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Juniper JNCIP Service Provider JN0-663 Certification Study Guide

Juniper JN0-663 Certification Exam Details


Juniper JN0-663 certifications are globally accepted and add significant value to any IT professional. The certification gives you a profound understanding of all the workings of the network models and the devices that are utilized with it. NWexam.com is proud to provide to you the best Juniper Exam Guides.

The Juniper JN0-663 Exam is challenging, and thorough preparation is essential for success. This cert guide is designed to help you prepare for the JNCIP Service Provider certification exam. It contains a detailed list of the topics covered on the Professional exam. These guidelines for the JNCIP-SP will help guide you through the study process for your certification.


To obtain Service Provider Routing and Switching Professional certification, you are required to pass JNCIP-SP JN0-663 exam. This exam is created keeping in mind the input of professionals in the industry and reveals how Cisco products are used in organizations across the world.


JN0-663 Service Provider Routing and Switching Professional Exam Summary


Exam Name: Service Provider Routing and Switching Professional

Exam Code: JN0-663

Exam Price: $400 (USD)

Duration: 120 minutes

Number of Questions: 65

Passing Score: Pass / Fail (60-70% Approx.)

Exam Registration: PEARSON VUE

Sample Questions: Juniper JN0-663 Sample Questions

Recommended Training:


Topics covered in the Juniper JNCIP Service Provider JN0-663 Exam


OSPF


Describe the concepts, operation, or functionality of OSPFv2 or OSPFv3

● OSPF area types and operations

● LSA flooding through an OSPF multi-area network

● DR/BDR operation

● SPF algorithm

● Metrics, including external metric types

● Summarize and restrict routes

● Virtual links

● OSPFv2 versus OSPFv3

Given a scenario, demonstrate knowledge of how to configure or monitor single-area or multi-area OSPF

● Implement OSPF routing policy


IS-IS


Describe the concepts, operation, or functionality of IS-IS

● IS-IS areas/levels and operations

● LSP flooding through an IS-IS multi-area network

● DIS operation

● SPF algorithm

● Metrics, including wide metrics

● Route summarization and route leaking

Given a scenario, demonstrate knowledge of how to configure or monitor single-area or multi-area IS-IS

● Implement IS-IS routing policy


BGP


Describe the concepts, operation, or functionality of BGP

● BGP route selection process

● Next hop resolution

● BGP attributes: concept and operation

● BGP communities

● Regular expressions

● Multipath

● Multihop

● Load balancing

● Advanced BGP options

● BGP route damping

● FlowSpec

● Multiprotocol BGP

Describe the concepts, operation, or functionality of BGP scaling mechanisms

● Route reflection

Given a scenario, demonstrate knowledge of how to configure or monitor BGP

● Implement BGP routing policy


Class of Service (CoS)


Describe the concepts, operation, or functionality of Junos CoS

● CoS processing on Junos devices

● CoS header fields

● Forwarding classes

● Classification

● Packet loss priority

● Policers

● Schedulers

● Drop profiles

● Rewrite rules

Given a scenario, demonstrate knowledge of how to configure or monitor CoS


IP Multicast


Describe the concepts, operation, or functionality of IP multicast

● Components of IP multicast, including multicast addressing

● IP multicast traffic flow

● Any-Source Multicast (ASM) versus Source-Specific Multicast (SSM)

● RPF: concept and operation

● IGMP

● PIM dense-mode and sparse-mode

● Rendezvous point (RP): concept, operation, discovery, and election

● SSM: requirements, benefits, address ranges

● Anycast RP

Given a scenario, demonstrate knowledge of how to configure or monitor IGMP, PIM-DM, or PIM-SM (including SSM)

● Implement IP multicast routing policy


Layer 3 VPNs


Describe the concepts, operation, or functionality of Layer 3 VPNs

● Traffic flow: control and data planes

● Full mesh versus hub-and-spoke topology

● VPN-IPv4 addressing

● Route distinguishers

● Route targets

● Route distribution

● Site of origin

● Sham links

● vrf-table-label

● Next-generation MVPNs

● Flow of control and data traffic in an MVPN

● Layer 3 VPN scaling

● IPv6 Layer 3 VPNs

● Layer 3 VPN Internet access options

- Given a scenario, demonstrate knowledge of how to configure or monitor the components of Layer 3 VPNs

- Describe Junos support for carrier-of-carriers or interprovider VPN models


Layer 2 VPNs


Describe the concepts, operation, or functionality of BGP Layer 2 VPNs

● Traffic flow: control and data planes

● Forwarding tables

● Connection mapping

● Layer 2 VPN NLRI

● Route distinguishers

● Route targets

● Layer 2 VPN scaling

Describe the concepts, operation, or functionality of LDP Layer 2 circuits

● Traffic flow: control and data planes

● Virtual circuit label

● AutoDiscovery

● Layer 2 interworking

Describe the concepts, operation, or functionality of VPLS

● Traffic flow: control and data planes

● BGP VPLS label distribution

● LDP VPLS label distribution

● Route targets

● VPLS Multihoming

● Site IDs

Describe the concepts, operation, or functionality of EVPN

● Traffic flow: control and data planes

● MAC learning and distribution

● EVPN Multihoming

● BGP EVPN label distribution

Given a scenario, demonstrate knowledge of how to configure, monitor, or troubleshoot Layer 2 VPNs

● BGP Layer 2 VPNs

● LDP Layer 2 circuits

● EVPNs

● VPLS


What type of questions is on the Juniper JN0-663 exams?


