现在还有可用的公开的ntp服务器吗？

lsstarboy

找了一圈，都不能用！

fender0107401

很多吧，我已经不设置这个了，让ntpd自己找去。

fender0107401

ntpq -p
     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
+dns.sjtu.edu.cn 202.112.31.197   3 u   11   64    3   37.716    5.210  10.329
*dns1.synet.edu. 123.199.115.203  2 u    6   64    7   67.914    8.120  12.782
+dns2.synet.edu. 123.199.115.203  2 u   44   64    3   92.479   -2.742  12.917

mirnshi

没用过cn.pool.ntp.org吗？

congli

一般用stdtime.gov.hk

lsstarboy

呵呵怒了！试了www.pool.ntp.org里所有的机器，都不通！

连个公共服务都做不好，还有啥用？这个方XX，真TMD混蛋！

实际上，两三年前我就试过，只不过心存侥幸，想再试一次，结果仍然是虽然有棱镜的存在，但仍然充满了对米国互联网的向往。

mirnshi

1. % ping -c 1 cn.pool.ntp.org
   
2. PING cn.pool.ntp.org (202.112.29.82): 56 data bytes
   
3. 64 bytes from 202.112.29.82: icmp_seq=0 ttl=47 time=36.215 ms
   
4. 
   
5. --- cn.pool.ntp.org ping statistics ---
   
6. 1 packets transmitted, 1 packets received, 0.0% packet loss
   
7. round-trip min/avg/max/stddev = 36.215/36.215/36.215/0.000 ms
   
8. % ping -c 1 0.cn.pool.ntp.org
   
9. PING 0.cn.pool.ntp.org (202.112.29.82): 56 data bytes
   
10. 64 bytes from 202.112.29.82: icmp_seq=0 ttl=47 time=59.269 ms
    
11. 
    
12. --- 0.cn.pool.ntp.org ping statistics ---
    
13. 1 packets transmitted, 1 packets received, 0.0% packet loss
    
14. round-trip min/avg/max/stddev = 59.269/59.269/59.269/0.000 ms
    
15. % ping -c 1 1.asia.pool.ntp.org
    
16. PING 1.asia.pool.ntp.org (133.27.94.149): 56 data bytes
    
17. 64 bytes from 133.27.94.149: icmp_seq=0 ttl=46 time=95.179 ms
    
18. 
    
19. --- 1.asia.pool.ntp.org ping statistics ---
    
20. 1 packets transmitted, 1 packets received, 0.0% packet loss
    
21. round-trip min/avg/max/stddev = 95.179/95.179/95.179/0.000 ms
    
22. % ping -c 1 3.asia.pool.ntp.org
    
23. PING 3.asia.pool.ntp.org (203.178.141.29): 56 data bytes
    
24. 64 bytes from 203.178.141.29: icmp_seq=0 ttl=48 time=96.026 ms
    
25. 
    
26. --- 3.asia.pool.ntp.org ping statistics ---
    
27. 1 packets transmitted, 1 packets received, 0.0% packet loss
    
28. round-trip min/avg/max/stddev = 96.026/96.026/96.026/0.000 ms
    
29. %
    

复制代码

mirnshi

1. bsd# ntpdate cn.pool.ntp.org
   
2. 22 Aug 10:59:33 ntpdate[34904]: adjust time server 202.112.10.36 offset 0.229533 sec
   
3. bsd# ntpdate 0.cn.pool.ntp.org
   
4. 22 Aug 10:59:47 ntpdate[34905]: adjust time server 218.75.4.130 offset 0.235489 sec
   
5. bsd# ntpdate 1.asia.pool.ntp.org
   
6. 22 Aug 11:00:05 ntpdate[34924]: adjust time server 133.27.94.149 offset 0.210361 sec
   
7. bsd# ntpdate 3.asia.pool.ntp.org
   
8. 22 Aug 11:00:17 ntpdate[34926]: adjust time server 157.7.141.240 offset 0.204390 sec
   

复制代码

lsstarboy

# ntpdate cn.pool.ntp.org
22 Aug 11:33:27 ntpdate[6776]: no server suitable for synchronization found
# ntpdate 0.cn.pool.ntp.org
22 Aug 11:33:38 ntpdate[6777]: no server suitable for synchronization found
# ntpdate 1.asia.pool.ntp.org
22 Aug 11:33:53 ntpdate[6778]: no server suitable for synchronization found
# ntpdate 3.asia.pool.ntp.org
22 Aug 11:34:01 ntpdate[6779]: no server suitable for synchronization found

# ntpq -p
     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
59-124-196-85.H .INIT.          16 u    - 1024    0    0.000    0.000   0.000
send.mx.cdnetwo .INIT.          16 u    - 1024    0    0.000    0.000   0.000
endeveit.net    .INIT.          16 u    - 1024    0    0.000    0.000   0.000
120-88-47-10.in .INIT.          16 u    - 1024    0    0.000    0.000   0.000

fender0107401

lsstarboy 发表于 2013-08-22 11:35

不是某个路由器把udp的123给关闭了吧。