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  3. JN0-230

Juniper JN0-230 Exam (page: 1)
Juniper Security-Associate (JNCIA-SEC)
Updated on: 12-Aug-2025

Viewing Page 1 of 14
JN0-230 PDF 82 Questions

Which statement is correct about Junos security zones?

  1. User-defined security zones must contain at least one interface.
  2. Logical interfaces are added to user-defined security zones.
  3. Security policies are referenced within a user-defined security zone.
  4. User-defined security zones must contain the key word “zone”.

Answer(s): A

Explanation:

"Security zones are logical entities to which one or more interfaces are bound."
https://www.juniper.net/documentation/en_US/junos/topics/topic-map/security-zone-configuration.html



Which type of traffic is analyzed by an SRX Series device configured to use an antispam UTM policy?

  1. IMAP
  2. POP3
  3. SMTP
  4. HTTP

Answer(s): C



What is the definition of a zone on an SRX Series device?

  1. a collection of one or more network segments sharing similar security requirements
  2. an individual logical interface with a public IP address
  3. a collection of one or more network segments with different security requirements
  4. an individual logical interface with a private IP address

Answer(s): A



Click the Exhibit button.


You have configured source NAT using an address pool as shown in the exhibit. Traffic is reaching the 203.0.113.6 server but return traffic is not being received by the SRX Series device.

Which feature must be configured to allow return traffic to be accepted by the SRX Series device?

  1. proxy ARP
  2. destination NAT
  3. port forwarding
  4. reverse static NAT

Answer(s): A



Your company uses SRX Series devices to secure the edge of the network. You are asked to protect the company from ransomware attacks. Which solution will satisfy this requirement?

  1. screens
  2. unified security policies
  3. AppSecure
  4. Sky ATP

Answer(s): D



Viewing Page 1 of 14



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