單項(xiàng)選擇題

Refer to the exhibit. Which statement is true about where trust boundaries should be established in a  network?()


 

A. Endpoint 1 is the only acceptable place to establish a trust boundary.
B. Endpoint 1 is the optimal place to establish a trust boundary. Endpoints 2 and 3 are acceptable places to establish a trust boundary.
C. Endpoint 2 is the only acceptable place to establish a trust boundary.
D. Endpoint 2 is the optimal place to establish a trust boundary. Endpoints 1 and 3 are acceptable places to establish a trust boundary.
E. Endpoints 1 and 2 are optimal places to establish a trust boundary. Endpoint 3 is an acceptable place to establish a trust boundary.
F. Endpoints 2 and 3 are optimal places to establish a trust boundary. Endpoint 1 is an acceptable place to  establish a trust boundary.


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2.單項(xiàng)選擇題Which issue or set of issues does the Lightweight Access Point Protocol (LWAPP) address?()

A. reduction of processing in wireless controllers
B. distributed approach to authentication, encryption, and policy enforcement
C. provides security by blocking communication between access points and wireless clients
D. access point discovery, information exchange, and configuration

3.單項(xiàng)選擇題

Refer to the exhibit. Which Virtual Router Redundancy Protocol (VRRP) statement is true about the  roles of the master virtual router and the backup virtual router?()

A. Router A is the master virtual router, and Router B is the backup virtual router. When Router A fails,  Router B will become the master virtual router. When Router A recovers, Router B will maintain the role of  master virtual router.
B. Router A is the master virtual router, and Router B is the backup virtual router. When Router A fails,  Router B will become the master virtual router. When Router A recovers, it will regain the master virtual  router role.
C. Router B is the master virtual router, and Router A is the backup virtual router. When Router B fails,  Router A will become the master virtual router. When Router B recovers, Router A will maintain the role of  master virtual router.
D. Router B is the master virtual router, and Router A is the backup virtual router. When Router B fails,  Router A will become the master virtual router. When Router B recovers, it will regain the master virtual  router role.

4.多項(xiàng)選擇題

Refer to the exhibit. Which three statements accurately describe this GLBP topology? (Choose three.)()

A. Router A is responsible for answering ARP requests sent to the virtual IP address.
B. If Router A becomes unavailable, Router B will forward packets sent to the virtual MAC address of Router A
C. If another router were added to this GLBP group, there would be two backup AVGs
D. Router B is in GLBP listen state.
E. Router A alternately responds to ARP requests with different virtual MAC addresses.
F. Router B will transition from blocking state to forwarding state when it becomes the AVG

5.單項(xiàng)選擇題Which statement about the Lightweight Access Point Protocol (LWAPP) is true?()

A. LWAPP encrypts control traffic between the AP and the controller.
B. LWAPP encrypts user traffic with a x.509 certificate using AES-CCMP
C. LWAPP encrypts both control traffic and user data.
D. When set to Layer 3, LWAPP uses a proprietary protocol to communicate with the Cisco Aironet APs.

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