Sendmail problem - Please someone who could help me!

Mario Robayo mrobayo at rocketmail.com
Thu Jun 10 12:59:14 UTC 2004


The users are only from localnetwork. 

Thank's Reuben. I´ll check the server ip address in
that list.  
Mario



> Hi,
> I just installed a Redhat 9 for email server with
> sendmail.  In order the clients can send theirs
mails
> from outlook i comment the line
>     dnl DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1,
> Name=MTA')

The commend on that line is so that the machine can
receive mail from outside 
network (other than localhost). 
What did you mean by "clients can send theirs mails
from outlook"? Are you 
planning to use your sendmail as a public SMTP server?


> and open the port 25 for SMTP in the firewall.  My
> problems began the next week.  The mail are being
> blocked or could be delivered.    

Being blocked by whom? The server you're trying to
send mail to? How do you 
know it's being blocked? Did you get bounces ? Check
the /var/log/maillog 
when this happens. 

I think i make a
> newbie mistake...  I don´t know if i must close the
> port 25 or is a sendmail configuration problem, i
> don´t know how to check if the server or domain is
in
> a blacklist.

Put the IP address of your server here, and see if
it's in any of the (black) 
list:

http://openrbl.org/
http://www.dnsbl.us.sorbs.net/cgi-bin/lookup?js&IP=
http://www.mail-abuse.com/cgi-bin/lookup

RDB
-- 
Reuben D. Budiardja
Department of Physics and Astronomy
The University of Tennessee, Knoxville, TN
---------------------------------------------------------
"To be a nemesis, you have to actively try to destroy 
something, don't you? Really, I'm not out to destroy 
Microsoft. That will just be a completely
unintentional 
side effect."
                 - Linus Torvalds -






	
		
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