bind forward to rbldns server intermittently fails

David Nolan vitroth+ at
Sun Nov 19 18:50:46 UTC 2006

--On November 18, 2006 11:35:52 AM +0530 Ramprasad <ram at> 

> I think that was it.
> So "forward only" would do the trick. But why would rbldns timeout over
> a local 100MBps network. Can I do something to stop that
> The rbldns server by itself is never loaded

There could be any number of reasons why it would drop a single request, 
from a checksum failure of a UDP packet, network congestion dropping a 
packet, an instantaneous load spike on your rbldns server causing it to not 
reply quickly enough, etc...


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