Vendor Name: Alcatel-Lucent
Exam code: 4A0-102
Exam Name: Alcatel-Lucent Border Gateway Protocol
Click the link below to get full version
http://www.examcertify.co.uk/4A0-102.html
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Question: 1
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Upon the successful
establishment of a TCP session between peers, what type of BGP message is
exchanged?
A. OpenSent
B. Keepalive
C. Open
D. Notification
E. Update
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Answer: C
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Question: 2
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Click the exhibit.
An update travels
from AS 135000 to AS 137000, traversing both 32-bit and 16-bit AS paths. What
will the AS Path be when the update reaches AS 137000?
A. 140000 200
135000
B. 137000 140000
200 135000
C. 140000 23456
135000
D. 135000 200
140000
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Answer: A
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Question: 3
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Which of the
following is FALSE regarding the 16-bit public autonomous system numbers?
A. They are
allocated to the RIRs by ICANN/IANA.
B. They are used
when connecting ASs on the Internet.
C. They range from
1 to 56319.
D. They are
assigned by the ISPs for enterprise networks.
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Answer: D
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Question: 4
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Click the exhibit.
Given that ISP 1
and ISP 2 are Tier 2 providers, and that ISP 3 and ISP 4 are Tier 1 providers,
what is the most likely relationship between the ISPs?
A.
ISP 1 and ISP 2 have a public transit relationship, while ISP 3 and ISP 4 have
a private transit relationship.
B.
ISP 1 and ISP 2 have a private transit relationship, while ISP 3 and ISP 4 have
a public transit relationship.
C.
ISP 1 and ISP 2 have a private peering relationship, while ISP 3 and ISP 4 have
a public peering relationship.
D.
ISP 1 and ISP 2 have a public peering relationship, while ISP 3 and ISP 4 have
a private peering relationship.
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Answer: D
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Question: 5
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Click the exhibit.
If router A
originates an update for prefix 192.168.0.1/27, what will the update contain
when it reaches router B?
A. AS Path of
65200, local-preference of 100.
B. AS Path of
65200, local-preference of None.
C. Null AS Path,
local-preference of 100.
D. Null AS Path,
local-preference of None.
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Answer: C
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Question: 6
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BGP is configured
on two peers, routers A and B. Router A is configured with a Hold Time timer of
60 seconds and a Keepalive timer of 25 seconds. Router B is configured with a
Hold Time timer of 90 seconds and a Keepalive timer of 70 seconds. What will the
active Keepalive timer be on router B?
A. 70 seconds
B. 25 seconds
C. 20 seconds
D. 30 seconds
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Answer: C
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Question: 7
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Which of the
following statements regarding the Internet is FALSE?
A. It is a global
network relying on interconnections provided by Internet service providers.
B. It is a
continuous and interconnected set of public IP networks, advertised and shared
across the globe.
C. It is a
settlement-free global network that provides interconnection between Internet
service providers.
D. It is a network
that allows any Internet service provider to reach every other Internet service
provider in the world.
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Answer: C
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Question: 8
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Which of the
following is the minimum requirement for an AS to be considered multi-homed?
A. A single
connection to a single service provider.
B. Two connections
to a single service provider.
C. Two connections
to two different service providers.
D. Multiple
connections to different service providers.
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Answer: B
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Question: 9
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What are the
well-known mandatory BGP attributes?
A. Origin, Next Hop
and Local Preference.
B. Local
preference, AS Path and Next Hop.
C. Aggregator, Next
Hop and AS Path.
D. AS Path, Next
Hop and Origin.
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Answer: D
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Question: 10
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Which of the
following best describes the relationship between locally configured policies
and the direction of traffic?
A. Import policies
affect the way the local AS receives traffic, while export policies affect the
way it sends traffic.
B. Import policies
affect the way the local AS sends traffic, while export policies affect the way
it receives traffic.
C. Both import and
export policies affect the way the local AS receives traffic, but not the way
it sends traffic.
D. Both import and
export policies affect the way the local AS sends traffic, but not the way it
receives traffic.
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Answer: B
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Question: 11
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What kind of BGP
attribute is the Local Preference?
A. Optional
transitive attribute.
B. Optional
non-transitive attribute.
C. Well-known
mandatory attribute.
D. Well-known
discretionary attribute.
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Answer: D
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Question: 12
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Which of the
following is TRUE?
A. There can only
be one community associated with a route.
B. Community is an
optional non-transitive attribute.
C. Community is an
optional transitive attribute.
D. Community is a
well-known discretionary attribute.
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Answer: C
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