JNCIP-ENT JN0-648 Real Exam Questions and Answers FREE Updated on Oct 01, 2021
JN0-648 Ultimate Study Guide - ITExamDownload
NEW QUESTION 35
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. Set the power priority to low on ports connected to security cameras.
- 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. Connect the security cameras to the lowest port numbers on the switch.
Answer: B,D
NEW QUESTION 36
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 static MAC bypass for the authentication server.
- C. Configure the server fail fallback with a value of sustain.
- D. Set the reauthentication interval to a value of 0.
Answer: C
NEW QUESTION 37
You are redistributing static routes into an OSPF area.
Which two statement are true is this scenario? (Choose two.)
- A. The area must be stub area.
- B. The routes can be advertised in type LSAs.
- C. The area must be the backbone area.
- D. The external route advertisements have a domain scope.
Answer: B,C
NEW QUESTION 38
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 esivalue is only configured on one interface per switch.
- B. Validate that all-activeis configured for only one interface per switch.
- C. Validate that the all-activeflag is configured for multiple interfaces on each switch.
- D. Validate that the same esivalue is configured on multiple interfaces on all switches.
Answer: B,D
NEW QUESTION 39
Click the Exhibit button.
During an outage, you review the status of the Q-in-Q implementation on VLAN 300.
Referring to the exhibit, what would be the cause of the outage?
- A. The VLAN range overlaps.
- B. The S-VLAN is disabled.
- C. The C-VLANs are disabled.
- D. There are no active ports.
Answer: D
NEW QUESTION 40
Exhibit.
Referring to the exhibit, you configured a new multicast classifier for the ge-1/2/0 interface ICMP traffic to the best-effort queue and traffic from 190.168.20.0/24 to the expedited forwarding queue. You received noticed that some application are not working after the change.
Which configuration change will remedy the problem?
- A. [edit firewall familyinet filter ingress
User@host # set term 2 from protocol tcp - 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 service-filter hit - D. [edit firewall family inet filter ingress
User@host # set term 3 then accept
Answer: D
NEW QUESTION 41
Exhibit.
Which two statements are true about the 802. 1X output shown in the exhibit? (Choose two.)
- A. EAPoL traffic will be sent out of the ge-0/0/1 interface.
- B. The supplicant is not authenticated using 802. 1X
- C. The supplicant is authenticated using 802. 1X
- D. EAPoL traffic will not be sent out of the use ge-0/0/1 interface
Answer: A,B
NEW QUESTION 42
Exhibit:
Referring to the log shown in the exhibit, what is the problem with the OSPF adjacency establishment?
- A. The interface IP addresses on the subnet are duplicates.
- B. The referenced IP address does not exist on the network segment.
- C. There is an MDS authentication mismatch.
- D. The OSPF database description packet is malformed.
Answer: A
NEW QUESTION 43
Which two statements about OSPF routing policies are correct? (Choose two.)
- A. By default, OSPF import policies reject network-summary LSAs.
- B. By default, OSPF export policies accept network-summary LSAs.
- C. By default, OSPF export policies reject network-summary LSAs.
- D. By default, OSPF import policies accept network-summary LSAs.
Answer: C,D
NEW QUESTION 44
Exhibit:
A router is attempting to form an OSPF neighborship with another router However, the OSPF neighborship tails to establish completely Referring to the exhibit, what is the problem?
- A. There is an interface subnet mask mismatch
- B. There is an interface type mismatch
- C. There 15 an OSPF area mismatch
- D. There is an interface MTU mismatch
Answer: D
NEW QUESTION 45
Click the Exhibit button.
You have configured and applied the policer shown in the exhibit to your Junos device.
Which statement is true in this scenario?
- A. Traffic exceeding the committed-information-rate will be rate limited.
- B. Traffic exceeding the committed-burst size will be marked with a loss priority of high.
- C. Traffic exceeding the committed-burst size will be discarded.
