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Network Troublshooting => Linux Servers Support => Topic started by: stephen on July 27, 2004, 03:49:05 PM

Title: sendmail - error 553
Post by: stephen on July 27, 2004, 03:49:05 PM
I am having one Linux Server(Redhat 7.1) with Sendmail.Today i have faced the following error like this ...................

----- The following addresses had permanent fatal errors -----
<stephenbabu@rediffmail.com>
    (reason: 553 sorry, you have not authenticated for relay and <stephenbabu@rediffmail.com> is not a local address. (#5.7.1))

   ----- Transcript of session follows -----
... while talking to mail.nagamills.com:
>>> RCPT To:<stephenbabu@rediffmail.com>
<<< 553 sorry, you have not authenticated for relay and <stephenbabu@rediffmail.com> is not a local address. (#5.7.1)
550 5.1.1 <stephenbabu@rediffmail.com>... User unknown

This error happend to all my users when i am sending a mail otherthan my domain like the abv example.I can able to send and receive the mails from user@mydomain.com...

But i can receive all the mails from mydomain.com and as well as from otherdomain.com...
Pls help me.....