Zone transfer failing

[Scott Haneda]

On Jun 23, 2009, at 11:57 PM, Chris Buxton wrote:

> No, we have not. However, it appears to be related to the port being  
> idle for some time. Servers that use their TCP port more frequently,  
> usually due to having lots of zone updates that need to be  
> replicated to slaves, don't appear to be affected. You might try  
> creating a cron job that digs against the TCP port every 5 minutes  
> to try to keep the port "active" and prevent it from gong deaf.


If I make a schedule script, any suggestions on which is the best host  
to query to keep this port open?  Would dig my.ns.example.com +tcp  
solve it, or should I hit one of the roots, with them also being  
highly available as well?
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