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PCNSE · Question #88

A network design change requires an existing firewall to start accessing Palo Alto Updates from a data plane interface address instead of the management interface. Which configuration setting needs…

The correct answer is A. Service route. To change the source interface for firewall-generated traffic, such as accessing updates, from the management interface to a data plane interface, the service route configuration must be modified.

Submitted by wei.xz· Apr 18, 2026Deploy and Configure

Question

A network design change requires an existing firewall to start accessing Palo Alto Updates from a data plane interface address instead of the management interface. Which configuration setting needs to be modified?

Options

  • AService route
  • BDefault route
  • CManagement profile
  • DAuthentication profile

How the community answered

(33 responses)
  • A
    88% (29)
  • B
    3% (1)
  • C
    3% (1)
  • D
    6% (2)

Why each option

To change the source interface for firewall-generated traffic, such as accessing updates, from the management interface to a data plane interface, the service route configuration must be modified.

AService routeCorrect

Service routes explicitly define which source interface and IP address the firewall itself uses when initiating traffic for management services like updates, syslog, or NTP, overriding default routing behavior.

BDefault route

A default route determines the outgoing path for traffic without a more specific route, but it does not dictate the source interface for firewall-originated management traffic like updates.

CManagement profile

A management profile defines access permissions for managing the firewall's interfaces (e.g., HTTP, SSH) but does not control the source interface used by the firewall for outbound services like updates.

DAuthentication profile

An authentication profile defines how users are authenticated, which is unrelated to configuring the firewall's source interface for accessing updates.

Concept tested: Palo Alto Networks service route configuration

Source: https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-admin/networking/configure-service-routes

Topics

#Service Route#Firewall Management Traffic#Updates#Data Plane Interface

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