Juniper JNCIA-Junos Associate Certification Practice Test
Gana confianza para Juniper JNCIA-Junos Associate Certification. Practica los conceptos, comprende las respuestas y refuerza tus conocimientos pregunta a pregunta.
Probar una preguntaExamen de certificación
1 hora 30 minutos
Límite de Tiempo
Associate
Nivel
Juniper Networks163 preguntas de práctica
Descripción y detalles del examen
Juniper Networks associate certification covering Junos OS fundamentals, routing protocols, switching, firewall filters, and network configuration. Administered by Juniper Networks. Key domains include Configuration Basics, Junos OS Fundamentals, Networking Fundamentals and Operational Monitoring and Maintenance.
Preguntas de Muestra
Elige una respuesta y consulta la explicación para ver cómo funciona la práctica.
Routing Fundamentals
Which Junos protocol family must be enabled on the interface unit for the interface to be eligible to carry IPv6 traffic?
Junos OS Fundamentals
Which routing-instance type is used by Junos to support a CE-PE L3VPN with overlapping address space, providing a separate RIB per customer?
Operational Monitoring and Maintenance
Which command shows BGP peer state and the number of accepted/advertised prefixes per neighbour?
Configuration Basics
Where in the Junos hierarchy is configuration `groups` (apply-groups, e.g. `re0`/`re1`) defined?
Junos OS Fundamentals
Which Junos high-availability feature lets an engineer upgrade Junos on a dual-RE chassis with NO disruption to data-plane forwarding and minimal control-plane disruption?
Oportunidades profesionales y salario
Salario medio:
$99,130mercado de EE. UU.– Network and Computer Systems Administrators
Network and Computer Systems Administrators
Los rangos son cifras del mercado de EE. UU. salvo que se muestre un rango local.
Qué temas cubre este examen
01Configuration Basics
Temas
- Identify the main elements for configuring Junos devices, including:
- Factory-default state
- Initial configuration
- User accounts
- Login classes
- User authentication methods
- Interface types and properties
- Configuration groups
- Additional initial configuration elements, such as Network Time Protocol (NTP), SNMP, system log
- Configuration archival
- Logging and tracing
- Rescue configuration
- Describe how to configure basic components of a Junos device
Objetivos de aprendizaje
- Identify the main elements for configuring Junos devices, including:
- Factory-default state
- Initial configuration
- User accounts
- Login classes
- User authentication methods
- Interface types and properties
- Configuration groups
- Additional initial configuration elements, such as Network Time Protocol (NTP), SNMP, system log
- Configuration archival
- Logging and tracing
- Rescue configuration
- Describe how to configure basic components of a Junos device
02Junos OS Fundamentals
Temas
- Identify the concepts, benefits, or functionality of the core elements of the Junos OS, including:
- Software architecture
- Control and forwarding planes
- Routing engine and packet-forwarding engine
- Transit traffic processing
- Exception traffic
Objetivos de aprendizaje
- Identify the concepts, benefits, or functionality of the core elements of the Junos OS, including:
- Software architecture
- Control and forwarding planes
- Routing engine and packet-forwarding engine
- Transit traffic processing
- Exception traffic
03Networking Fundamentals
Temas
- Identify the concepts and functionality of various fundamental elements of networking
- Collision domains and broadcast domains
- Function of routers and switches
- Ethernet networks
- Layer 2 addressing, including address resolution
- Layer 3 / IP addressing, including subnet masks
- IPv4 / IPv6
- Subnetting and supernetting
- Decimal to binary conversion
- Longest match routing
- CoS
- Connection-oriented vs. connectionless protocols
Objetivos de aprendizaje
- Identify the concepts and functionality of various fundamental elements of networking
- Collision domains and broadcast domains
- Function of routers and switches
- Ethernet networks
- Layer 2 addressing, including address resolution
- Layer 3 / IP addressing, including subnet masks
- IPv4 / IPv6
- Subnetting and supernetting
- Decimal to binary conversion
- Longest match routing
- CoS
- Connection-oriented vs. connectionless protocols
04Operational Monitoring and Maintenance
Temas
- Identify methods of monitoring or maintaining Junos devices, including:
- Show commands
- Monitor commands
- Interface statistics and errors
- Network tools, such as ping, traceroute, telnet, SSH, etc.
- Junos OS installation and upgrades
- Powering on and shutting down Junos devices
- Root password recovery
- Describe monitoring or maintenance procedures for a Junos device
Objetivos de aprendizaje
- Identify methods of monitoring or maintaining Junos devices, including:
- Show commands
- Monitor commands
- Interface statistics and errors
- Network tools, such as ping, traceroute, telnet, SSH, etc.
- Junos OS installation and upgrades
- Powering on and shutting down Junos devices
- Root password recovery
- Describe monitoring or maintenance procedures for a Junos device
05Routing Fundamentals
Temas
- Identify basic routing concepts or functionality for Junos devices, including:
- Traffic forwarding concepts
- Routing tables
- Routing vs. forwarding tables
- Route preference
- Routing instances
- Static routing
- Advantages of and use cases for dynamic routing protocols
- Describe how to configure or monitor basic routing elements for a Junos device
Objetivos de aprendizaje
- Identify basic routing concepts or functionality for Junos devices, including:
- Traffic forwarding concepts
- Routing tables
- Routing vs. forwarding tables
- Route preference
- Routing instances
- Static routing
- Advantages of and use cases for dynamic routing protocols
- Describe how to configure or monitor basic routing elements for a Junos device
06Routing Policy and Firewall Filters
Temas
- Identify the concepts or functionality of routing policy and firewall filters on Junos devices
- 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 structure and terms
- Filter match criteria and actions
- Effect of filters on packets
- Unicast reverse-path-forwarding (RPF)
- Describe how to configure or monitor routing policies and firewall filters on a Junos device
Objetivos de aprendizaje
- Identify the concepts or functionality of routing policy and firewall filters on Junos devices
- 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 structure and terms
- Filter match criteria and actions
- Effect of filters on packets
- Unicast reverse-path-forwarding (RPF)
- Describe how to configure or monitor routing policies and firewall filters on a Junos device
07User Interfaces
Temas
- Identify the concepts, operation, or functionality of the Junos user interface, including:
- 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 only)
Objetivos de aprendizaje
- Identify the concepts, operation, or functionality of the Junos user interface, including:
- 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 only)
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