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Q49. A network engineer is designing a dual router, dual ISP solution and must prefer one ISP for inbound traffic over the other. Which two BGP attributes can be manipulated to accomplish this goal? (Choose two.) 

A. AS path 

B. MED 

C. local preference 

D. weight 

E. origin code 

Answer: A,B 


Q50. An HSRP design requirement states that preemption must be enabled for the active switch, which is a Cisco 4507R. Assume a boot time of 300 seconds. Which setting of the preemption delay timer minimizes the loss of traffic? 

A. 50 seconds 

B. 100 seconds 

C. 150 seconds 

D. 200 seconds 

Answer: C 


Q51. Which two options improve BGP scalability in a large autonomous system? (Choose two.) 

A. route reflectors 

B. route redistribution 

C. confederations 

D. communities 

Answer: A,C 


Q52. A company requires redundancy for its multihomed BGP external connections. What two features can be configured on the WAN routers to automate failover for both outbound and inbound traffic? (Choose two.) 

A. AS path prepending 

B. local preference 

C. floating static route 

D. HSRP 

E. MED 

F. weight 

Answer: A,D 


Q53. A network engineer must create a Layer 2 switch block design that has deterministic convergence and is loop-free at Layer 2. Which two switch block elements are needed to meet the requirements? (Choose two.) 

A. Layer 3 link between distribution switches 

B. HSRP with interface tracking on uplinks to core switches 

C. RPVST with equal bridge priority on distribution switches 

D. VLANs that do not span access switches 

E. Layer 2 link between distribution switches 

Answer: A,D 


Q54. Which protocol should be run on the LAN side of.two edge routers (that are terminating primary and backup WAN circuits) to provide quick failover in case of primary WAN circuit failure? 

A. VTP 

B. STP 

C. VRRP 

D. RIP 

Answer: C 


Q55. Summary address blocks can be used to support which network application? 

A. QoS 

B. IPsec tunneling 

C. Cisco TrustSec 

D. NAT 

E. DiffServ 

Answer: D 


Q56. Source traffic is sent to a VIP on an SLB device, which in turn is routed to the destination server. Return traffic is policy-based routed back to the SLB. 

Which SLB design has been implemented? 

A. router mode 

B. inline bridge mode 

C. one-armed mode 

D. two-armed mode 

Answer: D