Ubuntu
iputils package

  1. Bug #1004350
  2. Comment #2

Comment 2 for bug 1004350

Revision history for this message
YOSHIFUJI Hideaki / =?iso-2022-jp?B?GyRCNUhGIzFRTEAbKEI=?= (yoshfuji) wrote :

It is documented. ping(8) (3:20101006-1ubuntu1 from 12.04LTS) says:
| If the data space is at least of size of struct timeval ping uses the
| beginning bytes of this space to include a timestamp which it uses in
| the computation of round trip times. If the data space is shorter, no
| round trip times are given.