jn0-400
Resources – JNCIA-EX Exam Objectives (Exam: JN0-400)
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.
Introduction to Juniper Networks Enterprise Switches
User Interface Options
Installation and Initial Configuration
Secondary System Configuration
Operational Monitoring and Maintenance
Virtual Chassis
Interface Support, Configuration, and Monitoring
Ethernet Switching and Virtual LANs
Spanning Tree Protocol
Inter-VLAN Routing
Routing Policy and Firewall Filters
Switching Security
IP Telephony Services
Introduction to Juniper Networks Enterprise Switches
Describe the available enterprise switching platforms
Describe the hardware architecture of an EX-series switch.
Describe the packet flow through an EX-series switch.
Define the portions of the JUNOS software architecture. Include information on protected memory spaces, individual daemon process, and locations where the JUNOS software may operate.
User Interface Options
Describe access and navigation considerations for the J-Web interface
Describe the configuration hierarchy.
Identify the commands used in configuration mode (edit, set, delete, commit).
Describe active, candidate, and rollback configurations.
Identify options for manipulating “saved” configuration files. Include rollback options, load options, and rollback file locations.
Installation and Initial Configuration
Describe how to save, delete, and view the rescue configuration.
Describe the factory default configuration.
List initial configuration options and describe initial configuration tasks performed in console and J-Web Ezsetup..
Secondary System Configuration
List user authentication methods and describe the purpose of authentication order.
Configure user accounts, authentication methods, and the authentication order.
Describe system logging and tracing.
Configure and verify secondary configuration options.
Operational Monitoring and Maintenance
Identify commands and network utilities used to monitor system and chassis operations.
Perform software upgrade.
Perform file system maintenance and password recovery.
Virtual Chassis
List and describe the components of a virtual chassis.
Explain the recommended installation process for a virtual chassis.
List and describe some common virtual chassis deployment options.
Describe the management features used for virtual chassis.
Describe the roles and responsibilities of member switches within a virtual chassis.
Describe virtual chassis operation and packet flow.
Interface Support, Configuration, and Monitoring
Describe interface support for EX-series switches.
Configure layer 2 and layer 3 interfaces.
Configure a link aggregation group on an EX-series switch.
Describe interface monitoring options.
Ethernet Switching and Virtual LANs
Define and list the benefits of bridging.
List and describe the mechanisms used to build and maintain bridge tables.
Define and list the benefits of VLANs.
Describe the characteristics and operation of the VLAN port modes.
Describe the structure of an 802.1Q VLAN tagged Ethernet frame.
Configure and verify proper operation of VLANs
Spanning Tree Protocol
Explain the purpose and basic operation of STP, RSTP, and MSTP.
Configure and monitor STP, RSTP, and MSTP.
Define, configure, and monitor Redundant Trunk Group (RTG).
Inter-VLAN Routing
Describe the purpose of a routed VLAN interface.
Describe route preferences.
Configure static and OSPF routing.
Define, configure, and monitor VRRP.
Routing Policy and Firewall Filters
Explain the policy framework components and definition considerations for EX-series switches.
List common situations when routing policies should be used.
List the types of firewall filters supported on EX-series switches and describe how each is defined and applied.
Switching Security
Define, configure, and monitor MAC limiting.
Explain the benefits and operation of DHCP snooping.
Describe the purpose and basic of operation of DAI.
Explain the benefits and operation of 802.1X.
Configure and monitor 802.1X.
IP Telephony Services
Explain the purpose of PoE and describe the PoE support on EX-series switches.
Provide a definition for voice VLAN and explain some benefits for implementing a voice VLAN on an EX-series switch.
Explain the purpose and benefits of LLDP and LLDP-MED.
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