[ 1449.198067][T21848] veth0: entered allmulticast mode
[ 1449.198855][T21848] veth1: entered allmulticast mode
[ 1449.199404][T21848] veth2: entered allmulticast mode
[ 1449.199941][T21848] veth3: entered allmulticast mode
[ 1472.616921][T21848] veth0: left allmulticast mode
[ 1472.617466][T21848] veth1: left allmulticast mode
[ 1472.617926][T21848] veth2: left allmulticast mode
[ 1472.618355][T21848] veth3: left allmulticast mode