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Resources - JNCIS-ER Exam Objectives (Exam: JN0-350)

This list is intended to provide a general view of the skill set required to successfully complete the specified certification exam. Topics listed are subject to change.

JUNOS Policy

  • Identify two major kinds of policy
  • Identify policy components (terms, match conditions, actions, policy chains)
  • Identify points where routing policy may be applied
  • Describe the processing of routing policies
  • Evaluate the result of a given routing policy
  • Identify points where stateless packet filters (firewall filters) may be applied
  • Describe the processing of stateless packet filters
  • Evaluate the result of a given stateless packet filter

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BGP for Enterprises

  • Explain the use of BGP
  • Differentiate between iBGP and eBGP sessions
  • Configure an iBGP full-mesh topology
  • Configure eBGP sessions
  • Identify BGP attributes that can be modified using policies
  • Implement a BGP policy for routing traffic over multiple ISP connections

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IGP Conversion

  • Explain the purpose and effect of route preferences
  • Identify IGP transition strategies and choose the correct strategy
  • Configure mutual route redistribution between two networks
  • Describe multi-area OSPFconfiguration and operation
  • Describe RIP configuration and operation

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Layer 2 Services

  • Configure MLPPP
  • Configure Layer 2 services to optimize voice traffic

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Layer 3 Services Overview

  • Configure and apply an interface-style service set
  • Configure a next-hop-style service set
  • Identify the match direction given a network diagram

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Stateful Firewall and NAT/PAT

  • Describe the differences between stateful firewalls and stateless packet filters
  • Describe NAT and PAT
  • Describe the functions of Application Layer Gateways
  • Configure a stateful firewall via the CLI
  • Monitor stateful firewall
  • Configure NAT and PAT via the CLI
  • Monitor NAT and PAT via the CLI

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IPSec VPNs

  • Explain the uses of VPNs
  • Explain IPSec VPN processing on M-series and J-series routers
  • Explain the two modes of IPSec
  • Configure an IPSec VPN via the CLI
  • Configure a route-based GRE tunnel (over IPSec) via the CLI
  • Configure and view IKE debugging information
  • Monitor IPSec VPNs

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Class of Service

  • Describe the uses of CoS
  • Explain CoS processing on M-series and J-series routers
  • Identify the ways traffic can be classified
  • Explain the purpose of bulk aggregates
  • Explain the use of policers
  • Describe how traffic is mapped to queues
  • Configure the mapping of forwarding classes to queues based on a CoS design
  • Explain the operation of a scheduler
  • Configure a scheduler to service queues based on a CoS design
  • Monitor a CoS implementation

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Branch Office Connectivity

  • Describe branch-office connectivity options
  • Configure DTE frame-relay connectivity
  • Explain the need for CoS for branch office connectivity
  • Configure CoS for a branch office connection based on a CoS design

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Router Management

  • Configure a stateless packet filter to protect the Routing Engine
  • Configure AAA based on a set of criteria
  • Identify protocols running on the router
  • Determine router performance with show commands
  • Interpret tracing and debugging information from the router
  • Describe commands used to gather information for JTAC assistance

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