Best exercises of Juniper certification JN0-660 exam and answers

IT-Tests.com is website that can take you access to the road of success. IT-Tests.com can provide the quickly passing Juniper certification JN0-660 exam training materials for you, which enable you to grasp the knowledge of the certification exam within a short period of time, and pass Juniper certification JN0-660 exam for only one-time.

In order to pass Juniper certification JN0-660 exam disposably, you must have a good preparation and a complete knowledge structure. IT-Tests.com can provide you the resources to meet your need.

Exam Code: JN0-660

Exam Name: Juniper (Service Provider Routing and Switching, Professional)

You can first download IT-Tests's free exercises and answers about Juniper certification JN0-660 exam as a try, then you will feel that IT-Tests.com give you a reassurance for passing the exam. If you choose IT-Tests.com to provide you with the pertinence training, you can easily pass the Juniper certification JN0-660 exam.

If you use the IT-Tests.com Juniper JN0-660 study materials, you can reduce the time and economic costs of the exam. It can help you to pass the exam successfully. Before you decide to buy our Juniper JN0-660 exam materials, you can download our free test questions, including the PDF version and the software version. If you need software versions please do not hesitate to obtain a copy from our customer service staff.

Juniper certification JN0-660 exams has a pivotal position in the IT industry, and I believe that a lot of IT professionals agree with it. Passing Juniper certification JN0-660 exam has much difficulty and needs to have perfect IT knowledge and experience. Because after all, Juniper certification JN0-660 exam is an authoritative test to inspect examinees' IT professional knowledge. If you have got a Juniper JN0-660 certification, your IT professional ability will be approved by a lot of IT company. IT-Tests.com also has a pivotal position in IT training industry. Many IT personnels who have passed Juniper certification JN0-660 exam used IT-Tests's help to pass the exam. This explains why IT-Tests's pertinence training program is very effective. If you use the training material we provide, you can 100% pass the exam.

JN0-660 (Service Provider Routing and Switching, Professional) Free Demo Download: http://www.it-tests.com/JN0-660.html

NO.1 Click the Exhibit button.
All routers in the exhibit are running IS-IS level 2 routing. The wide-metrics-only parameter is configured
on all routers. Which metric does R1 see for the path to R4?
A. 136
B. 138
C. 310
D. 320
Answer: D

Juniper   JN0-660   JN0-660

NO.2 Click the Exhibit button.
Referring to the exhibit, which MPLS feature was used to make the LSP the preferred path for internal
routes.?
A. traffic engineering bgp-igp
B. traffic engineering shortcuts
C. traffic engineering mpls-forwarding
D. install active
Answer: C

Juniper test   JN0-660 certification   JN0-660   JN0-660 braindump   JN0-660

NO.3 Which operational mode command displays the number of configured forwarding classes?
A. show interfaces queue ge-1/0/0
B. show interfaces terse
C. show class-of-service interface
D. show forwarding classes
Answer: A

Juniper   JN0-660   JN0-660 exam simulations   JN0-660

NO.4 In which two ways does VPLS populate the MAC table? (Choose two.)
A. dynamically using BGP
B. dynamically using the source MAC address on received frames
C. dynamically using LDP
D. statically using CLI
Answer: B, D

Juniper   JN0-660 questions   JN0-660   JN0-660

NO.5 Click the Exhibit button.
On your MX Series router, traffic using the critical scheduler is out of profile. All other data is currently in
profile. Referring to the exhibit, which statement is correct?
A. The critical queue is serviced before the less-critical queue.
B. The critical queue is serviced after the left-over queue.
C. The critical queue is serviced before the data queue.
D. The critical queue is serviced before the voice queue.
Answer: B

Juniper braindump   JN0-660   JN0-660 study guide   JN0-660 certification

NO.6 Which CoS feature supports per-VLAN queuing and scheduling?
A. multilevel scheduling
B. hierarchical scheduling
C. tagged queuing
D. per-instance queuing
Answer: C

Juniper   JN0-660 study guide   JN0-660 test   JN0-660   JN0-660 certification training

NO.7 Click the Exhibit button.
In the exhibit, ISP A is charged a higher rate for traffic sent to R2. You are asked to lower costs for ISP A
by configuring R1 to send traffic to R3 whenever possible.
What are two ways to do this? (Choose two.)
A. set protocols bgp group isp-b neighbor 192.0.2.6 local-preference 120
B. set protocols bgp group isp-b neighbor 192.0.2.6 local-preference 80
C. set protocols bgp group isp-b neighbor 192.0.2.10 local-preference 120
D. set protocols bgp group isp-b neighbor 192.0.2.10 local-preference 80
Answer: B, C

Juniper answers real questions   JN0-660 test answers   JN0-660

NO.8 You manage an MPLS network where the PE devices consist of multiple vendors.
You are asked to conceal the MPLS topology for all LSPs.
Which global configuration parameter will accomplish this?
A. Configure no-decrement-ttl on the ingress router only.
B. Configure no-propagate-ttl on the ingress router only.
C. Configure no-decrement-ttl on all routers within the MPLS network.
D. Configure no-propagate-ttl on all routers within the MPLS network.
Answer: D

Juniper   JN0-660   JN0-660 answers real questions   JN0-660   JN0-660 exam prep

NO.9 Click the Exhibit button.
Referring to the exhibit, which type of traffic protection mechanism is used for the LSP?
A. fast-reroute
B. link-protection
C. node-link-protection
D. secondary
Answer: B

