The udp backend from Flannel version 0.5.0 will work on Raspberry pi.
The udp backend from Flannel version 0.10.0 will NOT work on Raspberry pi.
The vxlan backend from Flannel version 0.10.0 WILL work on Raspberry pi.
#### Set the flannel network configuration in etcd##
/opt/etcd/etcdctl \--endpoints=http://0.0.0.0:2379 \set /coreos.com/network/config \'{"Network": "10.200.0.0/16"}'#### Verify the flannel network configuration in etcd##
/opt/etcd/etcdctl \--endpoints=http://0.0.0.0:2379 \
get /coreos.com/network/config
#### Start the flannel daemon interactively to test##
/opt/flannel/flanneld \--etcd-endpoints=http://0.0.0.0:2379