JN0-351 practice questions 31–40

1. Question 31 · 105 in bank

   Select 3

   In RSTP, which three port roles are associated with the discarding state? (Choose three.)

   • Aroot
   • Bbackup
   • Calternate
   • Ddisabled
   • Edesignated

   Show answer

   Answer: BCD

   Next question

2. Question 32 · 105 in bank

   Two routers share the same highest priority and start time. In this situation, what is evaluated next when determining the designated router?

   • AThe router with the lowest router ID become the DR.
   • BThe router with the highest router ID becomes the DR.
   • CThe routers perform another DR election.
   • DThe router with the highest MAC address become the DR.

   Show answer

   Answer: B

   Next question

3. Question 33 · 105 in bank

   Select 2

   Which two statements about redundant trunk groups on EX Series switches are correct? (Choose two.)

   • ARedundant trunk groups load-balance traffic across two designated uplink interfaces.
   • BIf the active link fails, then the secondary link automatically takes over.
   • CLayer 2 control traffic is permitted on the secondary link.
   • DRedundant trunk groups must be connected to the same aggregation switch.

   Show answer

   Answer: BC

   Next question

4. Question 34 · 105 in bank

   You are attempting to configure the initial two aggregated Ethernet interfaces on a router but there are no aggregated Ethernet interfaces available. In this scenario, which configuration will enable these interfaces on this router?

   • A//IMG//
   • B//IMG//
   • C//IMG//
   • D//IMG//

   Show answer

   Answer: B

   Next question

5. Question 35 · 105 in bank

   Select 2

   Which two statements about BGP facilitate the prevention of routing loops between two autonomous systems? (Choose two.)

   • AEBGP routers will append their AS number when advertising routes to their neighbors.
   • BEBGP routers will only accept routes that contain their own AS number in the AS_PATH.
   • CEBGP routers will drop routes that contain their own AS number in the AS_PATH.
   • DEBGP routers will prepend their AS number when advertising routes to their neighbors.

   Show answer

   Answer: CD

   Next question

6. Question 36 · 105 in bank

   Which statement is correct about the IS-IS ISO NET address?

   • AAn ISO NET address defined with a system ID of 0000.0000.0000 must be selected as the DIS.
   • BAn ISO NET address must be unique for each device in the network.
   • CYou can only define a single ISO NET address per device.
   • DThe Area ID must match on all devices within a L2 area.

   Show answer

   Answer: B

   Next question

7. Question 37 · 105 in bank

   What is the default MAC age-out timer on an EX Series switch?

   • A30 minutes
   • B30 seconds
   • C300 minutes
   • D300 seconds

   Show answer

   Answer: D

   Next question

8. Question 38 · 105 in bank

   Select 2

   Which two statements are correct about generated routes? (Choose two.)

   • AGenerated routes require a contributing route.
   • BGenerated routes show a next hop in the routing table.
   • CGenerated routes appear in the routing table as static routes.
   • DGenerated routes cannot be redistributed into dynamic routing protocols.

   Show answer

   Answer: AB

   Next question

9. Question 39 · 105 in bank

   What is a purpose of using a spanning tree protocol?

   • Ato look up MAC addresses
   • Bto eliminate broadcast storms
   • Cto route IP packets
   • Dto tunnel Ethernet frames

   Show answer

   Answer: B

   Next question

10. Question 40 · 105 in bank

    Select 2

    Which two types of tunnels are able to be created on all Junos devices? (Choose two.)

    • ASTP
    • BGRE
    • CIP-IP
    • DIPsec

    Show answer

    Answer: BC

    Next question

Keyboard:J Kmove between questionsA–Dselect an answerRshow or hide the answer← →change page

JN0-351 practice, question 31. 105 questions available.