On 10/13/10 9:53 PM, somtob.kaewbowon at cbs.pea.co.th wrote: > 1. mailman can send message to sendmail > 2.but sendmail can't send the message to mail list > > The original message was received at Thu, 14 Oct 2010 09:41:53 +0700 > from apache at localhost > > ----- The following addresses had permanent fatal errors ----- > somt at cbs.pea.co.th > (reason: 550 5.1.1<somt at cbs.pea.co.th>... User unknown) > (expanded from: somt at cbs.pea.co.th) > > ----- Transcript of session follows ----- > ... while talking to [127.0.0.1]: >>>> DATA > <<< 550 5.1.1<somt at cbs.pea.co.th>... User unknown > 550 5.1.1 somt at cbs.pea.co.th... User unknown > <<< 503 5.0.0 Need RCPT (recipient) It has been a while since I've set up a list, but as I recall, you run the '/usr/lib/mailman/bin/newlist' command to create a list and it gives you a list of aliases that you have to add to /etc/aliases (and then run 'newaliases') to direct inbound messages to the list program. -- Les Mikesell lesmikesell at gmail.com