Number of seconds since Jan 1, 1970 - 1410816865 time of message departure. Number of seconds since Jan 1, 1970 - 1410816867 time of message arrival. Timestamp Name ID When Generated ------------------------------------------------------------ Originate Timestamp T1 time request sent by client Receive Timestamp T2 time request received by server Transmit Timestamp T3 time reply sent by server Destination Timestamp T4 time reply received by client The roundtrip delay d and local clock offset t are defined as d = (T4 - T1) - (T2 - T3) t = ((T2 - T1) + (T3 - T4)) / 2. Round Trip delay: 2 Clock offset: -1 Field Name Unicast/Anycast Request Reply ----------------------------------------------- LI 0 0 VN 3 3 Mode 3 4 Stratum 0 1 Poll 6 6 Precision 0 0 Root Delay 0 0 Root Dispersion 0 0 Reference Identifier 0 LOCL Reference Timestamp 1410816865 1410816865 Originate Timestamp 1410816865 1410816865 Receive Timestamp 1410816867 1410816865 Transmit Timestamp 0 1410816865