[ntp:hackers] Mitigation rules

David Mills mills at udel.edu
Mon Apr 6 23:37:45 UTC 2009


Yes, using the local clock driver as of last resort. That doesn't 
provide for multiple mitigated backups as does the orphan scheme. The 
Mars orbiters need something more rugged than the local clock driver.


Dave Hart wrote:

>The fudge flag1 to the PPS driver behavior sounds like exactly what
>alkopedia at googlemail.com was looking for in the newsgroup thread
>"Stick to PPS, even if prefer peer fails".  I'm surprised none of the
>61 messages in that thread pointed out that capability exists already
>in NTP.
>Dave Hart

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