Exit demo JN0-649 Enterprise Routing and Switching, Professional (JNCIP-ENT) PDF format · free preview

Juniper JN0-649 - Questions & Answers

Free preview · every answer includes a full explanation

Product page: https://prepkeys.com/jn0-649.html

Question 1
Single choice

Referring to the exhibit, which statement is correct when a failure exists on the link between host2 and switch5 on this EVPN-VXLAN fabric?

A.

The switch5 device will send a Type 2route to all peers.

B.

The switch5 device will send a Type 4 route to all peers.

C.

The switch5 device will send a Type 1 route to all peers.

D.

The switch5 device will send a Type 3 route to all peers.

Question 2
Multiple choice

Which two multicast listenerregistration protocols are supported in the Junos operating system? (Choose two.)

A.

MLD

B.

DVMRP

C.

IGMP

D.

PIM

Question 3
Multiple choice

Which three configuration parameters must match on all switches within the same MSTP region? (Choose three.)

A.

VLAN to instance mapping

B.

revision level

C.

configuration name

D.

bridge priority

E.

region name

Question 4
Multiple choice

Which three MSTP parameters must match on all switches in the same MST region? (Choose three.)

A.

forwarding delay

B.

bridge priority

C.

revision number

D.

MSTI-to-VLAN mapping

E.

configuration name

Question 5
Multiple choice

A modified deficit round-robin scheduler is defined by which three variables? (Choose three.)

A.

priority

B.

WRED

C.

transmit rate

D.

Layer 3 fields

E.

buffer size

Question 6
Multiple choice

Referring to the exhibit, anycast RP is implemented to ensure multicast service availability. The source is currently sending multicast traffic using group 239.1.1.1 and R3 is receiving PIM register messages, but R2
does not have active source information.

In this scenario, what are two methods to receive the active source information on R2? (Choose two.)

A.

Configure an RP set in PIM on R1, allowing R1 to forward PIM register messages to R2 and R3 in the set.

B.

Configure an MSDP protocol between R2 andR3.

C.

Configure an RP set in PIM on R2 and R3, allowing the RPs to forward PIM register messages to the other RPs in the set.

D.

Configure an MSDP protocol between R1 and R2.

Question 7
Multiple choice

Referring to the exhibit, which two statements are correct? (Choose two.)

A.

BPDUs from the root bridge for VLAN 10 have been received on the ge-0/0/7.0 interface.

B.

DS-1 is the root bridge for VLAN 10.

C.

BPDUs fromthe root bridge for VLAN 20 have been received on the ge-0/0/7.0 interface.

D.

Default VSTP bridge priority values are configured.

Question 8
Multiple choice

Referring to the exhibit, a PIM-SM network is set up to enable communication between multicast devices.

Which two statements are true? (Choose two.)

A.

Before the formation of the rendezvous-point tree, a join message is sent from R1 to R3.

B.

Before theformation of the rendezvous-point tree, an IGMP is sent from the Receiver to R1.

C.

Before the formation of the rendezvous-point tree, an IGMP is sent from the Source to R5.

D.

Before the formation of the rendezvous-point tree, a join message is sent from R1 to R5.

Question 9
Single choice

You are asked to troubleshoot voice quality issues on your newly implement VoIP network. You notice that the voice packets are being dropped. You haveverified that the packets are correctly marked for expedited forwarding queue.

Referring to the exhibit, what must you configure to solve the problem?

A.

You must configure a multifield classifier to put the VoIP traffic in the correctqueue.

B.

You must configure a rewrite rule to ensure that the traffic is scheduled properly in the device.

C.

You must configure a scheduler to allocate bandwidth to the expedited forwarding queue.

D.

You must configure a policer to ensure that the queueis not being starved.

Question 10
Single choice

You are deploying IP phones in your enterprise network that must receive their power through their Ethernet connection. You are using your EX Series switch's PoE ports that support IEEE 802.3af.

In this scenario, what is the maximum amount of power allocated to each interface?

A.

10.2 W

B.

15.4 W

C.

30 W

D.

50 W

Showing 10 of 65 questions · Unlock the full set