[Free] 2018(Jan) EnsurePass Testking Juniper JN0-643 Dumps with VCE and PDF 131-140

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2018 Jan Juniper Official New Released JN0-643
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Enterprise Routing and Switching, Professional (JNCIP-ENT)

Question No: 131 – (Topic 2)

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Which statement is true about the IPv6 network shown in the exhibit?

  1. OSPFv2 must be configured to route IPv4 prefixes.

  2. Areas 1 and 2 cannot be a stub or NSSA.

  3. OSPFv3 can use MD5 authentication.

  4. OSPFv3 can route IPv4 prefixes.

Answer: D

Question No: 132 – (Topic 2)

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Referring to the exhibit, you are asked to verify certain routing information within your OSPFv3 routing domain. You must review the prefixes learned from R3.

Which two LSA types from the output shown in the exhibit must be reviewed? (Choose two.)

  1. the Router LSAs from RID 10.0.0.2

  2. the Extern LSAs from RID 10.0.0.2

  3. the InterArPfx LSAs from RID 10.0.0.2

  4. the Network LSAs from RID 10.0.0.2

Answer: B,C

Question No: 133 – (Topic 2)

You are asked to implement a filter-based VLAN assignment. You have created the firewall filter and must apply this filter to the incoming interface.

Where must this filter be applied?

  1. to the access interface configuration

  2. to the interface under the primary VLAN assignment

  3. to the interface under the secondary VLAN assignment

  4. to the trunk interface configuration

Answer: A

Question No: 134 – (Topic 2)

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[edit protocols ospf] user@R2# show area 0.0.0.3 {

stub default-metric 10 no-summaries; interface ge-0/1/1.0;

}

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Referring to the output in the exhibit, which statement is true?

  1. R2 is an ABR and will send a Type 7 LSA 0/0 route down into the nonbackbone area.

  2. R2 is an ABR and will send a Type 3 LSA 0/0 route down into the nonbackbone area.

  3. R2 will not send a Type 3 LSA 0/0 route into the nonbackbone area.

  4. R2 will add a metric cost of 10 to the existing metric of a 0/0 route it receives from the backbone area and then send it into the nonbackbone area in a Type 5 LSA.

Answer: B

Question No: 135 – (Topic 2)

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R4 receives BGP prefixes for AS 50 from both R2 and R3. You want to ensure that R4 chooses R3 as the preferred path to reach 50.50.50/24.

Referring to the information shown in the exhibit, where would you apply a policy containing the parameter local-preference 110 to accomplish this task?

  1. on R3, as import from R1

  2. on R3, as export towards R4

  3. on R2, as import from R1

  4. on R2, as export towards R4

Answer: B

Explanation: http://www.juniper.net/techpubs/en_US/junos13.2/topics/topic-map/bgp-local- preference.html

Question No: 136 – (Topic 2)

Your company uses 802.1X to authenticate your users. You want to provide access to the Internet when users cannot authenticate on the RADIUS server or when the RADIUS server becomes unreachable.

Which two methods accomplish this goal? (Choose two.)

  1. using a captive portal

  2. using a server fail fallback

  3. using MAC RADIUS

  4. using a guest VLAN

Answer: B,D

Question No: 137 – (Topic 2)

– Exhibit –

[edit protocols ospf] user@area-1-abr# show area 0.0.0.1 {

nssa { default-lsa {

default-metric 10;

metric-type 2; type-7;

}

no-summaries;

}

interface so-0/1/1.0;

}

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Referring to the exhibit, which statement is true?

  1. The ABR will generate a Type 3 summary default route into the NSSA.

  2. The ASBR will generate a Type 7 default route into the NSSA.

  3. The type-7 parameter allows interoperability with newer versions of the Junos OS.

  4. The only LSA types allowed into the area are Type 1, Type 2, Type 3, and Type 7.

Answer: B

Question No: 138 – (Topic 2)

– Exhibit –

user@routergt;show route advertising-protocol bgp 172.16.36.1 inet.0: 31 destinations, 31 routes (31 active, 0 holddown, 0 hidden) Prefix Nexthop MED Lclpref ASpath

* 10.200.17.0/24 Self I

* 10.200.19.0/24 Self I

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Referring to the exhibit, which three actions would summarize these routes to a BGP peer? (Choose three.)

  1. Create a policy that accepts the more specific contributing routes.

  2. Create a route to 10.200.16.0/21 with a next hop of 172.16.36.1 under the [edit routing- options static] hierarchy.

  3. Create a policy that rejects the more specific contributing routes.

  4. Create a policy to accept aggregate routes.

  5. Create a 10.200.16.0/22 route under the [edit routing-options aggregate] hierarchy.

Answer: C,D,E

Question No: 139 – (Topic 2)

An emergency Class 3 IP phone is connected to an EX Series switch. You want to ensure that the IP phone does not have any problems if PoE power demands on the switch are greater than the PoE power budget.

What should you do to accomplish this task?

  1. You must connect the IP phone into one of the ports from ge-0/0/0 to ge-0/0/7.

  2. Set the power class on the PoE interface to 3.

  3. Set the PoE priority to high.

  4. Enable the guard-band parameter.

Answer: C

Question No: 140 – (Topic 2)

When enabling MVRP for dynamic VLAN registration, which three timers would be configured on an interface? (Choose three.)

  1. hello-interval

  2. join-timer

  3. leave-timer

  4. max-age

  5. leaveall-timer

Answer: B,C,E

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