Port 25

[Spicer, Kevin]

>> 
>>     $ telnet 127.0.0.1 25
>>     220- ESMTP
>>     220-
>>     220-
>>     220-It is a violation of applicable law to send spam
>>     220-to this server, and such violations may be prosecuted.    
>>     220- 220 Be aware: Oklahoma has Long Arm clauses in its
>> computer crime statute.
> 
> What did you add to get that message or maybe its not sendmail?
> 

You can change the banner message on sendmail with this in your sendmail.mc
define(`confSMTP_LOGIN_MSG', `yourserver.yourdomain.com  Your message here')dnl

IIRC theres an RFC that says you should include the name of your mail server in the banner.



BMRB International 
http://www.bmrb.co.uk
+44 (0)20 8566 5000
_________________________________________________________________
This message (and any attachment) is intended only for the 
recipient and may contain confidential and/or privileged 
material.  If you have received this in error, please contact the 
sender and delete this message immediately.  Disclosure, copying 
or other action taken in respect of this email or in 
reliance on it is prohibited.  BMRB International Limited 
accepts no liability in relation to any personal emails, or 
content of any email which does not directly relate to our 
business.