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PCNSE · Question #608

An engineer wants to forward all decrypted traffic on a PA-850 firewall to a forensic tool with a decrypt mirror interface. Which statement is true regarding the configuration of the Decryption Port…

The correct answer is A. The engineer should install the Decryption Port Mirror license and reboot the firewall. Decryption Port Mirroring is a licensed feature on PAN-OS that allows decrypted traffic to be copied and forwarded to a designated mirror interface for analysis by a forensic or DLP tool. To enable this feature, the administrator must: (1) obtain and install the Decryption Port…

Submitted by helene.fr· Apr 18, 2026Deploy and Configure

Question

An engineer wants to forward all decrypted traffic on a PA-850 firewall to a forensic tool with a decrypt mirror interface. Which statement is true regarding the configuration of the Decryption Port Mirroring feature?

Options

  • AThe engineer should install the Decryption Port Mirror license and reboot the firewall.
  • BThe PA-850 firewall does not support decrypt mirror interface, so the engineer needs to upgrade
  • CThe engineer must assign an IP from the same subnet with the forensic tool to the decrypt mirror
  • DThe engineer must assign the related virtual-router to the decrypt mirror interface.

How the community answered

(36 responses)
  • A
    89% (32)
  • B
    3% (1)
  • C
    3% (1)
  • D
    6% (2)

Explanation

Decryption Port Mirroring is a licensed feature on PAN-OS that allows decrypted traffic to be copied and forwarded to a designated mirror interface for analysis by a forensic or DLP tool. To enable this feature, the administrator must: (1) obtain and install the Decryption Port Mirror license, and (2) reboot the firewall to activate the license. The PA-850 does support decrypt port mirroring (B is false). The mirror interface does not require an IP address - it operates as a Layer 1 passive tap port that simply receives copied traffic (C is false). A virtual router does not need to be assigned to a decrypt mirror interface since it does not route traffic (D is false). After reboot, the interface can be designated as a decrypt mirror interface in the firewall's network configuration.

Topics

#Decryption Port Mirroring#Firewall Licensing#Feature Configuration#PA-850

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