Re: Blocking port 25 traffic for spam purposes

Jeff,

That is what we are doing and what CleanMessage says to do on their 
website.  It has worked well for us.

Doesn't have any impact on VPN, that all still works fine.

Mark


midrange-l-bounces@xxxxxxxxxxxx wrote on 02/10/2004 10:07:15 AM:

> Since our iSeries is our mail server, I have permission from On High to 
post
> this to midrange-l <g>.
> 
> We started using CleanMessage to intercept and eliminate as much spam as
> possible.  It's working great, stopping 95% of the spam.
> 
> The last 5% is spam being sent directly to our IP address instead of
> properly using the MX record.
> 
> Someone on this list suggested blocking port 25 from all IPs _except_
> CleanMessage.  Anyone doing this?  Working OK?  Downside?  I assume only
> spammers would be trying to bypass/ignore the MX record.
> 
> Oh, and if we do block that port, can a company laptop, via VPN, still
> handle email OK?  I'm going to try that from home tonight.
> 
> Thanks.
> 
> -- 
> Jeff Crosby
> Dilgard Frozen Foods, Inc.
> P.O. Box 13369
> Ft. Wayne, IN 46868-3369
> 260-422-7531
> 
> The opinions expressed are my own and not necessarily the opinion of my
> company.  Unless I say so.
> 
> 
> 
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