[ 2243.584581][T20487] veth0: entered allmulticast mode
[ 2243.585673][T20487] veth1: entered allmulticast mode
[ 2243.586294][T20487] veth2: entered allmulticast mode
[ 2243.586862][T20487] veth3: entered allmulticast mode
[ 2267.469141][T20487] veth0: left allmulticast mode
[ 2267.469675][T20487] veth1: left allmulticast mode
[ 2267.470090][T20487] veth2: left allmulticast mode
[ 2267.470539][T20487] veth3: left allmulticast mode