[ 1021.075677][T20489] veth0: entered allmulticast mode
[ 1021.076361][T20489] veth1: entered allmulticast mode
[ 1021.076606][T20489] veth2: entered allmulticast mode
[ 1021.076858][T20489] veth3: entered allmulticast mode
[ 1032.033953][T20489] veth0: left allmulticast mode
[ 1032.034361][T20489] veth1: left allmulticast mode
[ 1032.034598][T20489] veth2: left allmulticast mode
[ 1032.034845][T20489] veth3: left allmulticast mode