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Mail Sending Problems

    Question

  •  

    Dear all,

     

    I am in big trouble since two days, my domain users are not able to send mails to some domains like yahoo.com, yahoo.co.in etc.

    Rest my mail is working fine.

    I also tried to troubleshoot with SMTPDIAG, please see the error and suggest some solution.

     

    SMTPDIAG Details:

    Searching for Exchange external DNS settings.
    Computer name is MAIL.
    VSI 1 has the following external DNS servers:
    There are no external DNS servers configured.

    Checking SOA for yahoo.com.
    Checking external DNS servers.
    Checking internal DNS servers.
    SOA serial number match: Passed.

    Checking local domain records.
    Checking MX records using TCP: liveindia.tv.
    Checking MX records using UDP: liveindia.tv.
    Both TCP and UDP queries succeeded. Local DNS test passed.

    Checking remote domain records.
    Checking MX records using TCP: yahoo.com.
    Checking MX records using UDP: yahoo.com.
    Both TCP and UDP queries succeeded. Remote DNS test passed.

    Checking MX servers listed for user@yahoo.com.
    Connecting to g.mx.mail.yahoo.com [206.190.53.191] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to g.mx.mail.yahoo.com.
    Connecting to f.mx.mail.yahoo.com [209.191.88.247] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to f.mx.mail.yahoo.com.
    Connecting to c.mx.mail.yahoo.com [216.39.53.3] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to c.mx.mail.yahoo.com.
    Connecting to a.mx.mail.yahoo.com [209.191.118.103] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to a.mx.mail.yahoo.com.
    Connecting to g.mx.mail.yahoo.com [209.191.88.239] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to g.mx.mail.yahoo.com.
    Connecting to f.mx.mail.yahoo.com [68.142.202.247] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to f.mx.mail.yahoo.com.
    Connecting to e.mx.mail.yahoo.com [216.39.53.1] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to e.mx.mail.yahoo.com.
    Connecting to d.mx.mail.yahoo.com [216.39.53.2] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to d.mx.mail.yahoo.com.
    Connecting to c.mx.mail.yahoo.com [68.142.237.182] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to c.mx.mail.yahoo.com.
    Connecting to b.mx.mail.yahoo.com [66.196.97.250] on port 25.
    Error: Expected "220". Server is not accepting connections.
    Failed to submit mail to b.mx.mail.yahoo.com.

     

     

    Regards

    Sunil

    Thursday, January 10, 2008 8:39 AM

All replies

  • Found thin in google, might give you some tips:

    http://www.tek-tips.com/viewthread.cfm?qid=1428164&page=10
    Thursday, January 10, 2008 6:51 PM
  • Hi,

     

    Thanks for reply.

    But I tried that already and still facing same problem.

    My Public IP have already RDNS entry in my ISP DNS , and still my mails to some domains are not going.

     

    Regards

    Sunil

    Sunday, January 13, 2008 11:19 AM
  • Use www.intodns.com to see where the problem may lie...
    Sunday, August 01, 2010 12:21 AM