ping strace

14:23:47.431567 recvfrom(5, "\27\247\201\200\0\1\0\1\0\0\0\0\6google\3com\0\0\1\0\1\300\f\0\1"..., 2048, 0, {sa_family=AF
_INET, sin_port=htons(53), sin_addr=inet_addr("192.168.16.6")}, [28->16]) = 44
14:23:47.431997 poll([{fd=5, events=POLLIN}], 1, 4867) = 0 (Timeout)
14:23:52.304681 poll([{fd=5, events=POLLOUT}], 1, 0) = 1 ([{fd=5, revents=POLLOUT}])
14:23:52.305280 sendto(5, "\27\247\1\0\0\1\0\0\0\0\0\0\6google\3com\0\0\1\0\1", 28, MSG_NOSIGNAL, NULL, 0) = 28
14:23:52.305969 poll([{fd=5, events=POLLIN}], 1, 5000) = 1 ([{fd=5, revents=POLLIN}])
14:23:52.309883 ioctl(5, FIONREAD, [44]) = 0