The Secret Of Juniper JN0-648 Dumps Questions

NEW QUESTION 1
What are three well-known mandatory BGP attributes? (Choose three.)

• A. AS-path
• B. community
• C. origin
• D. MED
• E. next-hop

Answer: ACE

NEW QUESTION 2
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?

• A. set routing-instances EVPN1 instance-type evpn
• B. set routing-instances EVPN1 vxlan encapsulate-inner-vlan
• C. set routing-instances EVPN1 bridge-domains BD-101 vxlan vni 101
• D. set routing-instances EVPN1 vrf-table-label

Answer: A

NEW QUESTION 3
Click the Exhibit button.

You are configuring BGP policies for a site with a dual-homed connection as shown in the exhibit. You need all outbound traffic to egress the network through the link to ISP B by default. The ISPs should not be able to override this behavior through BGP attributes.
Which BGP attribute would you modify on the ISP-received routes to accomplish this objective?

• A. local preference
• B. next-hop
• C. MED
• D. origin

Answer: A

NEW QUESTION 4
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?

• 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.

Answer: D

NEW QUESTION 5
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?

• A. By default, the supplicant will send EAP messages and keep the port in an unauthorized state.
• B. By default, the authenticator will send EAP messages and keep the port in an unauthorized state.
• C. By default, the supplicant will send EAP messages until it reaches a predefined limit, after which it begins to forward traffic.By default, the authenticator will send EAP messages until it reaches a predefined, after which it begins to forward traffic.

Answer: C

NEW QUESTION 6
When redistributing IGP routes into BGP. what information .s used by default on Junos platforms to determine
the BGP route's MED attribute value?

• A. routing information base
• B. the IGP route preference
• C. the IGP Metric
• D. route protocol source

Answer: C

NEW QUESTION 7
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?

• A. Type 2
• B. Type 3
• C. Type 1
• D. Type 5

Answer: C

NEW QUESTION 8
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 9
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?

• A. You must enable RSTP to account for all VLANs.
• B. You must ensure that the VLANs are balanced between two different root bridges.
• C. You must ensure that the bridge priority is set to the lowest value on all switches in the Layer 2 domain.
• D. You must enable all VLANs, 2 through 300, under the VSTP configuration

Answer: D

NEW QUESTION 10
Click the Exhibit button.


Referring to the exhibit, which statement is correct?

• A. This router is an ASBR.
• B. This router is an ABR.
• C. This router is connected to 27 different areas.
• D. This router originated the LSA.

Answer: D

NEW QUESTION 11
Your network is configured for EVPN load balancing on three different access switches During an outage, you notice that not all interfaces are receiving traffic as expected
Which two requirements would you validate to identify this problem? (Choose two )

• A. Validate that the same esi value is only configured on one interface per switch
• B. Validate that the same esi value is configured on multiple interfaces on all switches.
• C. Validate that all-active is configured for only interface per switch
• D. Validate that the all-active flag configured for multiple interfaces on each switch

Answer: BD

NEW QUESTION 12
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 13
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 14
You will to route Layer 3 PVLAN traffic within the secondary VLAN. What is required to accomplish this task?

• A. a community VIAN
• B. an IRB
• C. an FBF policy
• D. an isolated VLAN

Answer: B

NEW QUESTION 15
Exhibit.


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

• A. All strict-high priority queues are serviced in a round-robin fashion as long as they have remaining 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. Packets in low priority queues are serviced when strict-high priority queues have no available credits

Answer: AC

NEW QUESTION 16
What are two supported PoE management modes? (Choose two.)

• A. mixed
• B. standalone
• C. class
• D. static

Answer: CD

NEW QUESTION 17
Click the Exhibit button.

You are investigating reports of increased latency and discover that some routes cause customer traffic to traverse a route reflector instead of the optimal path.
Referring to the exhibit, which configuration statement would solve the problem?

• A. delete protocols bgp group BGP-MESH peer-as
• B. set policy-options policy-statement NHS term BGP_ROUTES from external
• C. set protocols bgp group BGP-MESH import NHS
• D. delete protocols bgp group BGP-MESH export NHS

Answer: B

NEW QUESTION 18
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 19
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 20
What is the correct authentication processing order on EX Series switches when multiple Layer 2 authentication methods are enabled?

• A. captive portal-> MAC RADIUS -> 802.1x
• B. 802.1x-> captive portal -> MAC RADIUS
• C. MAC RADIUS -> 1x -> captive portal
• D. 802.1x -> MAC RADIUS -> captive portal

Answer: D

NEW QUESTION 21
which protocol is a multicast routing protocol?

• A. OSPF
• B. BGP
• C. PIM
• D. IS-IS

Answer: C

NEW QUESTION 22
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?

• 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.

Answer: D

NEW QUESTION 23
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 24
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