[ 1182.132109][T21255] veth0: entered allmulticast mode
[ 1182.132516][T21255] veth1: entered allmulticast mode
[ 1182.132806][T21255] veth2: entered allmulticast mode
[ 1182.133077][T21255] veth3: entered allmulticast mode
[ 1193.531037][T21255] veth0: left allmulticast mode
[ 1193.531301][T21255] veth1: left allmulticast mode
[ 1193.531505][T21255] veth2: left allmulticast mode
[ 1193.531701][T21255] veth3: left allmulticast mode