[ 1607.424528][T12999] veth0: entered allmulticast mode
[ 1607.426085][T12999] veth1: entered allmulticast mode
[ 1607.426411][T12999] veth2: entered allmulticast mode
[ 1607.426713][T12999] veth3: entered allmulticast mode
[ 1634.913039][T12999] veth0: left allmulticast mode
[ 1634.913338][T12999] veth1: left allmulticast mode
[ 1634.913580][T12999] veth2: left allmulticast mode
[ 1634.913814][T12999] veth3: left allmulticast mode