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JN0-637 · Question #99

Which two statements are correct about mixed mode? (Choose two.)

The correct answer is A. Layer 2 and Layer 3 interfaces can use the same security zone. B. IRB interfaces can be used to route traffic. Mixed mode on a Junos security device allows Layer 2 and Layer 3 interfaces to coexist on the same device. Here's what's true about it: - In mixed mode, Layer 2 and Layer 3 interfaces can be assigned to the same security zone. This provides flexibility in policy enforcement…

Advanced Junos OS Security Platform

Question

Which two statements are correct about mixed mode? (Choose two.)

Options

  • ALayer 2 and Layer 3 interfaces can use the same security zone.
  • BIRB interfaces can be used to route traffic.
  • CLayer 2 and Layer 3 interfaces can use separate security zones.
  • DIRB interfaces cannot be used to route traffic.

How the community answered

(39 responses)
  • A
    90% (35)
  • C
    3% (1)
  • D
    8% (3)

Explanation

Mixed mode on a Junos security device allows Layer 2 and Layer 3 interfaces to coexist on the same device. Here's what's true about it: - In mixed mode, Layer 2 and Layer 3 interfaces can be assigned to the same security zone. This provides flexibility in policy enforcement across both types of interfaces. - Integrated Routing and Bridging (IRB) interfaces are Layer 3 interfaces that enable routing between VLANs in a Layer 2 domain. They can be used to route traffic, making them a key feature in mixed mode.

Topics

#mixed mode#IRB interface#security zone#Layer 2/3 interfaces

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