[ 1980.377769][ T7421] veth0: entered allmulticast mode
[ 1980.378687][ T7421] veth1: entered allmulticast mode
[ 1980.379445][ T7421] veth2: entered allmulticast mode
[ 1980.379996][ T7421] veth3: entered allmulticast mode
[ 2005.221543][ T7421] veth0: left allmulticast mode
[ 2005.222022][ T7421] veth1: left allmulticast mode
[ 2005.222421][ T7421] veth2: left allmulticast mode
[ 2005.222811][ T7421] veth3: left allmulticast mode