* ben.tanner@??? wrote (01/05/07 15:21):
> As a slight aside (and not strictly exim!),
>
> http://www.theregister.co.uk/2007/05/01/hotmail_friendly_fire/
>
> This has been affecting a number of domains I deal with, and was a
> source of much bewilderment, as I couldn't track down any issues with
> the MTAs at my end.
>
>> (apart from source port 53, which is let thru at the present time)
>
> Here we've noticed that we were unable to fetch hotmail's MX records
> with BIND set to query on source port 53, resulting in a large backlog
> of mail for hotmail and associated domains. The reason for us using
> source port 53 is, sadly, long lost in the mists of time, so hopefully
> nothing is broken.
>
> It seems that most of these changes to hotmail have happened in the last
> 8/9 days.
My personal problem (inability to receive from hotmail, but sending
apparently fine) was fixed by lowering the MTU on the mail server's
ethernet adapter to 1400 from 1500. So I guess it was related to my
network changes rather than to hotmail.
Chris
