Cisco Support Community
cancel
Showing results for 
Search instead for 
Did you mean: 
Announcements

Welcome to Cisco Support Community. We would love to have your feedback.

For an introduction to the new site, click here. If you'd prefer to explore, try our test area to get started. And see here for current known issues.

Unable to Sync with NTP server

Dear Team,

   Please any one help to sync with NTP server which is in internal network. I am able to ping with source also. Please chekc the version and configration for NTP. I tried so many combinations with prefers , broadcast delay. But it is not working. Please any one help me.

sw1#show  version

Cisco IOS Software, C3560E Software (C3560E-UNIVERSALK9-M), Version 15.0(1)SE1, RELEASE SOFTWARE (fc3)

Technical Support: http://www.cisco.com/techsupport

Copyright (c) 1986-2011 by Cisco Systems, Inc.

Compiled Thu 01-Dec-11 14:16 by prod_rel_team

ROM: Bootstrap program is C3560E boot loader

BOOTLDR: C3560E Boot Loader (C3560E-HBOOT-M) Version 12.2(44r)SE3, RELEASE SOFTWARE (fc3)

sw1#show  running-config | i ntp

ntp source Vlan555

ntp server 10.42.197.107

sw1#show  ntp status

Clock is unsynchronized, stratum 16, no reference clock

nominal freq is 119.2092 Hz, actual freq is 119.2092 Hz, precision is 2**17

reference time is D65E60B1.1C70CD14 (11:52:41.111 IST Fri Dec 20 2013)

clock offset is 0.0000 msec, root delay is 0.00 msec

root dispersion is 29.77 msec, peer dispersion is 0.00 msec

loopfilter state is 'CTRL' (Normal Controlled Loop), drift is -0.000000044 s/s

system poll interval is 64, last update was -1646376 sec ago.

sw1#show  ntp associations

  address         ref clock       st   when   poll reach  delay  offset   disp

~10.42.197.107   .INIT.          16 49691d     64     0  0.000   0.000 16000.

* sys.peer, # selected, + candidate, - outlyer, x falseticker, ~ configured

debug messages :

.Dec  1 04:59:59.875: NTP Core(DEBUG): drift value to save: 0.000000000

.Dec  1 04:59:59.875: %NTP : Drift Value NTPv4_Drift=FFFFFFFF.FFFFFF40 not saved in persistent data, will be stored before reload

.Dec  1 04:59:59.875: NTP Core(DEBUG): drift value saved.

.Dec  1 04:59:59.875: NTP Core(DEBUG): hourly stats called. Count=46

  • LAN Switching and Routing
1 ACCEPTED SOLUTION

Accepted Solutions
Purple

Unable to Sync with NTP server

Hi,

Have you made sure that the clock on the NTP server is not too far away in time from the client, if this is the case it could take a long time for the client to sync.

Regards

Alain

Don't forget to rate helpful posts.

Don't forget to rate helpful posts.
2 REPLIES
Purple

Unable to Sync with NTP server

Hi,

Have you made sure that the clock on the NTP server is not too far away in time from the client, if this is the case it could take a long time for the client to sync.

Regards

Alain

Don't forget to rate helpful posts.

Don't forget to rate helpful posts.

Unable to Sync with NTP server

Hi Alain,

   I got it, if I changing the time distance is more it is not sync. Is there any other solution for this. Or any explaination.

Thanks a lot,

Regards,

Chaitanaya

359
Views
0
Helpful
2
Replies
This widget could not be displayed.