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JNCIP-SP JN0-662 Practice Exam (Retired)

JNCIP-SP JN0-662

About JNCIP-ENT JN0-662

JN0-662 is a Juniper Networks Certification Program (JNCP) Service Provider Routing and Switching track.  The certification exam allows participants to demonstrate competence with Juniper Networks technology. Successful candidates demonstrate thorough understanding of networking technology in general and Juniper Networks service provider routing and switching platforms. 


Target Audience

The exam is intended for experienced networking professionals with advanced knowledge of the Juniper Networks Junos OS. The written exam validates the candidate’s understanding of advanced routing technologies and related platform configuration and troubleshooting skills.


Prerequisite for the exam

Candidates who wish to appear for JN0-662 exam are required to pass JNCIS-SP certification exam. 


Course Structure

1. OSPF


Describe the concepts, operation and 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 vs OSPFv3

2. 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

3. 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

Multiprotocol BGP

Describe the concepts, operation or functionality of BGP scaling mechanisms

Route reflection

Confederations

4. 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

5. 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, election

SSM – requirements, benefits, address ranges

Anycast RP

6. Layer 3 VPNs


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

Traffic flow – control and data planes

Full mesh vs. hub-and-spoke topology

VPN-IPv4 addressing

Route distinguishers

Route targets

Route distribution

Site of origin

Sham links

vrf-table-label

Layer 3 VPN scaling

IPv6 Layer 3 VPNs

Layer 3 VPN Internet access options


7. 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

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


Exam Pattern 

  • Exam Name: Service Provider Routing and Switching, Professional (JNCIP-SP)
  • Exam Code: JN0-662
  • Number of Questions: 65
  • Length of Time:  120 Minutes


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