[BlueOnyx:03864] Help smtp blocked somehow.

Menno Jansz menno at jansz.com
Fri Mar 5 11:46:40 -05 2010


I have a bit of a mystery on my new BlueOnyx server in that I cant access port
25. Ie smpt so I cant send email to it.

I cant work out what I've setup wrong. At first I thought my provider was
blocking the port somehow.

However the odd thing is from the server I can telnet to port 25 if I use
localhost, but not if I use my ip.

Eg:

[root at myserver ~]# iptables -L
Chain INPUT (policy ACCEPT)
target     prot opt source               destination

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination
[root at myserver ~]# telnet localhost 25
Trying 127.0.0.1...
Connected to localhost.localdomain (127.0.0.1).
Escape character is '^]'.
220 myserver.com ESMTP Sendmail 8.13.8/8.13.8; Fri, 5 Mar 2010 16:38:41 GMT
HELO server.com
250 myserver.com Hello localhost [127.0.0.1], pleased to meet you
QUIT
221 2.0.0 myserver.com closing connection
Connection closed by foreign host.
[root at myserver ~]# telnet 188.165.69.69 25
Trying 188.165.69.69...
telnet: connect to address 188.165.69.69: Connection refused
telnet: Unable to connect to remote host: Connection refused
[root at myserver ~]#

Any ideas?

Cheers,
Menno
-- 
www.jansz.com







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