Free JN0-649 Sample Questions — Enterprise Routing and Switching, Professional (JNCIP-ENT)

Enterprise Routing and Switching, Professional (JNCIP-ENT) (JN0-649) is a professional-level Juniper certification exam. The blueprint splits the exam across 6 domains, starting with Advanced OSPF and BGP, EVPN-VXLAN, Advanced Switching. On exam day you face around 65 questions in 90 minutes, in formats such as multiple choice. The 10 questions below are free samples written to match that style: answer each one first, then reveal the correct answer and note which topics you miss. The JN0-649 is rated hard in difficulty, and most candidates prepare with at least 24 months of hands-on experience. Because every answer is revealed in place, you can work through the whole set without leaving this page. Work through all 10 samples before deciding whether to buy the full 35+ question PDF.

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Question 1

You are using 802.1X authentication in your network to secure all ports. You have a printer that does not support 802.1X and you must ensure that traffic is allowed to and from this printer without authentication. In this scenario, what will satisfy the requirement?

  • A. MAC filtering
  • B. MACsec
  • C. static MAC bypass
  • D. MAC RADIUS
Show Answer
Correct Answer:
C. static MAC bypass
Question 2

You are asked to enforce user authentication using a captive portal before users access the corporate network. Which statement is correct in this scenario?

  • A. HTTPS is the default protocol for a captive portal
  • B. captive portal can be bypassed using an allowlist command containing a device’s IP address
  • C. When enabled, a captive portal must be applied to each individual interface
  • D. All Web browser requests are redirected to the captive portal until authentication is successful
Show Answer
Correct Answer:
D. All Web browser requests are redirected to the captive portal until authentication is successful
Question 3

Your network is multihomed to two ISPs. The BGP sessions are established; however, the ISP peers are not receiving any routes. Which two statements are correct about troubleshooting your configuration? (Choose two.)

  • A. Verify the import policies on your router
  • B. Verify that the BGP routes are active in your routing table
  • C. Verify the export policies on your router
  • D. Verity that the multihop settings are configured on your router
Show Answer
Correct Answer:
  • B. Verify that the BGP routes are active in your routing table
  • C. Verify the export policies on your router
Question 4

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
Show Answer
Correct Answer:
B. 15.4 W
Question 5

There are two BGP routes to 10.200.200.0/24 received from two external peers. Route 1 comes from a neighbor with a router ID of 10.10.100.1 and a peer IP address of 10.10.30.1, and route 2 comes from a neighbor with a router ID of 10.10.200.1 and a peer IP address of 10.10.50.1. Both routes have the same MED value, origin value, AS path length, and local preference number. In this scenario, which statement is correct about the active route?

  • A. Route 1 will be active because of the peer IP address
  • B. Route 2 will be active because of the peer IP address
  • C. Route 1 will be active because of the router ID
  • D. Route 2 will be active because of the router ID
Show Answer
Correct Answer:
C. Route 1 will be active because of the router ID
Question 6

Which statement is correct about IS-IS?

  • A. IS-IS uses areas and an autonomous system
  • B. Level 1/2 routers automatically inject a default route to the nearest Level 1 router
  • C. Level 2 routers must share the same area address
  • D. Level 1 routers route traffic between autonomous systems
Show Answer
Correct Answer:
A. IS-IS uses areas and an autonomous system
Question 7

You must ensure that all routes in the 10.0.0/8 address range are not advertised outside of your AS. Which well-known BGP community should be assigned to these addresses to accomplish this task?

  • A. no-export
  • B. no-peer
  • C. internet
  • D. no-advertise
Show Answer
Correct Answer:
A. no-export
Question 8

A Layer 2 connection does not expend across data centers. The IP subnet in a Layer 2 domain is confined within a single data center. Which EVPN route type is used to communicate prefixes between the data centers?

  • A. Type 1
  • B. Type 2
  • C. Type 4
  • D. Type 5
Show Answer
Correct Answer:
D. Type 5
Question 9

You are asked to configure 802.1X on your access ports to allow only a single device to authenticate. In this scenario, which configuration would you use?

  • A. single supplicant mode
  • B. multiple supplicant mode
  • C. single-secure supplicant mode
  • D. MAC authentication mode
Show Answer
Correct Answer:
C. single-secure supplicant mode
Question 10

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
Show Answer
Correct Answer:
  • A. VLAN to instance mapping
  • B. revision level
  • C. configuration name

JN0-649 sample questions FAQ

Are these JN0-649 sample questions from the real exam?

No. They are original practice questions written to match the format and topic mix of the Enterprise Routing and Switching, Professional (JNCIP-ENT) exam, which contains around 65 questions. Treat them as representative practice, not leaked exam content.

How many free JN0-649 sample questions do I get?

This page includes 10 questions, each with its correct answer you can reveal in place. The full study PDF expands that to 35+ questions.

Do the sample questions include the correct answers?

Yes. Open the answer panel under each question to see which option is correct. Answer first, then reveal, so the set works as a self-check rather than a reading exercise.

Is 10 sample questions enough to pass the JN0-649?

Not on its own. Use the samples to find weak topics, revise them against the official domains, then work through the full 35+ question set under timed conditions before booking the exam.

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