[ 1522.719323][ T7937] veth0: entered allmulticast mode
[ 1522.719930][ T7937] veth1: entered allmulticast mode
[ 1522.720270][ T7937] veth2: entered allmulticast mode
[ 1522.720607][ T7937] veth3: entered allmulticast mode
[ 1550.015744][ T7937] veth0: left allmulticast mode
[ 1550.016048][ T7937] veth1: left allmulticast mode
[ 1550.016275][ T7937] veth2: left allmulticast mode
[ 1550.016504][ T7937] veth3: left allmulticast mode