Juniper Juniper Certifications JN0-102 Questions & Answers

• Question 81:

  -- Exhibit -user@router> show route inet.0: 9 destinations, 9 routes (9 active, 0 holddown, 0 hidden)

  + = Active Route, - = Last Active, * = Both

  10.10.10.91/32 *[Direct/0] 00:09:40

  >via lo0.0

  10.10.10.92/32 *[OSPF/10] 00:01:50, metric 1

  >to 172.16.1.2 via ge-0/0/2.0

  100.100.1.0/24 *[Static/5] 00:01:50

  Reject

  172.16.1.0/24 *[Direct/0] 00:06:09

  >via ge-0/0/2.0

  172.16.1.1/32 *[Local/0] 00:06:09

  Local via ge-0/0/2.0

  192.168.0.0/16 *[Aggregate/130] 00:00:06

  Reject

  192.168.0.0/17 *[Aggregate/130] 00:00:06

  >to 172.16.1.2 via ge-0/0/2.0

  192.168.50.0/24 *[Static/5] 00:00:06

  >to 172.16.1.2 via ge-0/0/2.0

  192.168.51.0/24 *[Static/5] 00:00:06

  >to 172.16.1.2 via ge-0/0/2.0

  user@router> show configuration policy-options

  policy-statement demo {

  term 1 {

  from {

  protocol aggregate;

  route-filter 192.168.0.0/16 longer;

  }

  then accept;

  }

  }

  user@router> show configuration protocols ospf

  export demo;

  area 0.0.0.0 {

  interface ge-0/0/2.0;

  }

  -- Exhibit -

  Given the configuration and routing table shown in the exhibit, which routes will be advertised to OSPF neighbors because of the demo policy?

  A. 192.168.0.0/16 only

  B. 192.168.0.0/17 only

  C. 192.168.0.0/16 and 192.168.0.0/17

  D. 192.168.0.0/17, 192.168.50.0/24, and 192.168.51.0/24

  Correct Answer: B

• Question 82:

  -- Exhibit -user@router> show route protocol static inet.0: 12 destinations, 12 routes (12 active, 0 holddown, 0 hidden)

  + = Active Route, - = Last Active, * = Both 192.168.1.0/24 *[Static/5] 00:03:13 >to 10.20.106.10 via fe-0/0/5.1 192.168.1.192/26 *[Static/5] 00:03:13 >to 10.20.14.131 via ge-0/0/0.0 192.168.1.192/27 *[Static/5] 00:03:13 >to 10.18.1.1 via ge-0/0/1.0 192.168.1.4/30 *[Static/5] 00:01:06 >to 10.20.14.130 via ge-0/0/0.0 -- Exhibit -Using the routing table shown in the exhibit, what will be the next-hop IP address used for a destination IP

  address of 192.168.1.1? (Assume that the only routes to this destination are static routes.)

  A. 10.20.14.130

  B. 10.18.1.1

  C. 10.20.14.131

  D. 10.20.106.10

  Correct Answer: D

• Question 83:

  What is the default export routing policy for EBGP?

  A. Accept all active BGP routes.

  B. Accept all BGP routes.

  C. Accept no routes.

  D. Accept all active IGP routes.

  Correct Answer: A

• Question 84:

  Which configuration causes RIP-learned routes to be advertised to other RIP neighbors?

  A. set protocol rip no-passive

  B. top edit policy-options policy-statement demoset term 1 from protocol ripset term 1 then accepttop set protocols rip group internal export demo

  C. set protocols rip advertise in-out

  D. top edit policy-options policy-statement demoset term 1 from active routesset term 1 then accepttop set protocols rip group internal export demo

  Correct Answer: B

• Question 85:

  Which command do you issue to upgrade the current software on Junos devices?

  A. request system software replace

  B. request system software install

  C. request system software add

  D. request system software upgrade

  Correct Answer: C

• Question 86:

  You have a network containing 120 routers. You must establish and maintain connectivity between the loopback interfaces of all routers. Because of the critical services using the network, you need redundancy and fast failover.

  Which routing protocol should you use in this scenario?

  A. OSPF

  B. RIP

  C. BGP

  D. static

  Correct Answer: A

• Question 87:

  Which statement describes an advantage of dynamic routing?

  A. Dynamic routing provides redundant IP addresses for end-user devices, unlike static routing.

  B. Dynamic routing requires no initial user configuration, unlike static routing.

  C. Dynamic routing provides DNS services along with IP connectivity; static routing does not.

  D. Dynamic routing typically requires less time to implement than static routing in a large network.

  Correct Answer: D

• Question 88:

  Which three statements are true about terms in a policy? (Choose three.)

  A. The order of the terms in a policy is irrelevant.

  B. The action is specified in a then statement.

  C. Terms are optional in a policy.

  D. The match condition can be identified with a from statement.

  E. A from statement is mandatory in a term.

  Correct Answer: BCD

• Question 89:

  -- Exhibit -...

  if-exceeding {

  bandwidth-limit 1m;

  burst-size-limit 3k;

  }

  then discard;

  -- Exhibit -The configuration in the exhibit is associated with which class of service component?

  A. classification

  B. policing

  C. queuing

  D. scheduling

  Correct Answer: B

• Question 90:

  Which statement describes an advantage of dynamic routing?

  A. Dynamic routing is typically more scalable when compared to static routing.

  B. Unlike static routing, dynamic routing requires no initial user configuration.

  C. Unlike static routing, dynamic routing provides redundant IP addresses for end-user devices.

  D. Dynamic routing provides DNS services along with IP connectivity, whereas static routing does not.

  Correct Answer: A