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300-170 · Question #19

You deploy a Cisco Nexus 1000V Series Switch that has VXLAN support. You must ensure that baremetal servers and virtual servers can communicate. Which technology must you implement?

The correct answer is D. VM-FEX. The question asks which technology allows communication between bare-metal servers and virtual servers when using a Cisco Nexus 1000V with VXLAN support.

Cisco Data Center Virtualization

Question

You deploy a Cisco Nexus 1000V Series Switch that has VXLAN support. You must ensure that baremetal servers and virtual servers can communicate. Which technology must you implement?

Options

  • ACisco Nexus Cloud Service Platform
  • BA-FGX
  • CSGT
  • DVM-FEX

How the community answered

(23 responses)
  • C
    4% (1)
  • D
    96% (22)

Why each option

The question asks which technology allows communication between bare-metal servers and virtual servers when using a Cisco Nexus 1000V with VXLAN support.

ACisco Nexus Cloud Service Platform

Cisco Nexus Cloud Service Platform is a hardware appliance that hosts virtual services like the Nexus 1000V VSM, but it doesn't directly provide the fabric extension for bare-metal to VM communication.

BA-FGX

A-FGX (Application-Centric Fabric for GX) is not a standard or relevant Cisco technology name for this specific problem.

CSGT

SGT (Security Group Tagging) is a technology used for identity-based segmentation and policy enforcement, but it does not provide the underlying fabric connectivity for bare-metal and virtual server communication in the context of VXLAN and Nexus 1000V.

DVM-FEXCorrect

VM-FEX (Virtual Machine Fabric Extender) extends the physical network fabric directly to virtual machines, allowing both bare-metal servers and virtual servers to connect to the same unified fabric. This enables seamless communication and consistent policy enforcement between physical and virtual environments, even with VXLAN overlays.

Concept tested: VM-FEX for bare-metal/VM integration

Source: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus1000v/sw/4_0_4_s1_3/vxlan/configuration/guide/n1000v_vxlan_cfg/n1000v_vxlan_cfg_chap2.html

Topics

#Cisco Nexus 1000V#VXLAN#Baremetal servers#VM-FEX

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