[ 1226.017229][T20498] veth0: entered allmulticast mode
[ 1226.019628][T20498] veth1: entered allmulticast mode
[ 1226.021288][T20498] veth2: entered allmulticast mode
[ 1226.022277][T20498] veth3: entered allmulticast mode
[ 1250.580025][T20498] veth0: left allmulticast mode
[ 1250.580543][T20498] veth1: left allmulticast mode
[ 1250.580981][T20498] veth2: left allmulticast mode
[ 1250.581401][T20498] veth3: left allmulticast mode