H12-921-V1.0: HCIE-Data Center Network (Written) V1.0Demo

By Huawei · Question Mode

QuestionQ40

高级路由交换技术

When service packets are sent to a VXLAN network through Layer 2 sub-interfaces, different encapsulation types must be configured on different Layer 2 sub-interfaces so that the same physical interface can transmit different types of data packets. Which of the following is not an encapsulation type supported by Layer 2 sub-interfaces?

  • A QinQ
  • B Dot1q
  • C Trunk
  • D Untag
Explanation

Supported VXLAN Layer 2 sub-interface encapsulation types include dot1q, untag, qinq, and default. Trunk describes a Layer 2 physical-interface link type rather than a sub-interface encapsulation type.

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