http://isc.sans.org/port_details.php?port=25
Stef
Network Fortius, LLC
On May 31, 2005, at 8:21 PM, Jim Popovitch wrote:
>
> I've seen an almost astronomical increase in bogus smtp connections
> ("did not issue MAIL/EXPN/VRFY/ETRN during connection to") within the
> past 18 hours. Up to +1100 today vs the usual 4 or 5.
>
> Anyone else?
>
> -Jim P.
>
>