Jon Nelson on 21 Oct 2003 10:54:01 -0400 |
I get occasional relay attempts on my server, but they have all been rejected. Today I noticed these entries and I am a little concerned. Oct 20 17:02:51 muffin postfix/smtpd[26958]: connect from 218-172-206-249.HINET-IP.hinet.net[218.172.206.249] Oct 20 17:02:52 muffin postfix/smtpd[26958]: 1864324122: client=218-172-206-249.HINET-IP.hinet.net[218.172.206.249] Oct 20 17:02:54 muffin postfix/cleanup[26959]: 1864324122: message-id=<AlE@seed.net.tw> Oct 20 17:02:54 muffin postfix/nqmgr[1080]: 1864324122: from=<IIhBJUcUr@iris.seed.net.tw>, size=2654, nrcpt=2 (queue active) Oct 20 17:02:54 muffin postfix/nqmgr[1080]: 1864324122: to=<--quincy@linuxnotes.net>, relay=none, delay=2, status=bounced (invalid recipient syntax: "--quincy@linuxnotes.net") **Above I get the email from seed.net.tw w/ 2 recipients and one gets bounced. Oct 20 17:02:55 muffin postfix/pipe[26963]: 1864324122: to=<quincy@linuxnotes.net>, relay=cyrus, delay=3, status=sent (muffin.linuxnotes.net) **Then next one is recieved (probably spam) Oct 20 17:02:55 muffin postfix/cleanup[26959]: 0AA16244F5: message-id=<20031020210255.0AA16244F5@muffin.linuxnotes.net> Oct 20 17:02:55 muffin postfix/nqmgr[1080]: 0AA16244F5: from=<>, size=4322, nrcpt=1 (queue active) **Mail accepted from ? (seed.net.tw) w/ 1 recipient Oct 20 17:02:55 muffin postfix/smtpd[26958]: disconnect from 218-172-206-249.HINET-IP.hinet.net[218.172.206.249] Oct 20 17:02:56 muffin postfix/smtp[26966]: 0AA16244F5: to=<IIhBJUcUr@iris.seed.net.tw>, relay=mx.seed.net.tw[139.175.54.239], delay=1, status=bounced (host mx.seed.net.tw[139.175.54.239] said: 55 0 unknown user) **Relay attempted and bounced only because of unknown user at mx.seed.net.tw. My question is why did this happen? Here are the relevent entries in /etc/postfix/main.cf: myhostname = muffin.linuxnotes.net mydomain = linuxnotes.net mydestination = $myhostname, localhost.$mydomain, $mydomain, alisoncafe.com mynetworks = 192.168.1.0/24, 127.0.0.0/8 relay_domains = $mydestination TIA, Jon -- Trooper Jon S. Nelson, Linux Certified Admin., CCNA Pa. State Police, Bureau of Criminal Investigation Computer Crimes Unit Work: 610.344.4471 Cell/Page: 866.284.1603 jonelson@state.pa.us ___________________________________________________________________________ Philadelphia Linux Users Group -- http://www.phillylinux.org Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce General Discussion -- http://lists.phillylinux.org/mailman/listinfo/plug
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