JN0-663 Juniper Exam Questions and Free Practice Test

Question 7

Which two statements regarding ingress replication in EVPN are correct? (Choose two.)

A. Ingress replication will replicate all BUM traffic to all remote PEs in the EVI.

B. Ingress replication relies on PIM to build the multicast replication tree.

C. Ingress replication labels are learned from remote PEs through the EVPN Type-3 route.

D. Ingress replication is only supported in vrf-type routing instances.

Correct Answer:AC

Question 8

What are two reasons an IBGP learned route would be hidden? (Choose two.)

A. The route is suppressed by damping.

B. The route has a next hop of the local routing device.

C. The route is rejected by an export policy.

D. The route has an empty AS path.

Correct Answer:AB

Question 9

Which two statements are true about what a route reflector does by default when distributing routes it has received from reflector clients? (Choose two.)

A. It changes the default BGP attributes to inform peers that it is a route reflector.

B. It adds its cluster ID to the client-received routes.

C. It sets the next hop of all routes to "self' to prevent routing loops.

D. It does not change any received BGP attributes.

Correct Answer:BD

Question 10

You have a mixed vendor EVPN environment and you need to ensure VXLAN interoperability between all devices In this scenario which statement is correct?

A. You should only use Type 6 and Type 2 routes

B. You should only use pure Type 2 routes

C. You should only use Type 2 and Type 5 routes.

D. You should only use pure Type 5 routes

Correct Answer:C

Question 11

Exhibit:
JN0-663 dumps exhibit
The exhibit shows a BGP peering session for two PE routers. The BGP session is up, but the hosts in the Layer 2 VPN that uses the BGP session are unable to communicate.
What is the problem in this situation?

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

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

Correct Answer:C

Question 12

What information is stored in a VRF table for a BGP Layer 2 VPN? (Choose three.)

A. remote interface of local CE device

B. Layer 2 encapsulation

C. logical interface provisioned to local CE device local site ID

D. label-switched path

Correct Answer:BCD

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