[ 1421.357444][T18947] veth0: entered allmulticast mode
[ 1421.361161][T18947] veth1: entered allmulticast mode
[ 1421.361708][T18947] veth2: entered allmulticast mode
[ 1421.362248][T18947] veth3: entered allmulticast mode
[ 1444.269706][T18947] veth0: left allmulticast mode
[ 1444.270283][T18947] veth1: left allmulticast mode
[ 1444.270681][T18947] veth2: left allmulticast mode
[ 1444.271081][T18947] veth3: left allmulticast mode