New MS install is acting very strangely (misconfiguration somewhere)

[Julian Field]

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On 17 Oct 2005, at 11:54, Gray, Richard wrote:

>>>>
>>>> I have not changed any settings on the Exchange box nor
>>>>
>> did I change
>>
>>>> any ip information on the new/old MS boxes. The way I
>>>>
>> worked it out
>>
>>>> was by changing the ip address of the old box and then
>>>>
>> changing the
>>
>>>> new box to the appropriate ip address. (To get them back
>>>>
>> to normal I
>>
>>>> did the opposite of course.)
>>>>
>>>>
>>>> Thanks!
>>>> Chris.
>>>>
>>>>
>>> Maybe running a packet sniffer could help see where it
>>>
>> 'delivered' the
>>
>>> undelivered mail.
>>>
>>>
>
> I've actually noticed some slightly strange behaviour in exchange
> regarding the message tracking feature. We had a problem where if a
> message was quarantined, it would send the decontaminated message out.
> If I went and located the message in quarantine and copied it into  
> exims
> delivery queue, exim would pick the message up and deliver it, but the
> exchange server would have no record of having received it.
>
> I was never able to tie this down to anything specific, and we  
> ended up
> fixing it by not sending through notifications rather than the  
> defanged
> message. Just something to be aware about if you are working on this.

Switch off Exchange's duplicate message detection and try it again.  
The cleaned message will have the same message-id: as the original  
message, which might be causing you trouble.
- -- 
Julian Field
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