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Q21. Which Gigabit Ethernet media type provides the longest reach without a repeater?
A. 1000Base-CX
B. 1000Base-LX
C. 1000Base-SX
D. 1000Base-T
Answer: B
Q22. When designing the infrastructure protection portion for the enterprise edge, which solution would be the most appropriate solution to consider?
A. 802.1X
B. ACLs in the core layer
C. Cisco Security MARS
D. AAA
Answer: D
Q23. Which Cisco Wireless LAN Controller interface is used for out-of-band management?
A. service port
B. management port
C. controller port
D. virtual port
Answer: A
Q24. Which one of these statements is true concerning the data center distribution (aggregation) layer design?
A. With Layer 3 at the aggregation layer, the physical loops in the topology must still be managed by STP.
B. The boundary between Layer 2 and Layer 3 must reside in the multilayer switches, independent of any other devices such as firewalls or content switching devices.
C. A mix of both Layer 2 and Layer 3 access is sometimes the most optimal.
D. In a small data center, the aggregation layer can connect directly to the campus core, exchanging IP routes and MAC address tables.
Answer: C
Q25. Which is part of the Prepare phase of PPDIOO?
A. Obtain site contact information
B. Perform network audit
C. Identify customer requirements
D. Perform gap analysis
Answer: C
Explanation:
Prepare Phase The Prepare phase establishes organization and business requirements, develops a network strategy, and proposes a high-level conceptual architecture to support the strategy. Technologies that support the architecture are identified. This phase creates a business case to establish a financial justification for a network strategy.
Q26. A company has dark fiber between headquarters and its data center. It is presently configured as a 10GbE connection. Network utilization shows high utilization on the connection. What technology can be implemented to increase capacity without acquiring another circuit?
A. MPLS
B. DWDM
C. VPLS
D. DMVPN
Answer: B
Q27. Which two methods are used to reduce the mesh links required between iBGP peers in the same AS? (Choose two.)
A. community
B. router reflectors
C. local preference
D. confederations
E. atomic aggregate
F. MED
Answer: B,D
Q28. Spanning Layer 2 across geographically separate data centers is a key consideration for current data center designs. Which is the name of the NX-OS technology that facilitates MAC in IP transport for Layer 2 VLANs across any IP network?
A. Overlay Transport Virtualization
B. Virtual Private LAN Services
C. Generic Routing Encapsulation
D. QinQ tunneling
Answer: A
Q29. Which three types of WAN topologies can be deployed in the Service Provider Module? (Choose three.)
A. ring
B. star
C. full mesh
D. core/edge
E. collapsed core
F. partial mesh
Answer: B,C,F
Q30. Your company's Cisco routers are operating with EIGRP. You need to join networks with an acquisition's heterogeneous routers at 3 sites, operating with EIGRP and OSPF. Which describes the best practice for routing protocol deployment?
A. Apply OSPF throughout both networks
B. Apply one-way redistribution exclusively at each location
C. Apply two-way redistribution exclusively at each location
D. Apply two-way redistribution at each location with a route filter at only one location
E. Apply two-way redistribution at each location with a route filter at each location
F. Apply EIGRP with the same autonomous system throughout both networks
Answer: E
Explanation: Without filters there is possibility of routing loops.
Link:
http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a008009487e.shtml
