Hi, this is sasidhar.
we are getting problems with sendmail.
we have a site, when user registers we are sending a confirmation mail to user.
The problem is some times it is not sending mails to users.
The user accounts are valid.
This is what I am getting reply to my mail
THIS IS A WARNING MESSAGE ONLY
YOU DO NOT NEED TO RESEND YOUR MESSAGE
The original message was received at Fri, 9 Oct 2009 00:08:11 -0400
from localhost.localdomain [127.0.0.1]
----- Transcript of session follows -----
Warning: message still undelivered after 4 hours
Will keep trying until message is 5 days old
Final-Recipient: RFC822; firstname.lastname@example.org
Last-Attempt-Date: Fri, 9 Oct 2009 04:27:36 -0400
Will-Retry-Until: Wed, 14 Oct 2009 00:08:11 -0400
After 5 days also it is there in mqueue.
For gmail it is working fine, yahoo some times it is working some times it is not.
In gmail it is going to inbox.
In yahoo it is going to spam.
In rediff for every 10 mails 6 to 7 are there in mqueue.
With this problem every 100 mails on an average we are loosing 20 to 30 mails there in mqueue.
Please give respond to this topic.