[ 1520.303358][ T4457] veth0: entered allmulticast mode
[ 1520.304100][ T4457] veth1: entered allmulticast mode
[ 1520.304480][ T4457] veth2: entered allmulticast mode
[ 1520.304849][ T4457] veth3: entered allmulticast mode
[ 1546.522925][ T4457] veth0: left allmulticast mode
[ 1546.523218][ T4457] veth1: left allmulticast mode
[ 1546.523437][ T4457] veth2: left allmulticast mode
[ 1546.523694][ T4457] veth3: left allmulticast mode