Re: V6R1 B2B connection error 400

[Jack Kingsley <iseriesflorida@xxxxxxxxx>]

If you can do it compare your IFS security, look at QTMHHTTP and QTMHHTP1.
Also, look at your apache log files.

On Thu, Mar 31, 2011 at 10:21 PM, Peter Connell <
Peter.Connell@xxxxxxxxxxxxxxxxx> wrote:

> Hi,
> After upgrading a machine from V5R4 to V6R1 some B2B clients are now
> receiving an HTTP 400 error.
> The new version of Apache does not appear to be doing anything different
> when one looks at the trace but there appears to be something that the
> client now sees differently.
> The client is making a B2B connection using  a .Net client and has not
> changed anything at their end so I'm wondering if there is something wrong
> with the way .Net talks to Apache 2.2.
>
> At V5R4 the client makes an initial POST without authorization credentials.
> Apache responds with a 401, the client repeats the POST with  credentials
> and all goes well.
> It should be noted that the POST actually contains an Expect 100 header so
> Apache actually responds to the authenticated request with an 100 Continue
> header which causes the client to then POST the body of the request.
>
> At V6R1  the client makes an initial POST without authorization
> credentials. Apache responds with a 401,  but the client does not appear to
> accommodate this and immediately responds by a POST with the body of the
> request.
> Apache is expecting to see a valid HTTP header and throws a 400 error when
> it sees the xml in the body of the request instead.
> It's kind of like it is treating the 401 like a 100 response.
>
> Anyone seen anything like this?
>
> Cheers, Peter
>
>
>
>
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