Juniper   JN0-660   JN0-660   JN0-660 braindump   JN0-660

NO.10 Which two statements are true about OSPFv3? (Choose two.)
A. OSPFv3 uses a 32-bit router ID to uniquely identify a node in the network.
B. OSPFv3 uses a 128-bit router ID to uniquely identify a node in the network.
C. OSPFv3 routes are always preferred over OSPFv2 routes for all traffic.
D. OSPFv3 and OSPFv2 can be configured at the same time.
Answer: A, D

Juniper pdf   JN0-660 answers real questions   JN0-660 answers real questions   JN0-660

NO.11 Click the Exhibit button.
You are asked to configure an OSPF network based on the topology shown in the exhibit. You must keep
the link-state database in Area 1 as small as possible. What will accomplish this?
A. Area 0 should be configured as a stub area so that it will not announce routes into Area 1.
B. Area 1 should be configured as an NSSA to limit the size of the link-state database.
C. Area 1 should be configured as a stub area with no-summaries to limit the size of the link-state
database.
D. Area 0 should be configured with a virtual link to R4 to limit the size of the Area 1 link-state database.
Answer: C

Juniper   JN0-660 questions   JN0-660   JN0-660

NO.12 You are the administrator for a network that uses IBGP. As the network grows, you must examine
options to support increased scale.
Which two scaling options should you consider? (Choose two.)
A. route reflection
B. areas
C. zones
D. confederations
Answer: B, C

Juniper   JN0-660 dumps   JN0-660   JN0-660 exam   JN0-660 exam simulations   JN0-660 certification training

NO.13 Click the Exhibit button.
Given the drop profile in the exhibit, what is the drop probability when the buffer reaches 90% full?
A. 60%
B. 70%
C. 85%
D. 90%
Answer: B

Juniper exam prep   JN0-660   JN0-660

NO.14 You are provisioning a new customer for access to your Layer 3 VPN. The customer is using
172.16.35.0/24 as their internal IP address space, which is also being used by an existing Layer 3 VPN
customer. The two customers share many PE routers in common across your network. Which mechanism
allows these duplicate addresses to exist in your network?
A. route origin
B. route target
C. route refresh
D. route distinguisher
Answer: D

Juniper dumps   JN0-660 questions   JN0-660   JN0-660   JN0-660

NO.15 Your multicast receivers are indirectly connected to an MX Series router. The receivers need to join
multicast group 224.2.2.2. What must be configured in IGMP to receive report messages from receivers
that are multiple hops away?
A. By default, IGMP accepts report messages from indirectly connected receivers.
B. Promiscuous mode must be enabled in IGMP.
C. Promiscuous mode must be disabled in IGMP.
D. DVMRP protocol must be configured.
Answer: B

Juniper dumps   JN0-660 exam dumps   JN0-660 pdf

NO.16 Click the Exhibit button.
In the exhibit, Area 1 is a not-so-stubby area.
Three networks are redistributed into Area 1 on R2.
You must summarize the redistributed network addresses in Area 1 so that only one network prefix is
re-advertised into Area 0. You must also summarize the loopback addresses of R1 and R2 into a single
address in Area 0.Which configuration sample on R3 and R5 will complete this task?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: C

Juniper questions   JN0-660 questions   JN0-660 exam simulations   JN0-660 demo   JN0-660   JN0-660

NO.17 Click the Exhibit button.
As shown in the exhibit, you have an adaptive LSP that requires 85 Mbps. The LSP is configured with a
primary path and a secondary path in standby mode. All connections in the MPLS network are Fast
Ethernet. Which statement is correct?
A. The primary and secondary paths are in an up state and operational.
B. The primary and secondary paths are in a down state and not operational.
C. The secondary path is in a down state and not operational.
D. The primary path is in a down state and not operational.
Answer: A

Juniper test questions   JN0-660 demo   JN0-660 practice test   JN0-660 certification training   JN0-660

NO.18 Click the Exhibit button.
Based on the configuration in the exhibit, which statement is correct?
A. The 172.20.20.0/24 route is installed in the inet.0 table with the next hop of the LSP.
B. The 172.20.20.0/24 route is installed in the mpls.0 table with the next hop of the LSP.
C. The 172.20.20.0/24 route is installed in the inet.3 table with the next hop of the LSP.
D. The 172.20.20.0/24 route is installed in the inet6.3 table with the next hop of the LSP.
Answer: C

Juniper test answers   JN0-660 answers real questions   JN0-660 certification training   JN0-660   JN0-660 test   JN0-660

NO.19 Your are the administrator for a network that uses IS-IS as its IGP. As the network grows, you find that
the protocol's default capabilities for setting metrics is limiting your options. Which feature can you
implement to provide a larger range of metric configuration capabilities?
A. extended metrics
B. wide metrics
C. expanded metrics
D. full metrics
Answer: D

Juniper   JN0-660   JN0-660   JN0-660 answers real questions   JN0-660 braindump

NO.20 Click the Exhibit button.
All networks shown in the exhibit contain more than one BGP speaking router. You operate ISP A.
You must ensure that customer Y sends their traffic to you over the directly connected link but customer Y
is not used for transit into your network. What do you do to accomplish this? A. Advertise routes to
customer Y with the well-known no-transit community.
B. Advertise routes to customer X with the well-known no-advertise community.
C. Advertise routes to customer Y with the well-known no-export community.
D. Advertise routes to customer X with the well-known as-transit community.
Answer: C

Juniper test answers   JN0-660   JN0-660 practice test   JN0-660 practice test   JN0-660

Every person in IT industry should not just complacent with own life. . Now the competitive pressures in various industries are self-evident , and the IT industry is no exception. So if you have a goal, then come true it courageously. Pass the Juniper JN0-660 exam is a competition. If you passed the exam, then you will have a brighter future. IT-Tests.com can provide you with the true and accurate training materials to help you pass the exam. And then you can achieve your ideal.