[ 1011.652671][T21293] veth0: entered allmulticast mode
[ 1011.653030][T21293] veth1: entered allmulticast mode
[ 1011.653272][T21293] veth2: entered allmulticast mode
[ 1011.653502][T21293] veth3: entered allmulticast mode
[ 1022.708556][T21293] veth0: left allmulticast mode
[ 1022.708837][T21293] veth1: left allmulticast mode
[ 1022.709063][T21293] veth2: left allmulticast mode
[ 1022.709259][T21293] veth3: left allmulticast mode