Tuesday, June 16, 2015

Juniper Certification Tracks

Juniper Systems  certification track may be broadly divided into 4 levels. These are Associate, Specialist, Professional, and Expert levels. The technical areas are divided into 3 sections. These are Enterprise - Routing and Switching, Junos Security, and Service Provider - Routing and Switching. The following are the available certification tracks in detail:

Level                                        Track
                      Enterprise R&S              Security             Service Provider R&S
JNCIA           JNCIA-Junos                 JNCIA-Junos     JNCIA-Junos
JNCIS           JNCIS-ENT                   JNCIS-SEC        JNCIS-SP
JNCIP           JNCIP-ENT                   JNCIP-SEC        JNCIP-SP    
JNCIE           JNCIE-ENT                  JNCIE-SEC        JNCIE-SP    

The various abbreviations are

JNCIA: Juniper Networks Certified Internet Associate
JNCIS: Juniper Networks Certified Internet Specialist
JNCIP: Juniper Networks Certified Internet Professional
JNICE: Juniper Networks Certified Internet Expert

JNCIA: Passing JNCIA certification ensures that you have basic knowledge of how subnets work, Juniper routers and switches, and configuring Juniper networks in small network environment. It is entry level certification and required for all other advanced tracks as the foundation exam.

Resources:
Juniper Network Simulator (JNET Sim)
Juniper JNCIA Exam Simulator

JNCIS: The JNCIS builds on JNCIA, and requires greater understanding of Internet routing and switching technologies. The exam objectives cover several product specific details and it prepares the candidate to be able to provide professional services on Juniper networks. JNCIS exam is a essential requirement for attempting the JNCIP-level exam.

The streams that are available for JNCIS are: 
JNCIS-ENT             Enterprise
JNCIS-SEC              Security
JNCIS-SP                 Service Provider

Among the streams above, Security JNCIS (SEC) is considered a little tough, and requires knowledge about securing various networking devices, both theory and practice.

JNCIP: The JNCP exam is the next level, and regarded highly by the industry. You will be able to configure and troubleshoot common networking scenarios using Juniper networking devices, such as routers, switches, and hubs. JNCIP exam is necessary for attempting the JNCIE-level lab exam.

JNCIE: The JNCIE certification is the most valuable of the Juniper track of exams. As the name implies, it is expert level cert, where you need to attend a lab exam. JNCIE candidate is expected to offer solutions to complex networking problems using Juniper networking devices in enterprise environment.


 

Thursday, June 11, 2015

Juniper JNCIA Practice Questions with Answers and Explanation (Sample only)

1. The Junos Kernel is based on the _______
(Choose one suitable answer listed below)

A. IBM AIX operating system.
B. Xenix operating system.
C. FreeBSD UNIX operating system
D. Solaris Operating System

Answer: D

Explanation:
The Junos OS is based on an open source operating system- FreeBSD UNIX. The
open source nature of FreeBSD helped in customizing to another level of special
application. Thus, the simplicity and innovation made Junos OS the most unique.

Objective: Junos OS Fundamentals
Difficulty: Beginner

2. What is the command used when upgrading the current software on juniper device?

A. request system software install
B. set system software replace
C. set system soft upgrade
D. request system software add

Answer: D

Explanation:
We use “request system software add” command to install the new software on our
Junos devices. Once the complete installation is done, a reboot is required to apply
the changes on our junos devices.

Objective:
Operational Monitoring and Maintenance

Difficulty: Intermediate

3. What is the command used in Junos devices to verify whether or not the telnet service is
enabled?

A. root@firewall# show system services
B. root@firewall > show configuration services
C. root@firewall # show telnet
  1. root@firewall # show telnet services

Ans. A
Explanation:
All the services that are enabled on our Junos devices can be verified using ‘show system services’ command.

Objective: Operational Monitoring and Maintenance
Difficulty: Beginner

4. Which class permission of login allows a user to use the ssh utility?

A. Bash permission
B. Root permission
C. Network permission
D. Shell permission

Answer: C
Explanation:
Services such as telnet, ssh, ftp, etc. are allowed using network login class permission.

Objective: Operational Monitoring and Maintenance
Difficulty: Beginner

5. Which statement is correct regarding the password-recovery process on junos devices?

A. A console connection is required
B. You cannot set the console port to an insecure mode.
C. You must press the shift key to boot into single-user mode
D. Password can be recovered without console connection

Answer: A

Explanation: In order to recover our junos devices password, a console connection is required.
Without the console connection, password recovery is impossible.

Objective: Operational Monitoring and Maintenance
Difficulty: Beginner

Checkout SimulationExams.com JNCIA practice questions for 250+ questions with explanations.