of AP and WLC
• D. minimum of AP, WLC, and WCS
• E. minimum of AP, WLC, WCS, and MSE
• F. configurable in WLC at 802.11b/g/n > RRM > TPC
• G. configurable in WLC at 802.11b/g/n > RRM > DCA

Answer: BCG

NEW QUESTION 16
What is the equivalent of 26 dBm in milliwatts?

• A. 4 mW
• B. 40 mW
• C. 100 mW
• D. 400 mW
• E. 1000 mW

Answer: D

NEW QUESTION 17
An engineer needs an AP with at least two spatial streams, four receivers, and three transmitters. Which device meets these requirements?

• A. 2x4:3
• B. 2x3:4
• C. 4x3:2
• D. 3x4:2

Answer: D