Messages in this thread | | | Subject | Re: bind() udp behavior 2.6.8.1 | From | Adam Denenberg <> | Date | Wed, 15 Dec 2004 15:48:50 -0500 |
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but this would be an issue with glibc then correct?
On Wed, 2004-12-15 at 15:45, Doug McNaught wrote: > Adam Denenberg <adam@dberg.org> writes: > > > sorry for any confusion, but i am not referring to the Identification > > field in the IP header but rather the "Transaction ID" field in the DNS > > query portion of the packet. I can reproduce this behavior on our linux > > system where if i pump gethostbyname_r requests on the system at some > > point it will reuse a transaction id in the DNS request. This is my > > lastest discovery in what is causing the requests to fail thru the > > firewall. So far my research has not turned up any reason as to why the > > kernel would be re-using a transaction ID in the dns request. > > That would be your DNS software reusing the transaction ID, since it's > part of the packet data, not the UDP header. The kernel has nothing > to do with it. > > -Doug >
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