[ 1516.499370][ T4444] veth0: entered allmulticast mode
[ 1516.499917][ T4444] veth1: entered allmulticast mode
[ 1516.500228][ T4444] veth2: entered allmulticast mode
[ 1516.500536][ T4444] veth3: entered allmulticast mode
[ 1542.360114][ T4444] veth0: left allmulticast mode
[ 1542.360402][ T4444] veth1: left allmulticast mode
[ 1542.360650][ T4444] veth2: left allmulticast mode
[ 1542.360881][ T4444] veth3: left allmulticast mode