Vlans have been enabled on an autonomous access point. in order for clients associating to vlans other than the native vlan to receive an ip address. Which of the following must be configured？（）A、access point ethernet port set to ssl trunkingB、switchport

第1题：

Static wep is configured on the access point. you are authenticated and associated to the access point but are unable to obtain an ip address. Which of the following will cause this problem？（）

• A、invalid radio type selected
• B、no wep key configured on the client
• C、invalid ssid configured
• D、invalid wep key

第2题：

You have configured voice VLANs on Catalyst switch R1.  Which two statements are true about the  operation of voice VLANs on this device？ （）

• A、 When the voice VLAN feature is enabled， all untagged traffic is sent according to the default  CoS priority of the port.
• B、 Enabling voice VLANs enables the switch to create multiple queues for traffic that is entering a  port.
• C、 When voice VLANs are configured on a trunk link， UplinkFast must also be enabled.
• D、 Voice VLANs are configured to enable the switch to forward frames marked with the proper  CoS values over separate physical links.
• E、 Enabling voice VLANs enables the switch to forward frames with a specific 802.1P marking.

第3题：

Which of the following statements explains why it is normally best to have more than one controller-based access point participate in the containment of one rogue access point？（）

• A、clients connected to the rogue access point must be able to connect to the containment controller-based access point.
• B、multiple controller-based access points will load-balance the containment task using fewer resources than a single access point.
• C、clients connected to the rogue access point may be out of the range of the controller-based access point providing containment.
• D、each controller-based access point can handle only a limited amount of clients connected to the rogue access points.

第4题：

Which of the following statements explains why it is normally best to have more than one controller-basedaccess point participate in the containment of one rogue access point？（）

• A、Multiple controller-based access points will load-balance the containment task using fewer resources than a single access point.
• B、Clients connected to the rogue access point may be out of the range of the controller-based access point providing containment.
• C、Each controller-based access point can handle only a limited amount of clients connected to the rogue access points.
• D、Clients connected to the rogue access point must be able to connect to the containment controller-based access point.

第5题：

The Company security administrator is concerned with VLAN hopping based attacks. Which two  statements about these attacks are true？ （）

• A、 Attacks are prevented by utilizing the port-security feature.
• B、 An end station attempts to gain access to all VLANs by transmitting Ethernet frames in the  802.1q encapsulation.
• C、 Configuring an interface with the switchport mode dynamic command will prevent VLAN  hopping.
• D、 An end station attempts to redirect VLAN traffic by transmitting Ethernet frames in the 802.1q  encapsulation.
• E、 Configuring an interface with the "switchport mode access" command will prevent VLAN  hopping.

第6题：

Which command alone will disable trunking on a Layer 2 switch port？（）

• A、no switchport trunk native vlan vlan-id
• B、switchport nonegotiate
• C、no switchport mode dynamic desirable
• D、switchport mode access

第7题：

Client association using eap-cisco wireless （leap） is failing， but eap-peap is functioning on an autonomous access point.  Which of the following needs to be enabled on the access point so eap-cisco wireless （leap） is enabled？（）

• A、open authentication plus mac
• B、open authentication plus eap
• C、shared key
• D、network eap

第8题：

An 802.1X client cannot authenticate to an autonomous access point configured for multiple VLANs. The native VLAN does not have an SSID configured. Which one of the following links being down would prevent the clients from authenticating？（）

• A、between the RADIUS and the access point
• B、between the client’s VLAN and the WLSE
• C、between the native VLAN and the WLSE
• D、between the client’s VLAN and the RADIUS

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第13题：

When configuring vlans on an autonomous access point. What must be configured on the connected switchport？（）

• A、802.1q trunking
• B、vtp trunking
• C、isl trunking
• D、dpt trunking

第14题：

Which two statements are true about voice VLANs？（）

• A、Voice VLANs are only used when connecting an IP phone and a host to distinct switch ports
• B、Access ports that are configured with voice VLANs will always trust the CoS that is received from IP phones
• C、Access ports that are configured with voice VLANs may or may not override the CoS value that is received from an IP phone
• D、Voice VLANs are configured using the switchport voice vlan vlan-ID interface configuration command
• E、Voice VLANs provide a trunking interface between an IP phone and an access port on a switch to allow traffic from multiple devices that are connected to the port
• F、Enabling Voice VLAN on a switch port will automatically configure the port to trust the incoming CoS markings

第15题：

VLANs have been enabled on an autonomous access point. In order for clients associating toVLANs other than the native VLAN to receive an IP address which of the following must beconfigured？（）

• A、access point Ethernet port set to SSL trunking
• B、switchport set to 802.1q trunking
• C、switchport set to SSL trunking
• D、access point Ethernet port not set to 802.1q trunking

第16题：

Which two statements are true about the configuration of voice VLANs？（）

• A、Static secure MAC addresses can be configured in conjunction with voice VLANs.
• B、PortFast is automatically enabled when voice VLANs are configured.
• C、PortFast must be manually configured when voice VLANs are configured.
• D、Voice VLANs are typically configured on uplink ports.
• E、Voice VLANs are typically configured on access ports.

第17题：

A standalone wireless AP solution is being installed into the campus infrastructure. The access points appear to boot correctly， however， wireless clients are not obtaining correct access. You verify that the local switch configuration connected to the access point appears as the following：  interface ethernet 0/1  switchport access vlan 10  switchport mode access  spanning-tree portfast  mls qos trust dscp  What is the most likely issue causing the problem？（）

• A、QoS trust should not be configured on a port attached to a standalone AP.
• B、QoS trust for switchport mode access should be defined as "cos".
• C、switchport mode should be defined as "trunk" with respective QoS.
• D、switchport access vlan should be defined as "1".

第18题：

In an environment in which multiple VLANs have been defined on Catalyst Express 500 switches， which two statements are correct for ports that have been configured with the Smartport role of "IP Phone + Desktop"？（）

• A、The names of the VLANs used by the SmartPorts are case insensitive
• B、The ports may belong to a configurable data VLAN
• C、The names of the VLANs used by the Smartports are not relevant
• D、The ports may belong to many VLANs， depending on how many PCs are connected to each port.
• E、The names of the VLANs used by the Smartports are case sensitive

第19题：

Which feature would prevent guest users from gaining network access by unplugging an IP phone and connecting a laptop computer？（）

• A、IPSec VPN
• B、SSL VPN
• C、port security
• D、port security with statically configured MAC addresses
• E、private VLANs

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