[Free] 2017(Oct) EnsurePass Testking Cisco 642-883 Dumps with VCE and PDF 31-40

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2017 Oct Cisco Official New Released 642-883
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Deploying Cisco Service Provider Network Routing (SPROUTE)

Question No: 31

The S bit in the MPLS header is used for what purpose?

  1. To indicate the bottom level in the label stack

  2. To indicate if LDP is sync to the IGP

  3. To indicate if LDP is sync to the IGP

  4. To indicate the status of the LSP

Answer: A Explanation:

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C:\Documents and Settings\user-nwz\Desktop\1.JPG

a 1-bit bottom of stack flag. If this is set, it signifies that the current label is the last in the stack.

Question No: 32

In an AS with 10 routers running IBGP, how many IBGP sessions will be required to establish fully meshed IBGP peerings?

  1. 10

  2. 20

  3. 45

  4. 50

  5. 99

F. 100

Answer: C

Question No: 33

A Cisco IOS XR router must be configured with BFD for OSPF. Which configuration is correct?

  1. interface GigabitEthernet0/0/0/0 ip ospf bfd

  2. router ospf 1 area 0

    interface GigabitEthernet0/0/0/0 bfd fast-detect

  3. router ospf 1 area 0

    interface GigabitEthernet0/0/0/0 bfd fast-detect ipv4

  4. router ospf 1 bfd all-interfaces

Answer: B

Question No: 34

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Ensurepass 2017 PDF and VCE

Which router(s) is/are IS-Type L1/L2 IS-IS router?

  1. CE5 only

  2. PE6 only

  3. CE5 and PE6 only

  4. PE5 and PE6 only

  5. CE5, PE5 and PE6

Answer: D Explanation:

#show clns neighbor

Question No: 35

Which option describes the configuration for a Cisco IOS XR OSPF router to give it the highest chances of becoming DR?

  1. ip ospf priority 0 under the OSPF interface statement

  2. ip ospf priority 0 under the OSPF area statement

  3. ip ospf priority 255 under the OSPF interface statement

  4. ip ospf priority 255 under the OSPF area statement

  5. Leave priority unchanged, but assign a high-numbered IP address on a loopback interface.

  6. Leave priority unchanged, but assign a high-numbered IP address on any physical interface.

Answer: C

Question No: 36

Which two mandatory tasks must an IS-IS NSF-capable router perform for RP switchover? (Choose two.)

  1. Relearn the available IS-IS neighbors.

  2. Reacquire the contents of the LSD.

  3. Reset peering with the available IS-IS neighbors.

  4. Keep the existing contents of the LSD.

  5. Rediscover DIS for each link segment.

Answer: A,B

Question No: 37

When redistributing EIGRP routes into OSPF as type E2 external OSPF routes, what is the default OSPF seed metric?

  1. Infinite

  2. 0

  3. 1

  4. 10

  5. 20

Answer: E

Question No: 38

A static default route has been inserted into the configuration of a Cisco IOS XE router. Which option redistributes the route into the local OSPF process?

  1. router ospf 1 redistribute static subnets

  2. router ospf 1 redistribute static

  3. router ospf 1 redistribute static subnets

    default-information originate always

  4. router ospf 1 network 0.0.0.0 area 0

redistribute static subnets

Answer: C

Question No: 39

Refer to the OSPF command exhibit.

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Which effect does the no-summary command option have?

  1. It will cause area 1 to be able to receive non-summarized inter-area routes.

  2. It will cause area 1 to not receive any inter-area routes and will use a default route to reach networks in other areas.

  3. It will cause area 1 to not receive any external routes and will use a default route to reach the external networks.

  4. It will convert the NSSA area into a NSSA totally stubby area.

  5. It will convert the stubby area into a NSSA.

  6. It will disable OSPF auto-summary.

Answer: B Explanation:

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C:\Documents and Settings\user-nwz\Desktop\1.JPG

Question No: 40

Which three valid session commands are supported by peer session templates? (Choose three.)

  1. local-as

  2. as-override

  3. inherit peer-session

  4. inherit peer-policy

  5. disable-connected-check

  6. route-reflector-client

Answer: A,C,E

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