[ 1029.577733][T20903] veth0: entered allmulticast mode
[ 1029.578161][T20903] veth1: entered allmulticast mode
[ 1029.578648][T20903] veth2: entered allmulticast mode
[ 1029.578956][T20903] veth3: entered allmulticast mode
[ 1041.658711][T20903] veth0: left allmulticast mode
[ 1041.658961][T20903] veth1: left allmulticast mode
[ 1041.659145][T20903] veth2: left allmulticast mode
[ 1041.659327][T20903] veth3: left allmulticast mode