[rt-users] Emails not getting through spam filters of many ISP's due to "Unknown Error"

Joop van de Wege jvdwege at xs4all.nl
Fri Aug 12 01:37:21 EDT 2011

You will need to have a look at your mailserver. Look at masquarading.

Sorry to be so brief, send from my phone.


Joanne Keown <Joanne.Keown at coloradogroup.com.au> schreef:

>Hi RT gurus,
>I have a situation where emails from RT are going into SOME  ISP email
>inboxes but not others.  Gmail & Hotmail are OK, however, Optusnet and
>others are being filtered out as spam with the following message:
>Unknown address error ('453', ['#4.1.8 Domain of sender address
><root at rt.coloradogroup.com.au<mailto:root at rt.coloradogroup.com.au>>
>does not exist']) []
>Is there somewhere where the config allows me to change the sender
>address to something like
>rt at coloradogroup.com.au<mailto:rt at coloradogroup.com.au>?
>I have set the following email address into my Queue config for "Reply
>Address" and "Comment Address", but as far as I can tell it doesn't
>seem to control that:
>*         customerservice at dianaferrari.com.au
>Once again, any assistance would be greatly appreciated.

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