代码： 全选
$ sudo ntpdate ntp.ubuntu.com
22 Aug 22:51:04 ntpdate[3778]: no server suitable for synchronization found
代码： 全选
$ sudo ntpdate -d ntp.ubuntu.com
22 Aug 22:52:16 ntpdate[3803]: ntpdate 4.2.4p6@1.1549-o Fri Dec 4 19:03:30 UTC 2009 (1)
transmit(91.189.94.4)
transmit(91.189.94.4)
transmit(91.189.94.4)
transmit(91.189.94.4)
transmit(91.189.94.4)
91.189.94.4: Server dropped: no data
server 91.189.94.4, port 123
stratum 0, precision 0, leap 00, trust 000
refid [91.189.94.4], delay 0.00000, dispersion 64.00000
transmitted 4, in filter 4
reference time: 00000000.00000000 Thu, Feb 7 2036 14:28:16.000
originate timestamp: 00000000.00000000 Thu, Feb 7 2036 14:28:16.000
transmit timestamp: d01bb823.8be681a9 Sun, Aug 22 2010 22:52:19.546
filter delay: 0.00000 0.00000 0.00000 0.00000
0.00000 0.00000 0.00000 0.00000
filter offset: 0.000000 0.000000 0.000000 0.000000
0.000000 0.000000 0.000000 0.000000
delay 0.00000, dispersion 64.00000
offset 0.000000
22 Aug 22:52:20 ntpdate[3803]: no server suitable for synchronization found
