On Jun 23, 10:40am, Darryl Luther wrote: } I've been getting these sporadically for the past several weeks. Now, I'm a } complete novice when it comes to Internet mail headers and distribution } errors, so that may be the bulk of my problem. The problem being I can't } figure out which account is causing these errors and why it's not happening } on every single message. The misleading part (for me anyway) is the } reference to the "Filter=" keyword. I inherited this list and here's the } "Filter=" settings (I'm not sure why "Also" shows up on the first Filter } line, but it does): } } Filter= Also,salste@*,[log in to unmask],nobody@*,noone@*, } Filter= *@brian.net.pk,*VISBAS*@*,*@JAVALOBBY.ORG, *@capitolsoft.com "also" says to use these in the list in addition to the "standard" lsoft list, which inclused MAILER-DEAMON, so thats why its being caught. Otherwise the bounce, which is missent to the list, would be posted to the list. } No mention of the offending domain in there that I can see. The only } subscription containing ".tw" is: [log in to unmask], but } "EMC.DGBASE.GOV.TW" is referenced in the error. Could it be these 2 match } up somehow? Could be. Try writing to your subscriber directly and see if it bounces. This line hit the filter: } From: Mail Delivery Subsystem <[log in to unmask]> -- Rich Greenberg Work: Rich.Greenberg atsign worldspan.com +1 770-563-6656 N6LRT Marietta, GA, USA Play: richgr atsign netcom.com +1 770-321-6507 Eastern time zone. I speak for myself & my dogs only. VM'er since CP-67 Canines:Val(Chinook,CGC,TT),Red(Husky,(RIP)),Shasta(Husky,TT) Owner:Chinook-L Atlanta Siberian Husky Rescue. Adopt a homeless Husky. Asst Owner:Sibernet-L