[ 2294.465740][T21009] veth0: entered allmulticast mode
[ 2294.466787][T21009] veth1: entered allmulticast mode
[ 2294.467332][T21009] veth2: entered allmulticast mode
[ 2294.467856][T21009] veth3: entered allmulticast mode
[ 2318.371589][T21009] veth0: left allmulticast mode
[ 2318.372089][T21009] veth1: left allmulticast mode
[ 2318.372508][T21009] veth2: left allmulticast mode
[ 2318.372910][T21009] veth3: left allmulticast mode