Am So, den 12.06.2005 schrieb Ankush Grover um 16:25: > My Mail Server is configured on FC3 > (Postfix+Dovecot+Clamav+Fetchmail).I am facing one problem few of the > mails from my domain are getting rejected. > > For example if any user from my domain is sending the mail to a user > on rediffmail.com domain that mail is getting rejected. > > My Scenario is such we have one catchall with the ISP i download all > the mails from the ISP mailbox through fetchmali.For sending the mails > the local mail server with postfix running on it.The postfix is > configured to authenticate with the ISP mail server before sending the > mails. > > If the authentication is properly configured then why the mails are > getting rejected see below > > ankush1711@xxxxxxxxxxxxxx>: host mail2.rediffmail.com[203.199.83.4] said: 553 > Message from xx.xx.xx.xx( Public Ipaddress of my company) rejected - see > http://spamblock.outblaze.com/xx.xx.xx.xx (in reply to RCPT TO command) You are not sending through your ISP's smart host. > How to stop my mail server to become a part of Spam World. I want to > test that my local mail server is getting authenticated with the ISP > mail server.Sasl_finger is a tool that I know shows some statistics > regarding this but it does not itself checks by sending a mail.Is > there any other tool for checking the authentication with the ISP . Check your mail log file. > We have one Public IPaddress ,NAT is configured on the ADSL Router to > give all the users in the LAN access to the Internet. > > In postfix/main.cf the entries for authentication as below: > > smtp_sasl_auth_enable = yes > smtp_sasl_password_maps = hash:/etc/postfix/passwd I would better name the password map file "sasl_passwd". > smtp_sasl_security_options = noanonymous > > I have not configured TLS/SSL for postfix. You should avoid sending AUTH information unencrypted through the net. > The entries for passwd file are as > > ISP mailserver username:password. Did you set "relayhost" in main.cf? > Ankush Alexander -- Alexander Dalloz | Enger, Germany | GPG http://pgp.mit.edu 0xB366A773 legal statement: http://www.uni-x.org/legal.html Fedora Core 2 GNU/Linux on Athlon with kernel 2.6.11-1.27_FC2smp Serendipity 16:49:26 up 19 days, 15:27, load average: 0.23, 0.12, 0.10
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