[ 2256.381391][T20586] veth0: entered allmulticast mode
[ 2256.383187][T20586] veth1: entered allmulticast mode
[ 2256.385123][T20586] veth2: entered allmulticast mode
[ 2256.386123][T20586] veth3: entered allmulticast mode
[ 2279.930548][T20586] veth0: left allmulticast mode
[ 2279.931051][T20586] veth1: left allmulticast mode
[ 2279.931458][T20586] veth2: left allmulticast mode
[ 2279.931857][T20586] veth3: left allmulticast mode