[ 1317.183565][ T9921] veth0: entered allmulticast mode
[ 1317.184721][ T9921] veth1: entered allmulticast mode
[ 1317.185051][ T9921] veth2: entered allmulticast mode
[ 1317.185373][ T9921] veth3: entered allmulticast mode
[ 1341.628921][ T9921] veth0: left allmulticast mode
[ 1341.629250][ T9921] veth1: left allmulticast mode
[ 1341.629486][ T9921] veth2: left allmulticast mode
[ 1341.629720][ T9921] veth3: left allmulticast mode