[ 1621.283591][ T7830] veth0: entered allmulticast mode
[ 1621.285280][ T7830] veth1: entered allmulticast mode
[ 1621.285907][ T7830] veth2: entered allmulticast mode
[ 1621.286451][ T7830] veth3: entered allmulticast mode
[ 1644.887737][ T7830] veth0: left allmulticast mode
[ 1644.888271][ T7830] veth1: left allmulticast mode
[ 1644.888707][ T7830] veth2: left allmulticast mode
[ 1644.889193][ T7830] veth3: left allmulticast mode