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Q49. Click the exhibit.
Routers C and E are route reflectors. When the update for prefix 192.168.2.0/24 is received atrouter F, what will be the Originator_ID attribute?
A. The router ID of router A.
B. The router ID of router B.
C. The router ID of router C.
D. It will not be set.
Answer: B
Q50. An autonomous system has 7 routers configured with BGP. How many iBGP sessions arerequired for a fully meshed configuration?
A. 7
B. 13
C. 21
D. 42
Answer: C
Q51. What class of attribute is Originator_ID?
A. Well-known mandatory.
B. Well-known discretionary.
C. Optional transitive.
D. Optional non-transitive.
Answer: D
Q52. What is the result of configuring the following policy statement as a BGP import policy on theAlcatel-Lucent 7750 SR?
A. All BGP routes are rejected.
B. All BGP routes are accepted.
C. All routes matching prefix list "List-1" are rejected.
D. All BGP routes matching prefix list "List-1" are rejected.
Answer: D
Q53. Which of the following regarding the atomic aggregate attribute is TRUE?
A. It is an optional transitive attribute.
B. It is an optional non-transitive attribute.
C. The atomic aggregate flag is always set if the aggregator attribute is set.
D. The atomic aggregate flag is always set if the AS Path information is lost due to aggregation.
Answer: D
Q54. What is the purpose of configuring a triggered-policy on an Alcatel-Lucent 7750 SR?
A. Policy changes are delayed until the peer router with the affected routes reboots.
B. Policy changes are delayed until route updates for affected BGP routes are received frompeers.
C. Policy changes are delayed until BGP sessions are cleared or BGP is reset.
D. Policy changes are delayed until the router reboots.
Answer: C
Q55. Why is a full mesh of iBGP peers required?
A. To ensure proper route propagation inside a transit AS.
B. To ensure that all routers are directly connected.
C. To ensure that all routers run iBGP inside a transit AS.
D. To maximize control plane scalability.
Answer: A
Q56. What happens to a route that is rejected by an import policy on an Alcatel-Lucent 7750 SR?
A. The route is discarded.
B. The route is kept in the RIB-In, but marked as an invalid route.
C. The route is moved to the LOC-RIB, but not marked as a used route.
D. The route is moved to the route table, but not to the FIB.
Answer: B