[ 1321.739611][T18250] veth0: entered allmulticast mode
[ 1321.740036][T18250] veth1: entered allmulticast mode
[ 1321.740396][T18250] veth2: entered allmulticast mode
[ 1321.740729][T18250] veth3: entered allmulticast mode
[ 1340.265484][T18250] veth0: left allmulticast mode
[ 1340.265846][T18250] veth1: left allmulticast mode
[ 1340.266116][T18250] veth2: left allmulticast mode
[ 1340.266403][T18250] veth3: left allmulticast mode