JNCIA (Juniper networks certified internetwork Associate

Course Deatils

Networking Fundamentals

– Collision domains and broadcast domains

– Function of routers and switches

– Optical network fundamentals – SONET/SDH, OTN

– Ethernet networks

– Layer 2 addressing, including address resolution

– IPv4 and IPv6

– Layer 3 / IP addressing, including subnet

– Subnetting and

– Decimal to binary

– Longest match routing

– Connection-oriented vs. connectionless protocols

Junos OS Fundamentals

– Junos device portfolio – product families, general functionality

– Software architecture

– Control and forwarding planes

– Routing Engine and Packet Forwarding Engine

– Protocol daemons

– Transit traffic processing

– Exception traffic

User Interfaces

– CLI functionality

– CLI modes

– CLI navigation

– CLI Help

– Filtering output

– Active vs. candidate configuration

– Reverting to previous configurations

– Modifying, managing, and saving configuration files

– Viewing, comparing, and loading configuration files

– J-Web – core/common functionality

Junos Configuration Basics

– Factory-default

– Initial

– User

– Login

– User authentication

– Interface types and

– Configuration

– Additional initial configuration elements – NTP, SNMP, syslog,

– Configuration

– Logging and

– Rescue configuration

Operational Monitoring and Maintenance

– Show commands

– Monitor commands

– Interface statistics and errors

– Network tools – ping, traceroute, telnet, SSH, etc.

– Real-time performance monitoring (RPM)

– Junos OS installation

– Software upgrades

– Powering on and shutting down Junos devices

– Root password recovery

Routing

– Packet forwarding

– Routing tables

– Routing vs. forwarding tables

– Route preference

– Routing instances

– Static routing

– Advantages of / use cases for dynamic routing protocols

Routing Policy and Firewall Filters

– Default routing policies

– Import and export policies

– Routing policy flow

– Effect of policies on routes and routing tables

– Policy structure and terms

– Policy match criteria, match types, and actions

– Firewall filter concepts

– Filter match criteria and actions

– Effect of filters on packets

– Unicast reverse-path-forwarding (RPF)