Resolver error while parsing DNS replies
rousskov at measurement-factory.com
Tue May 27 17:01:17 UTC 2008
On Fri, 2008-05-23 at 17:35 -0700, isb wrote:
> I am trying to replay a trace using Polygraph. I am seeing this error
> when Polygraph's DNS resolver fails to parse DNS replies on certain
> DnsXact.cc:94: error: 256/256 (c94) failed to parse DNServer response
> In my limited tests, it seems to fail when CNAME records are returned
> in the reply. It also fails on certain other replies. Is this a known
Yes, it is a known limitation. Polygraph does not know how to deal with
CNAME and other non-IP responses.
> If so, are there any plans to fix it?
It would be nice to add such support, but it is currently only a wish
list item: http://www.web-polygraph.org/support/wishes.html
More information about the Users