Juniper JNCIP-ENT JN0-648 Exam Questions Available

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Juniper JNCIP-ENT JN0-648 Exam Questions Available

1. Which BGP message type contains NLRI information?

 
 
 
 

2. Click the Exhibit button.

Referring to the exhibit, which two statements are true regarding Q-in-Q tunneling? (Choose two.)

 
 
 
 

3. What is the correct authentication processing order on EX Series switches when multiple Layer 2 authentication methods are enabled?

 
 
 
 

4. You are implementing a single spanning tree instance in your network and want to use the protocol that will give you the best convergence time in the event of a physical network failure of the root bridge.

Which spanning tree protocol will satisfy this requirement?

 
 
 
 

5. What are three well-known mandatory BGP attributes? (Choose three.)

 
 
 
 
 

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

In this scenario, which statement is correct?

 
 
 
 

7. You have configured CoS on a Junos device. A packet is classified as best effort by a behavior aggregate (BA) classifier, and as expedited forwarding by a multifield (MF) classifier.

Which statement is true in this scenario?

 
 
 
 

8. You must ensure that all management traffic sourced from your Junos devices is set with a specific DSCP code-point value.

Which action will accomplish this task?

 
 
 
 

9. Click the Exhibit button.

A router is attempting to form an OSPF neighborship with another router.

However, the OSPF neighborship fails to establish completely.

Referring to the exhibit, what is the problem?

 
 
 
 

10. You are currently using VLAN IDs 2 through 300 within your Layer 2 domain and you need to configure VSTP to prevent loops. You must ensure that all VLANs are loop free.

In this scenario, which statement is correct?

 
 
 
 

11. Exhibit.

Referring to the exhibit, which two statements are true regarding Q-in-Q tunneling? {Choose two)

 
 
 
 

12. Exhibit.

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

Which statement is true in this scenario?

 
 
 
 

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

 
 
 
 

14. What are two supported PoE management modes? (Choose two.)

 
 
 
 

15. You have an MX960 configured as a Fusion aggregation device (AD) and two QFX5100 switches as satellite devices (SD). You have configured local-switching for each SD. A packet with an unknown MAC address is received on one of the SD extended ports.

Which statement is correct in this scenario?

 
 
 
 

16. Click the Exhibit button.

You are adding VNI 101 to your EVPN-VXLAN network, but traffic is not being sent or received.

Referring to the exhibit, which configuration statement will solve the problem?

 
 
 
 

17. Click the Exhibit button.

Referring to the exhibit, which statement is correct?

 
 
 
 

18. You are implementing 802.1x access control in your network of EX Series switches. You have some older client devices connecting to your network which do not support 802.1x.

Which statement is true regarding the older devices?

 
 
 
 

19. Your company has expanded into office space across the street. The new office space has a single Ethernet

connection connected to an unmanaged switch. You must sort traffic based on the IP address into different VLANs once the traffic arrives on your EX Series switches.

Which mechanism would you use to accomplish this task?

 
 
 
 

20. You notice a mass withdrawal of routes for some of the network hosts. You determine that the link on the ESI interface is down.

Which route type is used in this scenario?

 
 
 
 

21. You are deploying PIM source-specific multicast (SSM) for a new multicast messaging service. You have configured the multicast source to use 235.44.123.100 as the multicast address. You are not able to join the PIM SSM multicast feed.

Which two solutions would resolve this problem? (Choose two.)

 
 
 
 

22. Click the Exhibit button.

You have configured MSTP in your Layer 2 network. You are having problems with it establishing correctly.

Referring to the exhibit, what is causing the problem?

 
 
 
 

23. You are currently using VLAN IDs 2 through 300 within your Layer 2 domain and you need to configure VSTP to prevent loops You must ensure that all VL ANs are loop free.

In this scenario, which statement is correct?

 
 
 
 

24. You are designing a multicast topology to support IPv4 IPTV broadcasts in your organization. The design should support multiple multicast senders with overlapping group addresses while preventing interference between them. Client devices currently do not support IGMPv3.

Which approach would fulfill these requirements?

 
 
 
 

25. Exhibit.

Referring to the log shown in the exhibit, what is the problem with the OSPF adjacency establishment?

 
 
 
 

26. Your IPv4 multicast network uses different MX Series routers for the source DR and the PIM sparse-mode RP.

What is required before PIM register messages are exchanged between the DR and RP routers?

 
 
 
 

27. 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?

 
 
 
 

28. Which two statements about BGP communities are true? (Choose two.)

 
 
 
 

29. Which two statements are true about IS-IS levels? (Choose two.)

 
 
 
 

30. You must ensure that all management traffic sourced from your Junos devices is set with a specific DSCP

code-point value.

Which action will accomplish this task?

 
 
 
 

31. 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?

 
 
 
 

32. You are redistributing static routes into an OSPF area.

Which two statement are true is this scenario? (Choose two.)

 
 
 
 

33. Exhibit.

A router is attempting to form an OSPF neighborship with another router. However, the OSPF neighborship fails to establish completely.

Referring to the exhibit, what is the problem?

 
 
 
 

34. Which statement is correct about MSTP?

 
 
 
 

35. You have an IPv4 multicast network configured as PIM-SM.

What must be done before replacing your static RP with auto-RP?

 
 
 
 

36. 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. )

 
 
 
 
 

37. which protocol is a multicast routing protocol?

 
 
 
 

38. You are asked to deploy 802.1X on your EX Series switches. You need to ensure authenticated devices continue to have access to the network even if the authentication server fails.

Which action meets this configuration objective?

 
 
 
 

39. Click the Exhibit button.

The policy shown in the exhibit is applied as an export policy to your BGP neighborship.

Which action will be taken for route 12.233.45.5?

 
 
 
 
 

40. You are using 802.1X in your access network consisting of EX Series switches. You recently had a failure with your RADIUS server which resulted in authenticating client devices being denied access to the network. You want to change this behavior so that authenticating clients are directed to a remediation VLAN.

Which RADIUS server failback setting satisfies this requirement?

 
 
 
 

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