JN0-648 Practice Exam Tests Latest Updated on Jan-2022 [Q44-Q61] | TestBraindump

JN0-648 Practice Exam Tests Latest Updated on Jan-2022 [Q44-Q61]

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JN0-648 Practice Exam Tests Latest Updated on Jan-2022

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How to Prepare for Juniper JN0-648: Enterprise Routing and Switching, Professional (JNCIP-ENT) Exam

Preparation Guide for Juniper JN0-648: Enterprise Routing and Switching, Professional (JNCIP-ENT) Exam

Introduction

Juniper Networks, Inc. is an American multinational company based in Sunnyvale, California. The business designs and markets networking products, including routers, switches, network management tools, network security products, and software-defined networking technologies.

Juniper Networks initially concentrated on core routers used by Internet Service Providers (IENTs) to conduct IP address searches and guide internet traffic. By purchasing Unisphere, the firm joined the market in 2002 for edge routers used by IENTs to redirect Internet traffic to individual users. In 2003, Juniper joined the IT defense business with its JProtect security toolkit before purchasing NetScreen Technologies security company the following year. Juniper joined the enterprise market in the early 2000s, accounting for one-third of its sales by 2005. As of 2014, Juniper concentrated on designing innovative software-defined networking devices.

Many applicants involved in Service Provider Routing and Switching, Technical (JNCIP-ENT) qualification may be familiar with the JN0-662 test. However, the JN0-662 Lifetime Exam (EOL) concluded on June 21, 2020. You need to take the JN0-648 Juniper certification exam now to complete the Service Provider Routing and Switching, Technical (JNCIP-ENT) certification exam. Juniper JNCIP – ENT Certification is the technical standard of Juniper Service Provider Routing and Switching Certification Track. The Juniper Networks Certification Program (JNCP) Service Provider Routing and Switching Track help members to show competence in Juniper Networks technologies. Successful candidates show comprehensive knowledge of networking technologies in general and the Juniper Networks service provider routing and switching platforms. This credential protocol allows applicants to pass four tests, including the Associate Exam (JN0-103), the Expert Exam (JN0-362), and the Technical Exam (JN0-648).

In this guide, we will cover the Juniper JN0-648 practice exams, certified professionals salary, and all aspects of the Juniper JN0-648 dumps.

 

NEW QUESTION 44
Click the Exhibit button.

You are configuring an EVPN overlay to allow VLANs to be stretched between two campus sites, but EVPN routes are not being exchanged.
Referring to the exhibit, which configuration statement would solve this problem?

  • A. Apply the set protocols bgp group EVPN family inet-vpn any configuration on MX1 and MX?
  • B. Apply the delete protocols bgp group EVPN multipath multiple-an configuration on MX1 and MX2
  • C. Apply the set protocols bgp group EVPN family EVPN signaling configuration on MX2.
  • D. Apply the delete protocols bgp group EVPN cluster 172 .1.1. 53 configuration on MX2

Answer: C

 

NEW QUESTION 45
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?

  • A. There is an interface subnet mask mismatch.
  • B. There is an interface MTU mismatch.
  • C. There is an OSPF area mismatch.
  • D. There is an interface type mismatch.

Answer: B

Explanation:
Explanation/Reference:

 

NEW QUESTION 46
Exhibit:

Your IS-IS adjacency is not established as shown in the exhibit. What is the problem?

  • A. There is an area mismatch
  • B. There is an MTU mismatch
  • C. There is an invalid IPv4 router ID
  • D. There is an invalid IPv6 router ID

Answer: A

 

NEW QUESTION 47
Click the Exhibit button.

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

  • A. The C-VLANs 100-200 will be sent as the inner VLAN tag.
  • B. The C-VLAN traffic will be encapsulated with an outer VLAN tag of 10.
  • C. The C-VLAN 150 will be sent as the inner VLAN tag.
  • D. The C-VLAN traffic will be encapsulated with an outer VLAN tag of 150.

Answer: A,B

Explanation:
Explanation/Reference:

 

NEW QUESTION 48
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-balancecommand to the configuration. After committing, you notice that the flows are still using only one path.
In this scenario, which statement is correct?

