Re: [exim] loop detection

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Autor: Philip Hazel
Fecha:  
A: Arkadiusz Miskiewicz
Cc: exim-users
Asunto: Re: [exim] loop detection
On Fri, 7 Jan 2005, Arkadiusz Miskiewicz wrote:

> Hi,
>
> I have few routers set up in such way:
>
> - alias (routes user@domain to system_user)
> - forward (routers system_users to additional something@???,
> other@???)
>
> Now if user sets up a loop like this:
> user@domain -> system_user -> forward to user@domain
> then exim will report this as ,,Unroutable address''.
>
> Is there any nice way to detect loop at last router (or any router) (and
> return other error message than ,,Unroutable address'')?


There's a fudge for handling exactly this problem. Take a look at the
check_ancestor option of the redirect router.

-- 
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.
Get the Exim 4 book:    http://www.uit.co.uk/exim-book