nanog mailing list archives

Re: FW: The worst abuse e-mail ever, sverige.net


From: Joe Provo <nanog-post () rsuc gweep net>
Date: Tue, 21 Sep 2004 17:33:39 -0400


On Tue, Sep 21, 2004 at 01:29:44PM -0400, Daniel Golding wrote:
[snip]
Another choice is to filter port 25. Filtering port 25 has its own 
costs - some users are offended/bothered by this, since they can't 
use their own corporate mail servers, in some cases.
[snip]

SUBMIT, SASL, etc.   This is a solved problem; if MS "Lookout! Virus
Express!" supports it, your know it isn't rocket science. 

SMTP 25 is for inter-server traffic.  There is absolutely no reason
for end-user pseudo-MTAs to use it.  Some networks will enforce it.
Expect that and move on.


-- 
             RSUC / GweepNet / Spunk / FnB / Usenix / SAGE


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