On Tue, Nov 24, 2009 at 1:25 PM, Sahil Tandon <sa...@tandon.net> wrote:

> On Nov 24, 2009, at 3:07 PM, LuKreme <krem...@kreme.com> wrote:
>
>
>> On 24-Nov-2009, at 10:39, Jordi Espasa Clofent wrote:
>>
>>  That is easy.
>>>> Have your users connect to the submission port
>>>>
>>>
>>> Yes Wietse, I've considered this simple and clean option,  but we're a
>>> hosting company and the costumers are to lazy to understand and accept an
>>> approach like this.
>>>
>>
>> Force them by making 587 the ONLY way to send mail. Tell them it's for
>> security reasons and make sure you enforce it.
>>
>
> That's all fine and well for small sites, but hardly a solution for larger
> environments where such draconian measures are impractical.  A more
> reasonable solution is for the OP to push users toward submission via 587,
> and in the (very long) meantime, find other ways to bifurcate SASL vs.
> non-SASL traffic on port 25.
>

Small sites like Google, where they force their customers to use specific
ports for e-mail submission?

http://mail.google.com/support/bin/answer.py?answer=77689

What's good for the Google is good for the Gander, eh?  You could even copy
Google's help docs when writing your own.

-Mike

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