[ 2223.810842][T20037] veth0: entered allmulticast mode
[ 2223.811686][T20037] veth1: entered allmulticast mode
[ 2223.812246][T20037] veth2: entered allmulticast mode
[ 2223.812934][T20037] veth3: entered allmulticast mode
[ 2247.252085][T20037] veth0: left allmulticast mode
[ 2247.254594][T20037] veth1: left allmulticast mode
[ 2247.255293][T20037] veth2: left allmulticast mode
[ 2247.255972][T20037] veth3: left allmulticast mode