最新的JNCIP認證 JN0-660考試題庫

問題1

Your multicast receivers are indirectly connected to an MX Series router. The receivers need to join multicast group 224.2.2.2. What must be configured in IGMP to receive report messages from receivers that are multiple hops away?

A. Promiscuous mode must be enabled in IGMP.

B. DVMRP protocol must be configured.

C. By default, IGMP accepts report messages from indirectly connected receivers.

D. Promiscuous mode must be disabled in IGMP.

正確答案: A

問題2

You are asked to configure auto-RP as part of a new PIM sparse mode deployment in your network. Which two configuration tasks are required? (Choose two.)

A. All non-RP routers must be configured with the mapping auto-RP role.

B. All RP routers must be configured with the mapping auto-RP role.

C. All RP routers must be configured with the discovery auto-RP role.

D. All non-RP routers must be configured with the discovery auto-RP role.

正確答案: B,D

問題3

Refer to the exhibit.

What is the expected result based on the configuration shown in the exhibit?

A. To discourage EBGP routers from using the path through 10.10.10.2

B. To discourage IBGP routers from using the path through 10.10.10.2

C. To encourage EBGP routers to use the path through 10.10.10.2

D. To encourage IBGP routers to use the path through 10.10.10.2

正確答案: A

問題4

Refer to the exhibit.

What would explain why the policer is allowing 100 Mbps of traffic into the router?

A. The policer is applied in the wrong direction.

B. The policer is not using shared-bandwidth-policer, which it must to achieve a rate of 50 Mbps of traffic.

C. The policer is not using logical-interface-policer, which it must to achieve a rate of 50 Mbps of traffic.

D. The burst-size-limit is inappropriate for the bandwidth-limit and for the default MTU of the ge*/3# interfaces.

正確答案: B

問題5

You are asked to design a Layer 2 VPN service between service provider networks that needs Ethernet transport capabilities. The VPN should support two or three endpoints. Which Layer 2 VPN technology should you propose?

A. LDP-signaled VPLS

B. BGP-signaled VPLS, using the RFC 4448 Layer 2 frame format

C. BGP Layer 2 VPN

D. LDP Layer 2 circuit, using the RFC 4448 Layer 2 frame format

正確答案: B

問題6

Refer to the exhibit.

What does 192.168.1.2 represent?

A. The address of the vltunnel interface

B. The router ID of the remote router

C. The router ID of the local virtual ABR

D. The address of the Area 0 virtual link

正確答案: B

問題7

Which two statements are true about OSPFv3? (Choose two.)

A. OSPFv3 uses a 128-bit router ID to uniquely identify a node in the network.

B. OSPFv3 routes are always preferred over OSPFv2 routes for all traffic.

C. OSPFv3 uses a 32-bit router ID to uniquely identify a node in the network.

D. OSPFv3 and OSPFv2 can be configured at the same time.

正確答案: C,D

問題8

-- Exhibit -

-- Exhibit -
Click the Exhibit button.
The exhibit displays an IS-IS topology and IS-IS configuration for R1, R2, and R3. R3 is redistributing the 10.100.100.0/24 route into IS-IS as an external IS-IS route. However, the 10.100.100.0/24 route is automatically being leaked into Area 49.2222.
How do you stop the automatic route leaking of the 10.100.100.0/24 prefix?

A. Remove the level 1 wide-metrics-only statement from R3.

B. Remove the level 2 wide-metrics-only statement from R1.

C. Remove the level 1 wide-metrics-only statement from R2.

D. Remove the level 2 wide-metrics-only statement from R2.

正確答案: A

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