[ 1518.187319][ T9991] veth0: entered allmulticast mode
[ 1518.187829][ T9991] veth1: entered allmulticast mode
[ 1518.188158][ T9991] veth2: entered allmulticast mode
[ 1518.188473][ T9991] veth3: entered allmulticast mode
[ 1544.067609][ T9991] veth0: left allmulticast mode
[ 1544.067919][ T9991] veth1: left allmulticast mode
[ 1544.068158][ T9991] veth2: left allmulticast mode
[ 1544.068375][ T9991] veth3: left allmulticast mode