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Home Juniper JN0-648

Juniper JN0-648 Exam Practice Questions (P. 4)

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Question #16
You have an MX960 configured as a Fusion aggregation device (AD) and two QFX5100 switches as satellite devices (SD). You have configured local- switching for each SD. A packet with an unknown MAC address is received on one of the SD extended ports.
Which statement is correct in this scenario?
  1. A
    The packet is dropped and a reject message is sent out to the port where it was received.
  2. B
    The packet is silently discarded and a reject message is sent to the AD.
  3. C
    The packet is flooded out of all the ports on the SD except the one where it was received.
  4. D
    The packet is sent to the AD to be processed and forwarded.

Correct Answer:
D

Question #17
When configuring class of service, what would you use to allocate bandwidth to a forwarding class?
  1. A
    buffer depth
  2. B
    transmit rate
  3. C
    bandwidth
  4. D
    speed

Correct Answer:
B

Question #18
You are using 802.1X in your access network consisting of EX Series switches. You recently had a failure with your RADIUS server which resulted in authenticating client devices being denied access to the network. You want to change this behavior so that authenticating clients are directed to a remediation
VLAN.
Which RADIUS server failback setting satisfies this requirement?
  1. A
    permit
  2. B
    move
  3. C
    sustain
  4. D
    deny

Correct Answer:
B

Question #19
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.)
  1. A
    Connect the security cameras to the lowest port numbers on the switch.
  2. B
    Set the power priority to high on ports connected to security cameras.
  3. C
    Set the maximum power settings on ports connected to security cameras.
  4. D
    Set the power priority to low on ports connected to security cameras.

Correct Answer:
AB

Question #20
Click the Exhibit button.

Referring to the exhibit, how is R5 able to learn the networks that exist within the NSSA?
  1. A
    R5 learns those networks from Type 3 LSAs advertised by R2.
  2. B
    R5 learns those networks from Type 3 LSAs advertised by R3.
  3. C
    R5 does not learn those networks and uses a default route advertised by R3 instead.
  4. D
    R5 does not learn those networks but uses a default route advertised by R2 instead.

Correct Answer:
D

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