Perfect Server - Ubuntu 8.04 LTS) postfix/smtp 25 connection refused

Discussion in 'HOWTO-Related Questions' started by wanderer, Mar 11, 2010.

  1. wanderer

    wanderer New Member

    The Perfect Server - Ubuntu Hardy Heron (Ubuntu 8.04 LTS Server) - Page 5

    telnet localhost 25
    Trying 127.0.0.1...
    Connected to localhost.localdomain.
    Escape character is '^]'.
    220 server.example.com ESMTP Postfix (Ubuntu)
    ehlo localhost
    250-server.example.com
    250-PIPELINING
    250-SIZE 10240000
    250-VRFY
    250-ETRN
    250-STARTTLS
    250-AUTH PLAIN LOGIN
    250-AUTH=PLAIN LOGIN
    250-ENHANCEDSTATUSCODES
    250-8BITMIME
    250 DSN


    nmap localhost

    Starting Nmap 4.53 ( http://insecure.org ) at 2010-03-11 19:26 EET
    Interesting ports on localhost.localdomain (127.0.0.1):
    Not shown: 1706 closed ports
    PORT STATE SERVICE
    21/tcp open ftp
    22/tcp open ssh
    25/tcp open smtp
    53/tcp open domain
    80/tcp open http
    443/tcp open https
    953/tcp open rndc
    3306/tcp open mysql

    Nmap done: 1 IP address (1 host up) scanned in 0.306 seconds


    Mar 11 18:59:39 server postfix/smtp[4722]: A6BEB10059: to=<[email protected]>, relay=none, delay=0.41, delays=0.13/0.07/0.21/0, dsn=4.4.1, status=deferred (connect to server.example.com[ip]:25: Connection refused)

    I replace the real name of server with server.example.com.
     
  2. topdog

    topdog New Member HowtoForge Supporter

    Your nmap and telnet are to the localhost, something is blocking you from connecting to the servers actual ip address check your firewalls and also check to see that the server is listening to port 25 on that address
     
  3. wanderer

    wanderer New Member

    Ok i understand but i try to send mail local from one user to other. And here a results from outside of LAN.
    Starting Nmap 5.21 ( http://nmap.org ) at 2010-03-15 15:37 E. Europe Standard Time

    Nmap scan report for server.example.com (xx.xx.xx.xx)

    Host is up (0.095s latency).
    Not shown: 87 filtered ports

    PORT STATE SERVICE

    21/tcp open ftp
    22/tcp open ssh
    25/tcp open smtp
    53/tcp open domain
    80/tcp open http
    81/tcp closed hosts2-ns
    110/tcp closed pop3
    143/tcp closed imap
    443/tcp open https
    993/tcp closed imaps
    995/tcp closed pop3s
    3306/tcp open mysql
    8081/tcp open blackice-icecap



    Nmap done: 1 IP address (1 host up) scanned in 20.69 seconds

    Back with an add, I uninstalled all the packages on the mail HOWTO except Postfix and from console I was able to send mail between users.
     

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