Enterprise Routing and Switching, Specialist Exam Questions PDF download

QUESTION: 16

Which statement is true when using LAGs with an EX4300?

Speeds on member links can differ.
Member links must be contiguous.
Half duplex is supported on the LAG.
You can have up to 16 member links per LAG.

Answer(s): D

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QUESTION: 17

Exhibit.

Which statement is true about the configuration shown in the exhibit?

Both the add-community and local-pref import policies will be evaluated routes are learned from neighbor 172.30.2.1.
Only the local –pref import will be evaluated when routes are learned neighbor 172.301.1.
No import policy will be evaluated when routes are learned from neighbor 172.30.2.1.
Only the add-community import policy will be evaluated routers are learned neighbor 172.30.1.1.

Answer(s): B

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QUESTION: 18

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?

Configure the three lab ports as edge ports
Configure an input filter on interface xe-0/2/0 to discard the RSTP packets
Configure the three lab ports under the protocols layer2-control bpdu-block hierarchy on the switch
Configure protocols rstp with the bpdu-block-on-edge parameter for interface xe-0/2/0

Answer(s): C

Reference:

https://www.juniper.net/documentation/en_US/junos/topics/reference/configuration-statement/bpdu-block-edit-protocols-layer2-control.html

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QUESTION: 19

Exhibit.

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

Configure an IRB interface for each VLAN and associate it with its corresponding VLAN
Configure all switch ports connecting to the host devices as access ports associated with a common VLAN.
Configure a port-based ACL that permits inter-VLAN routing for all configured VLANs.
Configure all switch ports connecting to the host devices as trunk ports associated with all VLANS.

Answer(s): B

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QUESTION: 20

Which statement is correct about 1S IS link state PDUs?

They are used to maintain link slid.: database synchronization
They are used to establish adjacencies
They are used to build the link state database.
They are used to determine whether the neighbors are Level 1 or Level 2

Answer(s): C

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Juniper Enterprise Routing and Switching, Specialist JN0-349 Dumps in PDF

Free Juniper JN0-349 Real Questions (page: 14)

QUESTION: 16

QUESTION: 17

QUESTION: 18

Reference:

QUESTION: 19

QUESTION: 20