Re: [exim] Blocking names from name@ip-address

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Autor: De Ranter, Nico
Data:  
Para: exim-users
Assunto: Re: [exim] Blocking names from name@ip-address
> Ah. Since the smarthost won't route that, you probably don't want to
> send it anyway.


Indeed. And the smarthost(postfix) is actually responding by sending me bounce mail for every incoming mail, sigh.

I am permanently connected so I should be able to use your solution.

If I understand correctly the special_ipv4_bad part is just there so I can make some exceptions right?

A very big thanks for your help!!

with kind regards,
 
Nico De Ranter
Senior System Administrator
Technology and Software Centre Europe


Sony Belgium, bijkantoor van Sony Europe Limited.
Da Vincilaan 7-D1 · B-1935 Zaventem · Belgium
 
Phone:
+32 (0)2 700 8641
Fax:
+32 (0)2 700 8622
E-mail:
nico.deranter@???
 
Sony Europe Limited. A company registered in England and Wales.
Registered office: The Heights, Brooklands, Weybridge, Surrey. KT13 0XW. United Kingdom



> -----Original Message-----
> From: Phil Pennock [mailto:exim-users@spodhuis.org]
> Sent: 25 August 2011 06:26
> To: De Ranter, Nico
> Cc: exim-users@???
> Subject: Re: [exim] Blocking names from name@ip-address
>
> On 2011-08-24 at 10:37 +0100, De Ranter, Nico wrote:
> > Hi Phil,
> >
> > when I try
> >
> >      exim -bt test@110.1.1.1

> >
> > I get
> >
> >     R: smarthost for test@110.1.1.1
> >     test@110.1.1.1
> >       router = smarthost, transport = remote_smtp_smarthost
> >       host x.x.x.x [x.x.x.x]

> >
> > (the server is intended as a filter in front of our main mail server)
>
> Ah. Since the smarthost won't route that, you probably don't want to
> send it anyway.
>
> Your available solutions depend upon whether or not you're permanently
> online.
>
> If you're not, then your best bet is to use an ACL rejection, based on
> $sender_address_domain, as Frank suggests.
>
> If you are permanently online, then what I've used in a smarthost setup
> is this (slightly simplified):
>
> ----------------------------8< cut here >8------------------------------
> remote_dns_verify:
> driver = dnslookup
> domains = ! +local_domains
> transport = remote_smtp
> ignore_target_hosts = +special_ipv4_bad
> same_domain_copy_routing
> verify_only
>
> smarthost:
> driver = manualroute
> domains = ! +local_domains
> transport = remote_smtp
> ignore_target_hosts = +special_ipv4_bad
> route_data = SMARTHOST_NAME
> same_domain_copy_routing
> no_verify
> ----------------------------8< cut here >8------------------------------
>
> This uses one hostlist, "special_ipv4_bad", feel free to replace as you
> see fit, that's not the important bit.
>
> The main thing is that when _verifying_, you use dnslookup to verify
> that DNS exists and the domain can be routed to. When _delivering_, you
> just send it to the smarthost.
>
> Regards,
> -Phil



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