[ 1473.221457][T21020] veth0: entered allmulticast mode
[ 1473.222730][T21020] veth1: entered allmulticast mode
[ 1473.223669][T21020] veth2: entered allmulticast mode
[ 1473.224636][T21020] veth3: entered allmulticast mode
[ 1473.239552][T21020] veth4: entered allmulticast mode
[ 1473.240503][T21020] veth5: entered allmulticast mode
[ 1508.005436][T21020] veth0: left allmulticast mode
[ 1508.006004][T21020] veth1: left allmulticast mode
[ 1508.006473][T21020] veth2: left allmulticast mode
[ 1508.006891][T21020] veth3: left allmulticast mode
[ 1508.007360][T21020] veth4: left allmulticast mode
[ 1508.007939][T21020] veth5: left allmulticast mode