Juniper JN0-349 JNCIS-ENT Exam Questions Instant Access

Question 1

What are three reasons a router would send out an IS-IS link-state PDU? (Choose three.)

AA new external route is imported from BGP.

BThe router's link to a neighbor goes down.

CA new neighbor exists on the link.

DThe cost of a link to an existing neighbor has changed.

EIS-IS sends link-state PDUs at random intervals.

Answer : B, C, D

Question 2

You have configured storm control on your network devices. Your network has grown and you no longer have time to investigate each occurrence of a storm control violation. You want to enable a port to automatically be re-enabled after a storm violation.

In this scenario, which Junos OS configuration timeout would accomplish this task?

AConfigure the secure access port timeout.

BConfigure the port error disable timeout.

CConfigure the BPDU blocking timeout.

DConfigure the MAG aging table timeout.

Answer : B

Question 3

Click the Exhibit button.

A routing table contains multiple BGP routes to the same destination prefix. The route preference is the same for each route.

Referring to the exhibit, which route would be selected?

Aroute B

Broute D

Croute A

Droute C

Answer : B

Question 4

You are concerned that someone from outside the company could use an open conference room port to access the network.

Which feature should you use to address this concern?

Apersistent MAC learning

B802.1X

CDHCP snooping

DMAC limiting

Answer : B

Question 5

Click the Exhibit button.

You are implementing the network shown in the exhibit. You must ensure that all users can communicate with each other.

What are three steps that should be taken in this scenario? (Choose three.)

AYou must specify the appropriate Layer 3 IRB interface under each VLAN.

BYou must define all ports as trunk ports and include all VLANs as members.

CYou must define all ports as access ports and include the appropriate VLAN as a member.

DYou must configure a single logical IRB interface with an IP address for each of the three networks.

EYou must create a unique logical IRB interface for each network and assign an IP address within the appropriate network.

Answer : A, C, E

Question 6

Which statement is true about IP-IP tunnels?

AThe time-to-live value of the original packet Is decremented.

BIP-IP tunnels are protocol agnostic.

CThe packet is encapsulated unchanged before entering the tunnel

DThe packet header is replaced before entering the tunnel

Answer : C

Question 7

What BGP attribute is mostly likely to influence a remote AS that you do not peer with?

AThis is not possible given the local scope of BGP

BAS path

CMED

DLocal preference

Answer : B

Juniper Enterprise Routing and Switching, Specialist Exam JN0-349 JNCIS-ENT Exam Questions