300-320 Exam
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Q51. Which two WAN technologies support IEEE 802.1Q, site-to-site connectivity, and point-to-point connectivity between two offices? (Choose two.)
A. Ethernet over MPLS
B. VPLS
C. Layer 3 MPLS
D. DSL
E. cable
Answer: A,B
Q52. Which technology is an example of the need for a designer to clearly define features and desired performance when designing advanced WAN services with a service provider?
A. FHRP to remote branches
B. Layer 3 MPLS VPNs secure routing
C. Control protocols (for example Spanning Tree Protocol) for a Layer 3 MPLS service
D. Intrusion prevention, QoS, and stateful firewall support network wide
Answer: B
Q53. Which technology extends Layer 2 LANs over any network that supports IP?
A. OTV
B. VSS
C. vPC
D. VLAN
Answer: A
Q54. Which type of connectivity is required for VPLS?
A. full mesh
B. partial mesh
C. star
D. bus
E. ring
Answer: A
Q55. A network engineer must provide 40mb connections from the data center to the corporate office and two remote offices. What WAN connectivity option will outsource the routing in cooperation with the service provider?
A. Ethernet Private Line
B. Ethernet Multipoint Service
C. MPLS VPN
D. VPLS
Answer: C
Q56. Refer to the exhibit.
Which statement about the ASA is true?
A. The management interface is reachable only from VLAN 30.
B. The management interface is reachable only from VLAN 40.
C. It is running in transparent mode.
D. It is running in routed mode.
Answer: C
Q57. When a router has to make a rate transition from LAN to WAN, what type of congestion needs should be considered in the network design?
A. RX-queue deferred
B. TX-queue deferred
C. RX-queue saturation
D. TX-queue saturation
E. RX-queue starvation
F. TX-queue starvation
Answer: F
Q58. When considering the design of the E-Commerce topology which of the following are true?
A. One-armed SLB design with multiple security contexts removes the need for a separate firewall in the core layer
B. Two-firewall-layer SLB design considers the aggregation and access layers to be trusted zones, requiring no security between the web, application, and database zones
C. One-armed SLB design with two firewall layers ensures that non load-balanced traffic still traverses the ACE so that the health and performance of the servers is still being monitored
D. In all cases there will be configuration requirements for direct access to any servers or for nonload-balanced sessions initiated by the servers
Answer: A
Q59. Which security feature can help prevent spoofed packets on the network?
A. uRPF
B. ACLs
C. DAI
D. DHCP spoofing
Answer: A
Q60. What are two advantages of a L2 looped data center design model? (Choose two.)
A. promotes Layer 2 high availability
B. prevents VLAN propagation
C. allows sharing of service modules
D. eliminates the use of STP
E. improves data transfer speeds
Answer: A,C