● Single answer multiple choice

● Multiple answer multiple choice

● Drag and Drop (DND)

● Router Simulation

● Testlet


JNCIP Service Provider JN0-663 Practice Exam Questions.


Grab an understanding from these Juniper JN0-663 sample questions and answers and improve your JN0-663 exam preparation towards attaining a Service Provider Routing and Switching Professional Certification. Answering these sample questions will make familiar with the types of questions you can expect on the actual exam. Doing practice with JNCIP Service Provider JNCIP-SP questions and answers before the exam as much as possible is the key to passing the Juniper JN0-663 certification exam.


JN0-663 Service Provider Routing and Switching Professional Sample Questions:-


01. Regarding VPLS, which two can be configured to prevent a loop when a CE is multihomed to a single PE? (Choose two.)


a) unique route target for each connection

b) Spanning Tree Protocol

c) LAG

d) VLAN tagging

Answer: b,c

02. Referring to IS-IS, what is the purpose of a mesh group?


a) to prevent redundant flooding of LSPs in a full mesh network

b) to guarantee delivery of LSPs in a full mesh network

c) to segment a router into multiple broadcast domains

d) to cause a router to flood LSPs to all members of a group

Answer: a

03. Which function allows an OSPF network to span a L3VPN?


a) sham link

b) virtual link

c) OSPF direct peering

d) route redistribution

Answer: a

04. Which two statements are true regarding EVPN?(Choose two.)


a) Multihomed CEs require a unique ESI for each of the links.

b) With a multihomed CE, both PEs must use the same ESI when connected to the same CE.

c) The ESI for all sites in an EVPN domain must be the same.

d) The ESI for each site in an EVPN must be unique.

Answer: b,d

05. Junos devices use the token bucket algorithm for policing. Which two statements are true regarding the token bucket algorithm? (Choose two.)


a) Policers transmit streams of traffic at the maximum interface speed until the burst rate is reached.

b) Policers do not reduce the speed of an interface.

c) Policers reduce the speed of an interface.

d) Policers enforce gaps between transmitted packets.

Answer: b,d

06. Packets enter a Junos device and are classified with CoS. During the processing of the packet, the classification of the packets is changed. Which two statements are true regarding default CoS rewrite on Junos devices?

(Choose two.)


a) Bits associated with a DSCP traffic class are rewritten to match the new traffic classification values.

b) Bits associated with MPLS traffic class are rewritten to match the new traffic classification values.

c) Bits associated with DSCP traffic class are not rewritten to match the new traffic classification values.

d) Bits associated with MPLS traffic class are not rewritten to match the new traffic classification values.

Answer: b,c

07. You have configured a L3VPN across your network and are using GRE tunnels for transit. Which two statements are true? (Choose two.)


a) The gre tunnel interface must be placed in the routing instance.

b) The tunnel interface must be added to inet.3.

c) Route reflectors cannot be used for route exchange.

d) Family MPLS must be enabled on the tunnel interface.

Answer: b,d

08. You are provisioning a L3VPN service for your customer. Customer traffic must leave your AS to reach a remote site. Which statement is true?


a) A single LSP can be created across AS boundaries.

b) GRE tunneling must be used to cross the peer AS.

c) A L3VPN must be used to cross the peer AS.

d) BGP can advertise labels to the peer AS.

Answer: d

09. You use OSPF as your IGP. You are configuring an MPLS overlay that crosses your network and want to configure engineered paths that use link colors for path selection. Which action must you perform?


a) Configure [set protocols mpls no-cspf].

b)Configure traffic-engineering under [protocols ospf].

c)Use LDP signaled LSPs.

d)Configure [set protocols mpls traffic-engineering bgp-igp].

Answer: b

10. You are configuring an OSPF network. You want to break it up into three areas. Area 0 contains two routers. A router connects to each router in Area 0 with a single link. Which two statements are true?

(Choose two.)


a) The non-zero areas must have unique area IDs.

b) The routes from the non-zero areas will be summarized by default.

c) The routes from the non-zero areas will not be summarized by default.

d) The non-zero areas can both have the same area ID.

Answer: c,d


Not every IT certification intended for professionals, but Juniper certification is a great deal. After achieving this Juniper JN0-663, you can grab an opportunity to be an IT professional with unique capability and can help the industry or get a good job. Many individuals do the Cisco certifications just for the interest, and that payback as a profession because of the worth of this course.

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