[ale] Bellsouth to Speakeasy?

Geoffrey esoteric at 3times25.net
Sat Jan 25 17:09:17 EST 2003


Speedfactory does not block port 25.  This is evident by the fact that 
my outgoing smtp server is set to localhost and current postfix log files.

James P. Kinney III wrote:
> There seems to be some confusion over this. Pretty much all ISP's that
> do not want to have their address space wind up on a blackhole list do
> the following:
> 
> They REQUIRE that their clients (that means YOU) send your email THROUGH
> their smtp servers. 
> 
> If you try and send email directly from your DSL account, that is viewed
> as spam. 
> 
> The will block your source port 25 from going anywhere EXCEPT their smtp
> servers. 
> 
> If you want to run your own mail server, you _must_ set up the Smart
> Host relay to point to the smtp server for your ISP. 
> 
> This is used to allow traffic monitoring of smtp data. If a user account
> begins spewing 3000 emails a day, they pretty much know it is crap and
> can block that account quickly and automatically.
> 
> This above discussion is only relevant to non-commercial accounts. Most
> commercial accounts have few, if any, filters applied. 
> 
> According to BellSouth docs back when I used them, they block port 25 as
> discussed above and don't for commercial accounts. I also know that
> Earthlink does the same. Most of my other ISP encounters are with
> commercial systems so I can't comment on places like Speakeasy and
> others.
> 
> On Sat, 2003-01-25 at 12:52, John Wells wrote:
> 
>>If my wife would hurry back with the morning espresso, perhaps I could
>>think ;-).
>>
>>I'm running my own mail server on a Bellsouth dsl connection, so I concur.
>> They're definitely *not* blocking outbound packets with source port 25.
>>
>>John
>>
>>David Corbin said:
>>
>>>They're definately not doing that.  I getting incoming requests to 25
>>>all the time.  The goal of their filter (real or alledged) would be to
>>>prevent SPAM coming from their customers.  My experience is that they do
>>> NOT block port 25, but if many sites reject mail because you're DSL IP
>>>is on a spam-blocking list (like RBL) of some sort.
>>>
>>
>>
>>
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-- 
Until later: Geoffrey		esoteric at 3times25.net

The latest, most widespread virus?  Microsoft end user agreement.
Think about it...

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