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JNCIP-SP Exam Objectives (Exam: JN0-660)

This list provides a general view of the skill set required to successfully complete the specified certification exam.

OSPF
IS-IS
BGP
Class of Service (CoS)
IP Multicast
MPLS
Layer 3 VPNs
Layer 2 VPNs
Automation

OSPF

  • Describe the concepts, operation and functionality of OSPFv2 and OSPFv3
    • OSPF LSA types
    • OSPF area types and operations
    • LSA flooding through an OSPF multi-area network
    • DR/BDR operation
    • SPF algorithm
    • Metrics, including external metric types
    • Authentication options
    • Summarize and restrict routes
    • Virtual links
    • OSPFv2 vs OSPFv3
  • Given a scenario, demonstrate knowledge of how to configure and monitor single-area and multi-area OSPF
    • Implement OSPF routing policy

IS-IS

  • Describe the concepts, operation and functionality of IS-IS
    • IS-IS link-state PDU (LSP) types
    • IS-IS areas/levels and operations
    • LLSP flooding through an IS-IS multi-area network
    • DIS operation
    • SPF algorithm
    • Metrics, including wide metrics
    • Authentication options
    • Route summarization and route leaking
  • Given a scenario, demonstrate knowledge of how to configure and monitor single-area and multi-area IS-ISa
    • Implement IS-IS routing policy

BGP

  • Describe the concepts, operation and 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
  • Given a scenario, demonstrate knowledge of how to configure and monitor BGP
    • Route reflection
    • Confederations
  • Describe the concepts, operation and functionality of BGP scaling mechanisms
    • Implement BGP routing policy

Class of Service (CoS)

  • Describe the concepts, operation and functionality of Junos CoS
    • CoS processing on Junos devices
    • CoS header fields
    • Forwarding classes
    • Classification
    • Packet loss priority
    • Policers, including tricolor marking and hierarchical policers
    • Schedulers
    • Drop profiles
    • Shaping
    • Rewrite rules
    • Hierarchical scheduling (H-CoS) characteristics (high-level only)
  • Given a scenario, demonstrate knowledge of how to configure and monitor CoS

IP Multicast

  • Describe the concepts, operation and functionality of IP multicast
    • Components of IP multicast, including multicast addressing
    • IP multicast traffic flow
    • Any-Source Multicast (ASM) vs. 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
    • MSDP, including single and multi-PIM domains
    • Anycast RP
    • Routing policy and scoping
  • Given a scenario, demonstrate knowledge of how to configure and monitor IGMP, PIM-DM, PIM-SM (including SSM) and MSDP
    • Implement IP multicast routing policy

MPLS

  • Describe the concepts, operation and functionality of MPLS
    • RSVP and LDP operation
    • Primary/secondary paths
    • LSP metrics, including interaction with IGP metrics
    • LSP priority and preemption
    • Fast reroute, link protection and node protection
    • LSP optimization
    • Routing table integration options for traffic engineering
    • RSVP reservation styles
    • Routing policy to control path selection
    • Advanced MPLS features
  • Describe the concepts, operation and functionality of Constrained Shortest Path First (CSPF)
    • TED
    • IGP extensions
    • CSPF algorithm – selecting the best path
    • Tie-breaking options
    • Administrative groups
    • Advanced CSPF options
  • Given a scenario, demonstrate knowledge of how to configure and monitor MPLS, LDP and RSVP
    • RSVP-signaled and LDP-signaled LSPs
    • Traffic protection mechanisms
    • CSPF
    • Implement MPLS routing policy

Layer 3 VPNs

  • Describe the concepts, operation and 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
    • Layer 3 VPN Internet access options
  • Given a scenario, demonstrate knowledge of how to configure and monitor the components of Layer 3 VPNs
  • Describe the concepts, operation and functionality of multicast VPNs
    • Next-generation MVPNs (NG-MVPN)
    • Flow of control and data traffic in a NG-MVPN
  • Describe Junos support for carrier-of-carriers and interprovider VPN models

Layer 2 VPNs

  • Describe the concepts, operation and 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 and functionality of LDP Layer 2 circuits
    • Traffic flow – control and data planes
    • Virtual circuit label
    • Layer 2 interworking
  • Describe the concepts, operation and functionality of VPLS
    • Traffic flow – control and data planes
    • BGP VPLS label distribution
    • LDP VPLS label distribution
    • Route targets
    • Site IDs
  • Given a scenario, demonstrate knowledge of how to configure and monitor Layer 2 VPNs
    • BGP Layer 2 VPNs
    • LDP Layer 2 circuits
    • VPLS

Automation

  • Demonstrate basic knowledge of using automation scripts
    • Operation scripts
    • Commit scripts
    • Event scripts