JN0-648 | All About 100% Correct JN0-648 Questions

NEW QUESTION 1
Click the Exhibit button.

Referring to the exhibit, how is R1 learning the route from R2? R2 has an export policy with external type 2 configured.

• A. R2 has interface ge-0/0 configured as a passive interface under OSPFv3.
• B. R2 has interface ge-0/0/2 configured as a passive interface under OSPFv3.
• C. R2 has an interface policy with external type 1 configured.
• D. R2 has interface ge-0/0/2 configured in another area under OSPFv3.

Answer: C

NEW QUESTION 2
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?

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

Answer: C

NEW QUESTION 3
Exhibit.

Referring to the exhibit, on which three IS-IS routers will the attached bit be set? (Choose three. )

• A. R5
• B. R3
• C. R2
• D. R4
• E. R6

Answer: BCE

NEW QUESTION 4
Click the Exhibit button.

Referring to the exhibit, you must advertise the 100.0.0.0/16 routes from AS1 to AS2, but R2 is not advertising any BGP routes to R5.
Why is this happening in this scenario?

• A. The IBGP routes will not be advertised because you must use a policy to advertise IBGP routes.
• B. The IBGP routes are not active and EBGP will advertise only active routes.
• C. The IBGP routes will not be advertised because the AS path shows as incomplete.
• D. The IBGP routes are not active because the next hop is not reachable.

Answer: B

NEW QUESTION 5
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?

• A. Apply the DSCP code-point to the [edit class-of-service host-outbound-traffic] hierarchy.
• B. Apply the DSCP code-point to the [edit class-of-service interface lo0.0] hierarchy
• C. Apply the DSCP code-point in an egress policer.
• D. Apply the DSCP code-point to a rewrite rule.

Answer: A

NEW QUESTION 6
Packets enter a Juniper device and are classified as best effort. During the processing of the packet, the classification of the packets is changed to expedited forwarding by a multi-field classifier. The device is using the default CoS policies
Which statement is true in this scenario?

• A. The packet is forwarded according to the new packet classification, and the DSCP bits are rewritten to the new class.
• B. The packet is forwarded according to the new packet classification, and the DSCP bits do not change.
• C. The packet is forwarded according to the original packet classification, and the DSCP bits do not change.
• D. The packet is forwarded according to the original packet classification, and the DSCP bits are rewritten to the new class.

Answer: B

NEW QUESTION 7
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-D
• B. ISP-C
• C. ISP-B
• D. ISP-A

Answer: A

NEW QUESTION 8
Exhibit.

You are configuring, the PVLAN feature on your switches. The PVLAN will span the two EX Series switches shown in the exhibit
Which three configuration parameters must be enabled on the ports connecting the two switches? (Choose three. )

• A. family inet
• B. interface-mode access
• C. interface-mode trunk
• D. family Ethernet-switching
• E. inter-switch-link

Answer: CDE

NEW QUESTION 9
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?

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

Answer: B

NEW QUESTION 10
Which two statements are true about IS-IS levels? (Choose two.)

• A. Level 2 systems do not advertise Level 2 routes into a Level area by default.
• B. Level 2 systems must use the loopback address as a part of the ISO network address.
• C. Level 1 system only from adjacencies with other systems that have different area IDs.
• D. Level 1 systems use a default route to reach AS external routes located in other areas.

Answer: AD

NEW QUESTION 11
Click the Exhibit button.

traffic to the best-effort queue and traffic from 192.168.20.0/24 to the expedited forwarding queue. You received notice that some applications are not working after the change.
Which configuration change will remedy the problem?

• A. [edit firewall family inet filter ingress User@host # set term 3 then accept
• B. [edit firewall family inet filter ingress User@host # set term 3 then next
• C. [edit firewall family inet filter ingress User@host # set term 2 from protocol tcp
• D. [edit firewall family inet filter ingress User@host # set term 2 from service-filter hit

Answer: A

NEW QUESTION 12
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?

• A. The packet will be placed in a queue associated with the BA classifier.
• B. The packet will be placed into the queue which is least congested.
• C. The packet will be placed into the queue that has the most bandwidth assigned to it.
• D. The packet will be placed in a queue associated with the MF classifier.

Answer: A

NEW QUESTION 13
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. D18912E1457D5D1DDCBD40AB3BF70D5D
Which mechanism would you use to accomplish this task?

• A. MVRP
• B. filter-based VLANs
• C. Q-in-Q tunneling
• D. dynamic VLANs

Answer: B

NEW QUESTION 14
Which BGP message type contains NLRI information?

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

Answer: C

NEW QUESTION 15
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.)

• A. Reconfigure the multicast source to use an address in the range of 224.0.0.0 through 224.255.255.255.
• B. Reconfigure the multicast source to use an address in the range of 232.0.0.0 through 232.255.255.255.
• C. Add the multicast address to the [edit routing-options multicast ssm-map] stanza.
• D. Add the multicast address to the [edit routing-options multicast ssm-groups] stanza.

Answer: BD

NEW QUESTION 16
Which three types of ports are used for Junos Fusion Enterprise? (Choose three. )

• A. extended port
• B. authenticated port
• C. cascade port
• D. uplink port
• E. designated port

Answer: ACD

NEW QUESTION 17
Click the Exhibit button.

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

• 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.

Answer: D

NEW QUESTION 18
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 established BGP session with R4.
• D. R3 does not have an OSPF route for 10.30.0.0/24

Answer: A

NEW QUESTION 19
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?

• 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

Answer: D

NEW QUESTION 20
Exhibit.

Which two statements are true about the 802. 1X output shown in the exhibit? (Choose two.)

• A. EAPoL traffic will not be sent out of the use ge-0/0/1 interface
• B. EAPoL traffic will be sent out of the ge-0/0/1 interface.
• C. The supplicant is authenticated using 802. 1X
• D. The supplicant is not authenticated using 802. 1X

Answer: BD

NEW QUESTION 21
Which two statements are correct about a functional ESI LAG interface? (Choose two )

• A. The LACP system ID must be different
• B. The LACP system ID must be the same
• C. The ESI values must be different

Answer: BC

NEW QUESTION 22
Which type of BGP is used to peer with a different autonomous system?

• A. external
• B. classless
• C. dynamic
• D. static

Answer: A

NEW QUESTION 23
Exhibit.

Referring to the exhibit, which TTL value will be sent to the LLDP neighbors?

• A. 120 seconds
• B. 200 seconds
• C. 400 seconds
• D. 90 seconds

Answer: A

NEW QUESTION 24
You have configured class mode power management on an EX4300 to provide PoE power to telephone and security camera equipment. You want to ensure that security camera power takes priority over telephone power.
Which two actions would solve this problem? (Choose two.)

• A. Connect the security cameras to the lowest port numbers on the switch.
• B. Set the power priority to high on ports connected to security cameras.
• C. Set the maximum power settings on ports connected to security cameras.
• D. Set the power priority to low on ports connected to security cameras.

Answer: AB

NEW QUESTION 25
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