What do I need to add to exim.conf to be able to send mail. I have a PPP connection to a provider and use fetchmail to get mail but I cannot send mail except through netscape. In /var/log/exim/mainlog.01 SMTP error from remote mailer after Mail From: <lance@Buddha> SIZE=2522: host smtp-gw01.ibm.net Unresolvable domain name What is this error telling me?