  • A. The clear pim join-distributioncommand must be issued.
  • B. The interfaces must be specified to use for load balancing.
  • C. PIM join load-balancing only works for PIM-DM.
  • D. IGMP snooping must also be configured.

Answer: A

 

NEW QUESTION 49
Exhibit.

You are authenticating user devices connected to your ex Series switch. You have802.1X and MAC RADIUS configured for all ports A user is complaining about the time it takes to connect their non-802.1X device on ge-0/0/15 using MAC RADIUS authentication Referring to the exhibit, what should be done to accelerate the authentication process?

  • A. Configure the restrict feature for MAC RADIUS on ge-0/0/15.
  • B. Change the 802.1X retry attempts value to 5 on ge-0/0/15
  • C. Configure the no-reauthentication feature for 802.1X on ge-0/0/15
  • D. Change the supplicant mode to multiple on ge-0/0/15

Answer: D

 

NEW QUESTION 50
Click the Exhibit button.

You receive the same 75.100.0.0/16 route from all four ISPs to which you are connected.
Referring to the exhibit, which ISP's route will be selected as active?

  • A. ISP-B
  • B. ISP-C
  • C. ISP-D
  • D. ISP-A

Answer: C

 

NEW QUESTION 51
Exhibit.

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?

  • A. It will be accomplished by term 1.
  • B. It will be accepted by term 1.
  • C. It will be rejected by term 2.
  • D. It will be evaluated by the next policy.
  • E. It will be accepted by the default policy

Answer: D

 

NEW QUESTION 52
Which BGP message type contains NLRI information?

  • A. open
  • B. update
  • C. keepalive
  • D. notification

Answer: B

 

NEW QUESTION 53
Exhibit:

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

  • A. There can be more than one OSPF neighbor on the ge-0/0/1 interface.
  • B. There can be more than one OSPF neighbor on the ge-0/0/0 interface
  • C. The DR election process is not finished for the ge-0/0/0 interface
  • D. There is no need for a DR for the ge-0/0/0 interface.

Answer: A,D

 

NEW QUESTION 54
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?

  • A. Set the reauthentication interval to a value of disable.
  • B. Configure the server fail fallback with a value of sustain.
  • C. Set the reauthentication interval to a value of 0.
  • D. Configure the static MAC bypass for the authentication server.

Answer: B

 

NEW QUESTION 55
Exhibit:

You are authenticating user devices connected to your ex Series switch. You have 802.1X and MAC RADIUS configured for all ports A user is complaining about the time it takes to connect their non-802.1X device on ge-0/0/15 using MAC RADIUS authentication Referring to the exhibit, what should be done to accelerate the authentication process?

  • A. Configure the restrict feature for MAC RADIUS on ge-0/0/15.
  • B. Change the 802.1X retry attempts value to 5 on ge-0/0/15
  • C. Configure the no-reauthentication feature for 802.1X on ge-0/0/15
  • D. Change the supplicant mode to multiple on ge-0/0/15

Answer: D

 

NEW QUESTION 56
Which EVPN route type is used for fast convergence and for advertising the split horizon label?

  • A. Type 4
  • B. Type 5
  • C. Type 1
  • D. Type 2

Answer: C

 

NEW QUESTION 57
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. )

  • A. configuration name
  • B. MSTI-to-VLAN mapping
  • C. max age
  • D. revision level
  • E. bridge priority

Answer: A,B,D

 

NEW QUESTION 58
Exhibit:

You are troubleshooting a route problem in the topology shown in the exhibit. The 10.30.0 0/24 route is not reachable from the R3 router. What would cause this problem?

  • A. R3 does not have a route to the BGP next hop of 10.30.0.0/24
  • B. R4 is not advertising the 10.30.0.0/24 route to R3
  • C. R3 does not have an OSPF route for 10.30.0.0/24
  • D. R3 does not have an established BGP session with R4.

Answer: A

 

NEW QUESTION 59
Exhibit.


You have applied the CoS configuration shown in the exhibit to an EX4300 switch.
Which two statements are true? (Choose two. )

  • A. Packets in low priority queues are serviced when strict-high priority queues have no available credits
  • B. All strict-high priority queues are serviced in a round-robin fashion regardless of available credits.
  • C. Packets in low priority queues transmit only when start-high priority queues are empty
  • D. All strict-high priority queues are serviced in a round-robin fashion as long as they have remaining credits

Answer: C,D

 

NEW QUESTION 60
Click the Exhibit button.

