I will try an answer you. Question #1 Yes it typically should be set to the hostname, however it should be set to the name of the server you set in your dns record under mx. MX record specify what computer should receive email for the domain name your using. Question #2 In your senmail.cf file there is an entry to only allow the receiveing of mail for the local address of 127.0.0.1 example from sendmail.cf file # SMTP daemon options # O DaemonPortOptions=Port=smtp,Addr=127.0.0.1, Name=MTA So if you comment out that line you should be able to receive email from mail servers outside of your local net Jason Lanpher jlanpher at stealthnetworking.com http://www.stealthnetworking.com