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CCIE Routing and Switching (v5.1)

Question No: 91 – (Topic 1)

Which two statements about BIDIR-PIM are true? (Choose two)

1. It uses implicit join messages to signal membership.

2. It is designed to support one-to-many applications within a PIM domain.

3. It uses (*,G) multicast routing entries to make forwarding decisions.

4. It uses a designated forwarder to maintain a loop-free SPT.

5. Traffic can be passed downstream from the shared tree toward the RP.

Answer: C,E

Question No: 92 DRAG DROP – (Topic 1)

Drag and drop each IPv6 neighbor discovery message type on the left to the corresponding description on the right.

Answer:

Question No: 93 – (Topic 1)

Which statement is true about conditional advertisements?

1. Conditional advertisements create routes when a predefined condition is met.

2. Conditional advertisements create routes when a predefined condition is not met.

3. Conditional advertisements delete routes when a predefined condition is met.

4. Conditional advertisements create routes and withhold them until a predefined condition is met.

5. Conditional advertisements do not create routes, they only withhold them until a predefined

condition is met.

Answer: E

Question No: 94 – (Topic 1)

Which two statements about DMVPN with NHRP are true? (Choose two)

1. NHRP shortens the configuration of the hub router.

2. NHRP dynamically provides information about the spoke routers to the hub.

3. NHRP disables multicast

4. The hub router uses NHRP to initiate the GRE tunnel with spokes.

5. The spoke routers act as the NHRP servers.

Answer: A,B

Question No: 95 – (Topic 1)

Refer to the exhibit.

Which IPv6 migration method is in use on this network ?

1. 6to4 tunnel

2. NAT-PT

3. ISATAP tunnel

4. dual stack

Answer: B

Question No: 96 – (Topic 1)

Which protocol allows connections made by an NBMA network to dynamically learn connected address

1. PPP

2. NHRP

3. HDLC

4. POP

Answer: B

Question No: 97 – (Topic 1)

Which option is the common primary use case for tools such as Puppet.Chef.Ansible.and Salt?

1. network function visualization

2. network orchestration

3. Configuration management

4. Policy assurance

Answer: C

Question No: 98 – (Topic 1)

Which two statements about IGMP filtering are true?

1. It eliminates the need for a multicast RP.

2. It can be implemented on Layer-3 routed ports using the ipigmp access-list command.

3. It allows Anycast RP to operate within a single AS.

4. It supports IGMPv3 traffic only

5. It can be implemented on Layer-2 switchports using IGMP profiles.

Answer: B,C

Question No: 99 – (Topic 1)

What is the main function of VRF-lite?

1. To segreagate multiple routing tables on a single device.

2. To connect different autonomous systems together to share routes.

3. To allow device to use lables to make layer 2 path decisions.

4. To route IPv6 traffic across an IPv4 backbone.

Answer: A

Question No: 100 – (Topic 1)

Which option describes how a router responds if LSA throttling is configured and it receives the identical LSA before the interval is set?

1. The LSA is added to the OSPF database and a notification is sent to the sending router to

   slowdown its LSA packet updates.

2. The LSA is added to the OSPF database.

3. The LSA is ignored.

4. The LSA is ignored and a notification is sent to the sending router to slow down its LSA packet

Updates.

Answer: C

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