You are configuring an EVPN overlay to allow VLANs to be stretched between two campus sites, but EVPN routes are not being exchanged.
Referring to the exhibit, which configuration statement would solve this problem?

  • A. Apply the delete protocols bgp groupEVPN cluster 172.1.1.55configuration on MX2.
  • B. Apply the set protocols bgp group EVPN family inet-vpn anyconfiguration on MX1 and MX2.
  • C. Apply the set protocols bgp group EVPN family evpn signaling configuration on MX2.
  • D. Apply the delete protocols bgp group EVPN multipath multiple-as configuration on MX1 and MX2.

Answer: C

 

NEW QUESTION 61
......


Juniper JN0-648 Exam Topics:

SectionObjectives
Layer 2 Authentication and Access ControlDescribe the operation of various Layer 2 authentication or access control features
  • Authentication process flow
  • 802.1x: concepts and functionality
  • MAC RADIUS
  • Captive portal
  • Server fail fallback
  • Guest VLAN
  • Considerations when using multiple authentication/access control methods

Given a scenario, demonstrate how to configure, troubleshoot, or monitor Layer 2 authentication or access control

EVPNDescribe the concepts, operation, or functionality of Junos EVPN
  • VXLAN
  • Multi-homing (for example, active route types)

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor EVPN

IP MulticastDescribe the concepts, operation, or functionality of IP multicast
  • Components of IP multicast, including multicast addressing
  • IP multicast traffic flow
  • Any-Source Multicast (ASM) vs. Source-Specific Multicast (SSM)
  • RPF: concept and operation
  • IGMP and IGMP snooping
  • PIM dense-mode and sparse-mode
  • Rendezvous point (RP): concept, operation, discovery, and election
  • SSM: requirements, benefits, address ranges
  • Anycast RP
  • MSDP
  • Routing policy and scoping

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor IP multicast

  • IGMP, PIM-DM, or PIM-SM (including SSM)
  • Implement IP multicast routing policy
Class of Service (CoS)Describe the concepts, operation, or functionality of Junos CoS for Layer 2 or 3 networks
  • CoS processing on Junos devices
  • CoS header fields
  • Forwarding classes
  • Classification
  • Packet loss priority
  • Policers
  • Schedulers
  • Drop profiles
  • Shaping
  • Rewrite rules

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor CoS for Layer 2 or 3 networks

Ethernet Switching and Spanning TreeDescribe the concepts, operation, or functionality of advanced Ethernet switching
  • Filter-based VLANs
  • Private VLANs
  • Dynamic VLAN registration using MVRP
  • Tunnel Layer 2 traffic through Ethernet networks
  • Junos Fusion Enterprise
  • Layer 2 tunneling using Q-in-Q and L2PT

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor advanced Ethernet switching

  • Filter-based VLANs
  • Private VLANs
  • Dynamic VLAN registration using MVRP
  • Tunnel Layer 2 traffic through Ethernet networks
  • Junos Fusion Enterprise
  • Layer 2 tunneling using Q-in-Q and L2PT

Describe the concepts, operation, or functionality of advanced spanning tree protocols, including MSTP or VSTP

  • Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor MSTP or VSTP
IP Telephony FeaturesDescribe the concepts, operation, or functionality of features that facilitate IP telephony deployments
  • Power over Ethernet (PoE)
  • LLDP and LLDP-MED
  • Voice VLAN

Given a scenario, demonstrate how to configure, troubleshoot, or monitor features used to support IP telephony deployments

Interior Gateway Protocols (IGPs)Describe the concepts, operation, or functionality of IGPs
  • IS-IS
  • OSPFv2 and OSPFv3
  • Routing Policy

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor IGPs

BGPDescribe the concepts, operation, or functionality of BGP
  • BGP route selection process
  • Next hop resolution
  • BGP attributes: concept and operation
  • BGP communities
  • Regular expressions
  • Load balancing - multipath, multihop, forwarding table
  • NLRI families: inet and inet6
  • Advanced BGP options

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor BGP

  • Implement BGP routing policy

 

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