Enterprise Routing and Switching, Specialist (JNCIS-ENT) (JN0-348) Free Practice Test

Question 1

Which two statements are true about an EX2300 device? (Choose two.)

A. By default, all switch ports are trunk ports

B. By default, trunk ports can carry untagged traffic

C. By default, all switch ports are associated with the default VLAN

D. By default, all switch ports are access ports

Correct Answer: C,D

Question 2

What are two interarea OSPF LSA types? (Choose two.)

A. Type 1 router LSAs

B. Type 2 network LSAs

C. Type 4 ASBR summary LSAs

D. Type 3 summary LSAs

Correct Answer: C,D

Question 3

Which two statements are correct regarding the root bridge election process when using ST P? (Choose two )

A. A lower bridge priority is preferred

B. A higher bridge priority is preferred

C. A lower system MAC address is preferred

D. A higher system MAC address is preferred

Correct Answer: A,C

Question 4

Which mechanism is used to share routes between routing tables?

A. routing instances

B. forwarding instances

C. filter-based forwarding

D. RIB groups

Correct Answer: D

Question 5

Click the Exhibit button.

You want to prevent rogue BPDUs from lab devices reaching the internal through the Lab_Switch device.
Referring to the exhibit, what should be done to accomplish this task?

A. Configure protocols rstp with the bpdu-block-on-edge parameter for interface xe-0/2/0

B. Configure an input filter on interface xe-0/2/0 to discard the RSTP packets

C. Configure the three lab ports as edge ports

D. Configure the three lab ports under the protocols layer2-control bpdu-block hierarchy on the switch

Correct Answer: D

Question 6

You have a conference room with an open network port that is used by employees to connect to the network.
You are concerned about rogue switches being connected to this port
Which two features should you enable on your switch to limit access to this port? (Choose two.)

A. 802.1X

B. dynamic ARP inspection

C. DHCP snooping

D. MAC limiting

Correct Answer: B,C

Question 7

Which two statements are true about high availability on Junos devices? (Choose two.)

A. BFD is slower at detecting failures than default GRE or OSPF timers.

B. BFD is faster at detecting failures than default GRE or OSPF timers.

C. NSR is independent of helper routers to assist the routing platform in restoring routing protocol information.

D. NSR is dependent on helper routers to assist the routing platform in restoring routing protocol information.

Correct Answer: B,C

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Question 8

Exhibit.

Which statement is correct about the ISO NET address shown in the exhibit?

A. The system identifier is 6800.1001.00.

B. The area identifier is 0001.

C. The authority and format identifier (AFI) is 00.

D. This is not a valid NET address.

Correct Answer: B

Question 9

You need to a new ESXi host connected to port ge-0/0/1. One of the VMs configured with VLAN 10 is not reachable from any other device on the switch. To troubleshoot, you decide to verify of the VMs MAC address is learned properly under VLAN 10.
Which command would you use in this scenario?

A. Show Ethernet-switching table vlan-id 10

B. Monitor interface ge-0/01

C. Show interfaces ge-0/01 detail

D. Show vlans 10

Correct Answer: A

Question 10

Exhibit.

In the exhibit, each IP subnet in the network is associated with a unique VLAN ID.
Which action will ensure that Host C will communicate with Host A and Host B?

A. Configure all switch ports connecting to the host devices as trunk ports associated with all VLANs

B. Configure a port-based ACL that permits inter-VLAN routing for all configured VLANs.

C. Configure all switch ports connecting to the host devices as access ports associated with a common VLAN.

D. Configure an IRB interface for each VLAN and associate It with its corresponding VLAN.

Correct Answer: D

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Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) (JN0-348) Free Practice Test