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CCIE Service Provider Written Exam (V 4.1)

Question No: 131

Which option is the benefit of per-link LFA over per-prefix LFA?

1. It has a greater applicability

2. It provides greater protection coverage

3. It is simpler

4. It enables better bandwidth utilization

Answer: C

Question No: 132

Which are the two limitations of the predefined NAT solution?(Choose two)

1. The Bulk port allocation configuration is not available

2. The global port limit parameter is not available for the predefined mode

3. Only the port-presentation option is available

4. NetFlow and syslog are not supported

5. It cannot be configured for each of the inside VRF instance

Answer: A,B

Question No: 133

Service providers that implement MPLS Inter-AS Option B must ensure that the ASBRs between each provider learn all VPNv4 routers from both providers. How can this requirements be accomplished?

1. Ensure that each ASBR is configured for all VRFs from within its own provider backbone

2. Configure each ASBR to retain route targets for all VPNv-4 learned routes

3. Configure the VRFs form the connecting provider in order to learn route targets on each ASBR

4. Ensure that LDP is conjured between each ASBR for label exchange on all VRFs

Answer: B

Question No: 134

In the Internet of things architecture, which two options are considered nodes in

Low-power Lossy networks? (Choose two)

1. Routers

2. Servers

3. Sensors

4. Access points

5. Controllers

Answer: A

Question No: 135

Refer to the exhibit. Which data format is used in this script?

1. JavaScript

2. API

3. XML

4. YANG

Answer: C

Question No: 136

On Cisco IOS devices, which IS-IS feature reduces the convergence time for prefixes designated as high priority?

1. iSPF

2. advertise passive only

3. prefix prioritization

4. Fast-Forwarding

Answer: C

Question No: 137

Refer to the exhibit. A service provider is running MPLS TE across its network. IS-IS is deployed as the IGP for the ISP network. The MPLS TE tunnel 0 configured on PE2 is seen in an operational down state. PE2 is a level-1 router and the destination 192.168.1.1 is located in the IS-IS level-2 area. Which action is required to bring the MPLS TE tunnel 0 to up state?

1. Configure the next-address entries as loose paths in the explicit-path.

2. Change the autoroute option from destination to announce.

3. Configure a bandwidth value for the tunnel.

4. Configure an IPv4 address for the Tunnel 0.

5. Add a dynamic path option to the tunnel.

Answer: A

Question No: 138 DRAG DROP

Drag and drop the RSVP-TE and mLDP characteristic on the left onto the corrct definition on the right

Answer:

Explanation:

C:\Users\tgt\Desktop\Data\Untitled.jpg

Question No: 139

Which option is the benefit of per-link LFA over per-prefix LFA?

1. It has a greater applicability

2. It provides greater protection coverage

3. It is simpler

4. It enables better bandwidth utilization

Answer: C

Question No: 140

How does BGPsec protect advertisements by preventing from the malicious traffic flows?

1. It validates the AS path

2. It validates only the originating AS

3. It validates routes with encryption

4. It validates the next-hop AS

Answer: A

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