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  4. JN0-648 - Enterprise Routing and Switching Professional (JNCIP-ENT)

Juniper JN0-648 Enterprise Routing and Switching Professional (JNCIP-ENT) Exam Practice Test

Demo: 13 questions
Total 1 questions
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Enterprise Routing and Switching Professional (JNCIP-ENT) Questions and Answers

Question 1

You are enabling MSTP in your Layer 2 network to prevent loops.

In this scenario, which three parameters must match on all switches in the network? (Choose three.)

Options:

A.

configuration name

B.

bridge priority

C.

MSTI-to-VLAN mapping

D.

max age

E.

revision level

Question 2

You want to view the VLANs that have been created dynamically using MVRP.

Which operational mode command will display this information?

Options:

A.

Show mvrp dynamic-vlan memberships

B.

Show mvrp interface

C.

Show mvrp registration-state

D.

Show mvrp applicant-state

Question 3

In IS-IS advertising POUs with the overload bit has which effect?

Options:

A.

The local device will no longer be used for transit traffic

B.

The local device's POUs are marked with a metric of 65535

C.

The ISIS adjacencies become passive

D.

The IS-IS adjacencies enter the "new" state

Question 4

Click the Exhibit button.

You are configuring BGP policies for a site with a dual-homed connection as shown in the exhibit. You must ensure that inbound traffic from Internet hosts flow through the ISP A connection.

Which statement is correct in this scenario?

Options:

A.

Apply a BGP export policy on R1 to assign a lower MED value to routes advertised to ISP A

B.

Apply a BGP export policy on R1 to assign a higher local preference value to routes advertised to ISP A

C.

Apply a BGP export policy onR2to assign a lower origin value to routes advertised to ISP B

D.

Apply a BGP export policy to R2 to prepend [65001 65001 65001 65001 65001] to the AS path of routes advertised to ISP B

Question 5

Which BGP message type contains NLRI information?

Options:

A.

notification

B.

keepalive

C.

update

D.

open

Question 6

Click the Exhibit button.

Referring to the exhibit, how is R5 able to learn the networks that exist within the NSSA?

Options:

A.

R5 learns those networks from Type 3 LSAs advertised by R2.

B.

R5 learns those networks from Type 3 LSAs advertised by R3.

C.

R5 does not learn those networks and uses a default route advertised by R3 instead.

D.

R5 does not learn those networks but uses a default route advertised by R2 instead.

Question 7

Exhibit.

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

Which statement is true in this scenario?

Options:

A.

After the formation of the shortest-path tree, a join message is sent from R2 to R1.

B.

After the formation of the shortest-path tree, a join message is sent from R1 to R5

C.

After the formation of the shortest-path tree, a prune message is sent from R1 to R2.

D.

After the formation of the shortest-path free, a prune message is sent from R1 to R5.

Question 8

You receive the same 100.200.0/16 route from all four ISPs to which you are connected.

Referring to the exhibit, which ISP's route will be selected as active?

Options:

A.

ISP-A

B.

ISP-B

C.

ISP-C

D.

ISP-D

Question 9

Which EVPN route type is used for fast convergence and for advertising the split horizon label?

Options:

A.

Type 4

B.

Type 2

C.

Type 1

D.

Type 5

Question 10

You have PIM SM multicast configure and running in a network environment comprised of EX4300 devices. Your customer report increased delay when switching channels using IPTV. To help decrease the delay, you implement PIM join balancing. You add the set protocol pim join-load-balance command to the configuration. After committing, you notice that the flows are still using one path.

In this scenario, which statement is correct?

Options:

A.

The interface must be specified to use for load balancing

B.

PIM join load-balancing also be configured.

C.

IGMP snooping must be configured.

D.

The clear pim join-distribution command must be issued.

Question 11

Which type of BGP is used to peer with a different autonomous system?

Options:

A.

external

B.

classless

C.

dynamic

D.

static

Question 12

Exhibit.

YourNet is learning the 210.210.40.0/24 route from Provider A and Provider B YourNet would like to forward traffic destined to the 210.210.40.0/24 networking using Provider B.

Referring to the exhibit, how would you accomplish this task?

Options:

A.

Add the well-known no-export community to the routes learned through R2.

B.

Apply an export policy to R1's IBGP peers to set a higher local preference.

C.

Add the well-known no-export community to the routes learned through R1.

D.

Apply an export policy to R2's IBGP peers to set a Their local preference.

Question 13

You will to route Layer 3 PVLAN traffic within the secondary VLAN.

What is required to accomplish this task?

Options:

A.

a community VIAN

B.

an IRB

C.

an FBF policy

D.

an isolated VLAN

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Demo: 13 questions
Total 1 questions
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