[ 2977.778378][ T7227] veth0: entered allmulticast mode
[ 2977.778875][ T7227] veth1: entered allmulticast mode
[ 2977.779184][ T7227] veth2: entered allmulticast mode
[ 2977.779499][ T7227] veth3: entered allmulticast mode
[ 3005.350477][ T7227] veth0: left allmulticast mode
[ 3005.350770][ T7227] veth1: left allmulticast mode
[ 3005.351026][ T7227] veth2: left allmulticast mode
[ 3005.351260][ T7227] veth3: left allmulticast mode