[Iftop-users] v6 dns display error

Stuart D. Gathman stuart at gathman.org
Mon Feb 6 22:33:34 GMT 2017


On Mon, 6 Feb 2017, Paul Warren wrote:

> Please could you try the latest in git?
>
> https://code.blinkace.com/pdw/iftop/commit/35af3cf65f17961d173b31fd3b00166ec095c226
>
> It looks like the key used for caching DNS lookups was assumed to be 
> in6_addr, but in fact was a larger struct that wrapped the IP address.  This 
> means that the comparison looking for NS lookups was effectively ignoring 64 
> of the 128 bits in the v6 address, leading to very unpredictable results.

That seems to fix it.

-- 
 	      Stuart D. Gathman <stuart at gathman.org>
"Confutatis maledictis, flamis acribus addictis" - background song for
a Microsoft sponsored "Where do you want to go from here?" commercial.



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