Frank M. Ramaekers wrote: > I'm attempting to configure sendmail to relay outgoing mail to an > internal smtp server. I found that the commented line in sendfile.mc > that starts with 'dnl define(`SMART_HOST'... needed to be uncommented > and a valid value inserted. No problem there, but when I attempt to > 'make -C /etc/mail', I get I know you are not advised to edit sendmail.cf but you can edit non ruleset stuff without problems. Look for DS and append the name of the smarthost to DS. eg: # "Smart" relay host (may be null) DSmail.domain.com After that, you can go about sorting out your yum problem.