cannot telnet port 25 from other hosts

[Bob Chiodini]

On Wed, 2004-07-28 at 10:27, ssoss S wrote:
> hi..  I found that I cannot telnet my linux box (fedora core1) via port 25 
> (SMTP) but the SMTP service is started.  I can telnet to localhost via port 
> 25.  May I know where is the config to control and allow me to telnet 
> mylinux 25 from other hosts??

/etc/mail/sendmail.mc:


> dnl #
> dnl # The following causes sendmail to only listen on the IPv4 loopback address
> dnl # 127.0.0.1 and not on any other network devices. Remove the loopback
> dnl # address restriction to accept email from the internet or intranet.
> dnl #
> DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')dnl

Should be this to open up SMTP:

DAEMON_OPTIONS(`Port=smtp, Name=MTA')dnl

service sendmail restart to rebuild the configs and restart sendmail.

Bob...
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