On Sat, 2004-06-12 at 11:02, Michael Sullivan wrote: > First of all, I'm using evolution as the client. I have no idea what > you mean by mechs, but I guess I'm using whatever the Fedora Core > default is, unless that is altered in /etc/mail, and I have no idea what > 'saslauthd' is. I checked the dates on the files in /etc/mail against > the dates in my backed up /etc/mail from the server PC and found that I > had not extracted them over correctly. I have now fixed that. Now when > I try to send mail from outside my domain to inside it, I get the mail > returned from my domain's postmaster saying > > ----- The following addresses had permanent fatal errors ----- > <michael@xxxxxxxxxxxxxxxx> > (reason: 553 5.3.5 system config error) > > ----- Transcript of session follows ----- > 553 5.3.5 espersunited.com. config error: mail loops back to me (MX > problem?) > 554 5.3.5 Local configuration error > > Please don't flame me. I'm under a lot of stress. This network is all > I have and it's not working right at the moment. I'll try to delete all > traces of replying to other threads in the future, but I can't use > evolution's address book because the address-book backend crashes every > time I try to use it (a topic to be saved for a different thread) and I > can't be expected to remember email addresses for the twenty or so > mailing lists I'm subscribed to... ---- - we all operate under time pressure constraints. Learn to deal with them gracefully please, they don't excuse failures to protocol, rudeness, etc. - In the header of every email is the sender and the 'replyto' - click the reply to in Evolution or any other mail client will create a new empty email (no address book required) and no hijacked thread. A system administrator should know this. - sendmail is struggling because your dns loops. from outside world... # host espersunited.com espersunited.com has address 68.15.193.18 # host -t MX espersunited.com espersunited.com mail is handled by 10 espersunited.com. Only you can check inside of network. My guess is that you need to configure that machine to accept mail for espersunited.com /etc/mail/local-host-names #should contain things like... localhost localhost.localdomain espersunited.com www.espersunited.com #etc. make -C /etc/mail and don't forget... <http://www.redhat.com/docs/manuals/linux/RHL-9-Manual/ref-guide/s1-email-mta.html> Craig