JN0-412: Cloud, Specialist (JNCIS-Cloud)Demo

By Juniper · Question Mode

QuestionQ23

Network Virtualization

What is a TAP interface in Contrail?

  • A A software network interface that operates at OSI Layer 3.
  • B A hardware network interface that operates at OSI Layer 3.
  • C A software network interface that operates at OSI Layer 2.
  • D A hardware network interface that operates at OSI Layer 2.
Explanation

A Contrail TAP interface is a software-created virtual Ethernet interface that connects a virtual machine to the vRouter and handles Layer 2 frame forwarding. Juniper documentation identifies the TAP interface as the interface to a VM and shows it with Layer 2 bridging enabled.

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