>>>>> "Kapil" == Kapil Sethi <[EMAIL PROTECTED]> writes:
Kapil> Hi, I am facing a serious mail problem, I hope I can find
Kapil> some Sendmail expert on this list. Can Mr. Raju help.
Kapil> The situation is:
Kapil> A person from somewhere in US configures his mailclient
Kapil> with name as [EMAIL PROTECTED] and with the same
Kapil> return address. This mail address
Kapil> i.e. [EMAIL PROTECTED] does not exist. He then
Kapil> sends hundreds of mails mail to nonexistent Yahoo
Kapil> mailboxes. Almost all of these mails bounce and are
Kapil> forwarded to Bharatconnect mailserver. which again rejects
Kapil> the mails as [EMAIL PROTECTED] does not
Kapil> exist. But as the double bounce messages are forwarded to
Kapil> Postmaster my precious bandwidth has been wasted.
Kapil> Is there any way to stop this type of attack. Today I have
Kapil> received over 3000 bounced mails from yahoo for 10
Kapil> different nonexistent bharatconnect mail addresses.
Sorry, you're out of luck. There's no way to prevent any random
e-mail sender setting his return address to any random user@any random
domain.
Regards,
-- Raju
--
Raju Mathur [EMAIL PROTECTED] http://kandalaya.org/
It is the mind that moves
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