[ 2877.008985][T21262] veth0: entered allmulticast mode
[ 2877.009547][T21262] veth1: entered allmulticast mode
[ 2877.009889][T21262] veth2: entered allmulticast mode
[ 2877.010314][T21262] veth3: entered allmulticast mode
[ 2904.089984][T21262] veth0: left allmulticast mode
[ 2904.090373][T21262] veth1: left allmulticast mode
[ 2904.090660][T21262] veth2: left allmulticast mode
[ 2904.090925][T21262] veth3: left allmulticast mode