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wido/create-vxlan-vni.sh

Created May 6, 2019 15:33
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Create EVPN+VXLAN+BGP VNI on Linux
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create-vxlan-vni.sh
#!/bin/bash
#
# Author: Wido den Hollander <wido@denhollander.io>
#
# Also see: https://vincent.bernat.ch/en/blog/2017-vxlan-bgp-evpn
VNI=100
LOCAL=10.255.255.5
ip link add vxlan${VNI} type vxlan id ${VNI} dstport 4789 local ${LOCAL} nolearning
brctl addbr br${VNI}
brctl addif br${VNI} vxlan${VNI}
brctl stp br${VNI} off
ip link set up dev br${VNI}
ip link set up dev vxlan${VNI}
sysctl -w net.ipv6.conf.vxlan${VNI}.disable_ipv6=1
sysctl -w net.ipv6.conf.br${VNI}.disable_ipv6=1
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