- D. Traffic exceeding the excess-burst size will be discarded.
Answer: B
NEW QUESTION 46
Exhibit.
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?
- A. The region name is not correct
- B. The MSTI-to-VLAN mapping does not match
- C. The revision number is the same on both devices
- D. You must assign a context ID number other than zero
Answer: B
NEW QUESTION 47
You want to view the VLANs that have been created dynamically using MVRP.
Which operational mode command will display this information?
- A. Show mvrp applicant-state
- B. Show mvrp registration-state
- C. Show mvrp dynamic-vlan memberships
- D. Show mvrp interface
Answer: C
NEW QUESTION 48
Exhibit:
You are implementing CoS for a custom application that is labeling its packets with DSCP code-point 101111. You have applied the configuration shown in the exhibit, but not that while some custom application traffic ingressin on ge-0/0/1 transits the SRX Series device successfully, packets ingressing all other ge-* interfaces are being dropped.
Which action should you take to solve this problem?
- A. Remove the BA classifier from all ge-interfaces.
- B. Apply the rate-limit-ef policer to all ge-interfaces.
- C. Modify the BA classifier to assign code point 101111 to loss priority low.
- D. Configure a scheduler and scheduler map for expedited-forwarding and apply to all interfaces.
Answer: B
NEW QUESTION 49
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. Change the supplicant mode to multiple on ge-0/0/15
- B. Configure the no-reauthentication feature for 802.1X on ge-0/0/15
- C. Configure the restrict feature for MAC RADIUS on ge-0/0/15.
- D. Change the 802.1X retry attempts value to 5 on ge-0/0/15
Answer: A
NEW QUESTION 50
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. Change the supplicant mode to multiple on ge-0/0/15
- B. Configure the no-reauthentication feature for 802.1X on ge-0/0/15
- C. Configure the restrict feature for MAC RADIUS on ge-0/0/15.
- D. Change the 802.1X retry attempts value to 5 on ge-0/0/15
Answer: A
NEW QUESTION 51
Which two statements are correct about a functional ESI LAG interface? (Choose two )
- A. The ESI values must be different
- B. The ESI values must be the same
- C. The LACP system ID must be different
- D. The LACP system ID must be the same
Answer: B,D
NEW QUESTION 52
Which protocol is used for port-level access control and authentication?
- A. AES
- B. 802.1x
- C. MD5
- D. IPsec
Answer: B
NEW QUESTION 53
Exhibit.
Your IS-IS adjacency is not established as shown in the exhibit. What is the problem?
- A. There is an invalid IPv4 router ID
- B. There is an invalid IPv6 router ID
- C. There is an area mismatch
- D. There is an MTU mismatch
Answer: C
NEW QUESTION 54
Exhibit:
You are adding VNI 101 to your EVPN-VXLAN network, but traffic is not being sent to received.
Referring to the exhibit, which configuration statement will solve the problem?
- A. set routing-instances EVPN1 vxlan encapsulate-inner-vlan
- B. set routing-instances EVPN1 instance-type evpn
- C. set routing-instances EVPN1 bridge-domains BD-101 vxlan vni 101
- D. set routing-instances EVPN1 vrf-table-label
Answer: B
NEW QUESTION 55
You receive the same 100.200.0/16 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-A
- C. ISP-B
- D. ISP-C
Answer: B
NEW QUESTION 56
Click the Exhibit button.
Referring to the exhibit, which statement is correct?
- A. This router originated the LSA.
- B. This router is an ASBR.
- C. This router is connected to 27 different areas.
- D. This router is an ABR.
Answer: A
NEW QUESTION 57
Exhibit:
Your IS-IS adjacency is not established as shown in the exhibit. What is the problem?
- A. There is an invalid IPv4 router ID
- B. There is an invalid IPv6 router ID
- C. There is an area mismatch
- D. There is an MTU mismatch
Answer: C
NEW QUESTION 58
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