Re: [exim] no ehlo possible when sender IP has no hostname

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Author: Roman Khassraf
Date:  
To: exim-users
Subject: Re: [exim] no ehlo possible when sender IP has no hostname

i tested the IP with  -bh  command, and the IP worked fine.

i think you are right with the firewall
the client is behind a cisco 836 dsl router, installed and maintained by the
ISP, i think that mailguard feature is on.
i will check that out

hey fred, thanks a lot for your help

roman



Am Sonntag, 24. Juli 2005 17:54 schrieb Fred Viles:
> On 24 Jul 2005 at 16:29, Roman Khassraf wrote about
>
>     "Re: [exim] no ehlo possible when se":
> | (I wrote:)
> |
> | > Are you *sure* you are connecting to exim for this test?  If exim is
> | > capable of responding to EHLO with 502, I'm not finding where it is
> | > done in the source code (4.52).  What does the banner message show?
> |
> |...
> | i´m running exim 4.50 on debian 3.1 , it´s the only MTA running on the
> | server ...

>
> The only other explanation I can think of is some sort of firewall
> between the client and your server messing with the protocol. Cisco
> PIX are notorious for that, but IIRC the munge the banner so ESMTP is
> not seen to be advertised. Have you tested a non-PTR-IP from the
> server via "exim -bh ip.ad.re.ss"?
>
> If that's not it, I'm stumped.
>
> - Fred


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