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circomventing -- reject_unverified_sender
From: Tom Allison (tallison
tacocat.net)
Date: Fri Jul 02 2004 - 06:53:33 CDT
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Jul 2 07:50:40 cling postfix/smtpd[7143]: connect from
adsl-66-141-65-197.dsl.okcyok.swbell.net[66.141.65.197]
Jul 2 07:50:42 cling postfix/cleanup[7147]: 55C2F4C081:
message-id=<20040702115042.55C2F4C081cling.tacocat.net>
Jul 2 07:50:42 cling postfix/qmgr[6902]: 55C2F4C081:
from=<postmastertacocat.net>, size=261, nrcpt=1 (queue active)
Jul 2 07:50:44 cling postfix/smtp[7148]: 55C2F4C081:
to=<xrhwgmbfgejcantv.net>, relay=relay.cantv.net[200.44.32.36],
delay=2, status=deliverable (250 2.1.5 <xrhwgmbfgejcantv.net>...
Recipient ok)
I guess this is one way of doing it.
The connecting address (swbell.net) is not the same as the sender, so it
passed. Interesting relay situation if I read this correctly. But I
can see where greylisting might become valuable against something like this.
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