** Description changed:

  The kernel built with this packages does have VXLAN compiled.
  It would be nice if this could be fixed since VXLAN is used by Flannel and 
maybe other CNI plugins for Kubernetes.
  
  $ grep -i vxlan /boot/config-4.4.0-1039-kvm
  # CONFIG_VXLAN is not set
+ 
+ When running a kubernetes cluster with Flannel with this image:
+ 
+ $ kubectl logs kube-flannel-ds-amd64-jfkc8 -n kube-system 
--kubeconfig=case1-admin.conf 
+ I0116 11:35:34.176962       1 main.go:475] Determining IP address of default 
interface
+ I0116 11:35:34.177231       1 main.go:488] Using interface with name ens3 and 
address 10.32.192.14
+ I0116 11:35:34.177259       1 main.go:505] Defaulting external address to 
interface address (10.32.192.14)
+ I0116 11:35:34.191358       1 kube.go:131] Waiting 10m0s for node controller 
to sync
+ I0116 11:35:34.273844       1 kube.go:294] Starting kube subnet manager
+ I0116 11:35:35.274075       1 kube.go:138] Node controller sync successful
+ I0116 11:35:35.274106       1 main.go:235] Created subnet manager: Kubernetes 
Subnet Manager - node-1-case1
+ I0116 11:35:35.274113       1 main.go:238] Installing signal handlers
+ I0116 11:35:35.274233       1 main.go:353] Found network config - Backend 
type: vxlan
+ I0116 11:35:35.274292       1 vxlan.go:120] VXLAN config: VNI=1 Port=0 
GBP=false DirectRouting=false
+ E0116 11:35:35.275803       1 main.go:280] Error registering network: 
operation not supported
+ I0116 11:35:35.275860       1 main.go:333] Stopping shutdownHandler...

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https://bugs.launchpad.net/bugs/1811819

Title:
  please include the kernel module VXLAN

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