<html><body><span style="font-family:Verdana; color:#000000; font-size:10pt;"><div>For outgoing mail, you'll need to install Postfix or Sendmail on the RT box and configure it to Smarthost the mail over to Exchange. Not that hard, just check the manuals and do some googling.</div><div><br></div><div>#2 and #3 are one in the same. Check the Manpage for rt-mailgate and you'll either want to set up Exchange to pass the mail over SMTP to the RT server (hard) or use fetchmail and a cron job to POP the mail in every so often (that's what I do, easy.) Again, Google can help a ton.<br></div></span></body></html>