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I'm trying to use TSIG to authenticate dynamic updates or zone transfers but the server is rejecting the TSIG - why?
Author: ISC Support Reference Number: AA-00310 Views: 3022 Created: 2011-05-16 14:37 Last Updated: 2013-01-28 12:06 0 Rating/ Voters

If you are sure that the keys are configured correctly then this may be a clock skew problem. Check that the the clocks on the client and server are properly synchronized (e.g., using ntp).

Check your logs for errors.  If you are running a recent version of BIND, you may see error messages similar to these (reported by the slave zone server) below:

25-Jan-2013 13:09:08.048 zone
refresh: failure trying master (source
clocks are unsynchronized
25-Jan-2013 13:09:23.053 zone myzone.example/IN/trusted: refresh:
failure trying master (source clocks are

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