Re: [exim] Fwd: synchronization error

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Author: Jeremiah Foster
Date:  
To: exim-users
Subject: Re: [exim] Fwd: synchronization error

On Aug 26, 2005, at 2:42 PM, Jeremiah Foster wrote:

>
> On Aug 26, 2005, at 2:25 PM, Marc Sherman wrote:
>
>> Jeremiah Foster wrote:
>>>>
>>>> I am having problems with an Outlook Express client connecting to
>>>> exim4. The logs are saying;
>>>>
>>>> 2005-08-26 13:56:16 SMTP protocol violation: synchronization error
>>>> (input sent without waiting for greeting): rejected connection from
>>>> H=[213.142.17.163] input="\026\003\001"
>>>>
>>>> (When I got this message previously I switched Outlook Express to
>>>> Thunderbird and the issue went away. I assume that is because both
>>>> Thunderbird and exim implement the protocol more effectively than
>>>> Outlook Express. If I assume incorrectly I would welcome
>>>> correction.)
>>
>> The problem could be outlook's broken TLS implementation. Outlook is
>> probably trying to do TLS-on-connect on port 25. Configure Outlook
>> for SSL on port 465, and add the following to your exim config:
>>
>> daemon_smtp_ports = 25 : 465
>> tls_on_connect_ports = 465
>>
>> You may also want to add 587 to the port list, which is the standard
>> submission port -- note that it should _not_ be in the
>> tls_on_connect_ports list, only 465 belongs there.
>>
> Thanks Marc. I have set both the server and the client to listen on
> port 587. This functions for other clients, but not for this one
> particular Outlook Express client.
>
> Should I configure my debian exim configuration (/etc/default/exim4)
> and add those above lines? Unfortunately I still have some confusion
> regarding configuring exim.
>
> Thanks again,
>
> Jeremiah
>
>

Jeremiah Foster

http://www.devmodul.com
jeremiah.foster@???
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