Re: sendmail & RH9

From: Ed Wilts (ewilts_at_ewilts.org)
Date: 12/30/03

  • Next message: Ken Cole: "RE: sendmail & RH9" 
    To: redhat-list@redhat.com
Date: Tue, 30 Dec 2003 06:37:51 -0600

    On Tue, Dec 30, 2003 at 10:28:29PM +1000, Ken Cole wrote:
    > I have just installed RH9. I have configured sendmail and can send
    > mail. However something is blocking port 25 for incoming mail.
    >
    > Just to check I completely disabled iptables and yet it is still
    > blocked. I re-enabled iptables.
    >
    > The sever has two NIC's, one real world, one internal.
    >
    > If I try and telnet to localhost port 25 I get:
    >
    > 220 xxxxx.com ESMTP Sendmail n.nn.n/n.nn.n; Tue, 30 Dec 2003 22:15:53
    > +1000
    >
    > If I try and telnet to the real world IP port 25 I get:
    >
    > Trying nnn.nnn.nnn.nnn... telnet:
    > connect to address nnn.nnn.nnn.nnn: Connection refused
    >
    > What is blocking this port?

    Check your sendmail.mc file.
    # grep -B3 DAEMON_OPTIONS /etc/mail/sendmail.mc

    If this is your problem, then it's very clearly documented in the Red
    Hat documentation and you can slap yourself on the wrist :-) 

    -- 
Ed Wilts, Mounds View, MN, USA
mailto:ewilts@ewilts.org
Member #1, Red Hat Community Ambassador Program
-- 
redhat-list mailing list
unsubscribe mailto:redhat-list-request@redhat.com?subject=unsubscribe
https://www.redhat.com/mailman/listinfo/redhat-list
  • Next message: Ken Cole: "RE: sendmail & RH9"

    Relevant Pages

    • Re: POP3 SERVER
      ... POP3 Server: mail.comcast.net ... Port settings when on the Network: POP port 110 and SMTP port 25 ... In the Incoming Mail server field enter:mail.comcast.net ...
      (microsoft.public.windows.inetexplorer.ie6_outlookexpress)
    • Re: port 25 - authenticated delivery only except for specified ip block
      ... Port 25, 26, or whatever, just any incoming mail. ... Wouldn't the Sendmail ruleset be the only place you can use the "if ... port 26 to never require auth (this is significantly simpler than ...
      (comp.mail.sendmail)
    • Re: MAILER_DEFINITION multiple ports
      ... I have a specific MAILER_DEFINITION set up to forward incoming mail to ... a java based mail service that is local to a machine. ... the app will listen to a specific port 8025 and 8125 respectivly. ... You can make "destination host" of the mailer fixed and use $h to allow ...
      (comp.mail.sendmail)
    • Routing incoming mail to another server
      ... How can I route incoming mail to another SMTP and to another port. ...
      (microsoft.public.exchange2000.connectivity)
    • Re: ISP Blocking Access to External Port 25
      ... could have considered instead of blocking port 25. ... their server even though they now have SMTP AUTH working. ... Since I already had an account at myrealbox.com, ... By blocking Port 25, I think they feel they can ignore these ...
      (comp.os.linux.misc)