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JN0-460 · Question #51

In a Juniper Mist campus fabric deployment using EVPN-VXLAN, which component performs the VXLAN encapsulation and de-encapsulation functions?

The correct answer is B. VTEP. Comprehensive and Detailed Explanation From Exact Extract: In EVPN-VXLAN architectures, the VXLAN Tunnel Endpoint (VTEP) is the logical interface responsible for encapsulating and de-encapsulating Layer 2 Ethernet frames into VXLAN packets. Each participating switch…

Mist AI Wired Deployment

Question

In a Juniper Mist campus fabric deployment using EVPN-VXLAN, which component performs the VXLAN encapsulation and de-encapsulation functions?

Options

  • AVLAN
  • BVTEP
  • CEVPN route reflector
  • DGBP tag

How the community answered

(25 responses)
  • A
    4% (1)
  • B
    80% (20)
  • C
    12% (3)
  • D
    4% (1)

Explanation

Comprehensive and Detailed Explanation From Exact Extract: In EVPN-VXLAN architectures, the VXLAN Tunnel Endpoint (VTEP) is the logical interface responsible for encapsulating and de-encapsulating Layer 2 Ethernet frames into VXLAN packets. Each participating switch -- typically the access or distribution node -- hosts a VTEP that maps local VLANs to VXLAN Network Identifiers (VNIs). When a packet leaves a local VLAN, the VTEP encapsulates it in a VXLAN header and routes it through the underlay IP fabric. When received at the destination VTEP, the frame is de-encapsulated and delivered to the appropriate local VLAN. "VTEPs in an EVPN-VXLAN campus fabric perform MAC-to-VNI mapping and encapsulate/decapsulate traffic between virtualized network segments, allowing seamless Layer 2 and Layer 3 connectivity across an IP underlay."

Topics

#EVPN-VXLAN#VTEP#campus fabric#encapsulation

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