[ 2961.616017][T15855] veth0: entered allmulticast mode
[ 2961.616486][T15855] veth1: entered allmulticast mode
[ 2961.616827][T15855] veth2: entered allmulticast mode
[ 2961.617175][T15855] veth3: entered allmulticast mode
[ 2990.082094][T15855] veth0: left allmulticast mode
[ 2990.082466][T15855] veth1: left allmulticast mode
[ 2990.082747][T15855] veth2: left allmulticast mode
[ 2990.082996][T15855] veth3: left allmulticast mode