[ 1643.816382][T21734] veth0: entered allmulticast mode
[ 1643.817387][T21734] veth1: entered allmulticast mode
[ 1643.818221][T21734] veth2: entered allmulticast mode
[ 1643.818763][T21734] veth3: entered allmulticast mode
[ 1666.457976][T21734] veth0: left allmulticast mode
[ 1666.458546][T21734] veth1: left allmulticast mode
[ 1666.458970][T21734] veth2: left allmulticast mode
[ 1666.459355][T21734] veth3: left allmulticast mode