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---
name: Virtual eXtensible LAN
maintainer: John Lo <loj@cisco.com>
features:
  - VXLAN tunnel for support of L2 overlay/virtual networks (RFC-7348)
  - Support either IPv4 or IPv6 underlay network VTEPs
  - Flooding via headend replication if all VXLAN tunnels in BD are unicast ones
  - Multicast VXLAN tunnel can be added to BD to flood via IP multicast
  - VXLAN encap with flow-hashed source port for better underlay IP load balance
  - VXLAN decap optimization via vxlan-bypass IP feature on underlay interfaces
  - VXLAN decap HW offload using flow director with DPDK on Intel Fortville NICs
description: "Virtual eXtensible LAN (VXLAN) tunnels support L2 overlay networks that span L3 networks"
state: production
properties: [API, CLI, MULTITHREAD]