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Exam PCNSA topic 1 question 283 discussion

Actual exam question from Palo Alto Networks's PCNSA
Question #: 283
Topic #: 1
[All PCNSA Questions]

If users from the Trusted zone need to allow traffic to an SFTP server in the DMZ zone, how should a Security policy with App-ID be configured?

  • A. Source Zone: Trusted -

    Destination Zone: DMZ -

    Services: SSH -

    Applications: Any -
    Action: Allow
  • B. Source Zone: Trusted -

    Destination Zone: DMZ -

    Services: Application-Default -

    Applications: SSH -
    Action: Allow
  • C. Source Zone: Trusted -

    Destination Zone: DMZ -

    Services: Application-Default -

    Applications: SSH -
    Action: Deny
  • D. Source Zone: Trusted -

    Destination Zone: DMZ -

    Services: SSH -

    Applications: Any -
    Action: Deny
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Suggested Answer: B 🗳️

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cjace
1 month, 3 weeks ago
B - This configuration allows the firewall to identify the SFTP traffic (which uses the SSH protocol) and permit it from the Trusted zone to the DMZ zone1. The ‘Application-Default’ service setting ensures that only the standard ports for the specified application (SSH in this case) are allowed
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DlaEdu_Ex
1 year, 4 months ago
Selected Answer: B
B is correct "Select SSH as the application and set the service to application-default." https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000ClHtCAK
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