Free JN0-662 Questions for Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) JN0-662 Exam as PDF & Practice Test Engine

Exam Code/Number: JN0-662
Exam Name/Title: Service Provider Routing and Switching - Professional (JNCIP-SP)
Certification Provider: Juniper
Corresponding Certification: JNCIP-SP

Exam Questions: 68
Updated On: Oct 06, 2026

Question #1

You are troubleshooting a Layer 3 VPN issue. The VPN has been passing traffic successfully for some time, but now it is reported that traffic is no longer flowing. You look into the bgp.l3vpn.0 table and see newly hidden routes.
What would be the cause of this problem?

A. The LSP used to connect the PE routers is down.

B. The connection from the PE to the customer is down.

C. The family inet-vpn parameter was deleted from the BGP configuration of the PE router.

D. The BGP routes received from the customer are no longer reachable.

Discussion 0

Correct Answer: A Vote an answer

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Question #2

Click the Exhibit button.

Referring to the exhibit, what is the correct prefix length of the route for the multihomed device?

A. 296

B. 304

C. 192

D. 248

Discussion 0

Correct Answer: B Vote an answer

Question #3

You want to use IS-IS on a GRE interface where the underlying Layer 3 MTU is 1500.
Which statement is correct in this scenario?

A. IS-IS cannot be used because the IS-IS hello is not allowed to be fragmented and has the DF bit set.

B. IS IS can be used, but the networking device directly attached to the circuit must be capable of fragmentation.

C. IS-IS can be used because every IS-IS interface must be capable of transmitting packets at least as large as 1476 bytes, and the GRE header is 24 bytes.

D. IS-IS cannot be used, but the router can enable a GRE key that serves the same function as IS-IS.

Discussion 0

Correct Answer: B Vote an answer

Question #4

Click the Exhibit button.

The exhibit shows a BGP peering session for two PE routers. The BGP session is up, but IPv4 hosts in the Layer 3 VPN that use the BGP session are unable to communicate.
What is the problem?

A. The BGP peer does not support the restarter functionality.

B. The local BGP router does not support Layer 2 VPN and Layer 3 VPN NLRI address families at the same time.

C. The BGP peer does not support the add-path feature.

D. There is a mismatch in the supported NLRI address families between the BGP peers.

Discussion 0

Correct Answer: D Vote an answer

Question #5

With which two elements is a VRF table populated? (Choose two.)

A. Routes received from directly connected CE sites.

B. Routes received from PE routers with acceptable MP-BGP attributes.

C. Routes received from remotely connected CE sites.

D. Routes received from P routers with acceptable MP-BGP attributes.

Discussion 0

Correct Answer: A,B Vote an answer

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Question #6

Click the Exhibit button.

You have configured a BGP-signaled Layer 2 VPN with the configuration shown in the exhibit.
Which two statements are true in this situation? (Choose two.)

A. The route-distinguisher is in the wrong format.

B. Remote site 1 is dual-homed.

C. The local site is site ID 1.

D. Interface ge-0/0/l.512 is connected to the local site

Discussion 0

Correct Answer: B,C Vote an answer

Question #7

Click the Exhibit button.

Referring to the exhibit, what must be added to the existing configuration to ensure that per-prefix load balancing occurs?

A. multipath

B. multihop

C. family inet unicast

D. keep all

Discussion 0

Correct Answer: A Vote an answer

Free JN0-662 Questions for Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) JN0-662 Exam as PDF & Practice Test Engine

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